OBD-II · CODE FAMILY
Codes P21xx — what they mean
P21xx is a family of 256 manufacturer-specific OBD2 codes covering powertrain and electrical faults. Each P21xx code below links to its own page with causes, diagnosis and the parts to fix it.
256 codesPowertrain systems
FAMILY
RangeP2100–P21FF
Codes256
TROUBLEATLAS APP
01All codes in this family
One rich, indexed page — not thousands of empty ones. Each code links to its own page.
| Code | Meaning — click to open the code page | System | Severity |
|---|---|---|---|
| P2100 | OBD II fault code P2100 is a generic code that is defined as → /auto/codes/p2100/ OBD II fault code P2100 is a generic code that is defined as “Throttle Actuator Control (TAC)- Motor Control Circuit”, or sometimes as “Throttle Actua | Powertrain | Medium |
| P2101 | Accelerator Pedal Position (APP) assembly failure, Powertrai → /auto/codes/p2101/ Accelerator Pedal Position (APP) assembly failure, Powertrain Control Module (PCM) failure, Throttle control motor failure, Wiring issue | Powertrain | Medium |
| P2102 | Throttle Actuator A Control Motor Circuit Low → /auto/codes/p2102/ Throttle Actuator A Control Motor Circuit Low | Powertrain | Medium |
| P2103 | Throttle Actuator A Control Motor Circuit High → /auto/codes/p2103/ Throttle Actuator A Control Motor Circuit High | Powertrain | Medium |
| P2104 | Throttle Actuator Control System - Forced Idle → /auto/codes/p2104/ Throttle Actuator Control System - Forced Idle | Powertrain | Medium |
| P2105 | OBD II fault code P2105 is a generic trouble code that is de → /auto/codes/p2105/ OBD II fault code P2105 is a generic trouble code that is defined as “Throttle Actuator Control System – Forced Engine Shutdown”, and is set when the | Powertrain | Medium |
| P2106 | OBD II fault code P2106 is defined by all manufact6urers as → /auto/codes/p2106/ OBD II fault code P2106 is defined by all manufact6urers as “Throttle actuator control (TAC) system – forced limited power mode”, and can be set when | Powertrain | Medium |
| P2107 | Throttle Actuator A Control Module Processor → /auto/codes/p2107/ Throttle Actuator A Control Module Processor | Powertrain | Medium |
| P2108 | OBD II fault code P2108 is a generic code that is defined as → /auto/codes/p2108/ OBD II fault code P2108 is a generic code that is defined as “Throttle Actuator Control Module Performance”, and is set when the PCM (Powertrain Contr | Powertrain | Medium |
| P2109 | OBD II fault code P2109 is a generic code that is defined as → /auto/codes/p2109/ OBD II fault code P2109 is a generic code that is defined as “Accelerator pedal position (APP) / Throttle position (TP) sensor A – minimum stop perfor | Powertrain | Medium |
| P210A | Throttle Actuator B Control Motor Circuit/Open → /auto/codes/p210a/ Throttle Actuator B Control Motor Circuit/Open | Powertrain | Medium |
| P210B | Throttle Actuator B Control Motor Circuit Range/Performance → /auto/codes/p210b/ Throttle Actuator B Control Motor Circuit Range/Performance | Powertrain | Medium |
| P210C | Throttle Actuator B Control Motor Circuit Low → /auto/codes/p210c/ Throttle Actuator B Control Motor Circuit Low | Powertrain | Medium |
| P210D | Throttle Actuator B Control Motor Circuit High → /auto/codes/p210d/ Throttle Actuator B Control Motor Circuit High | Powertrain | Medium |
| P210E | Throttle/Pedal Position Sensor/Switch C/F Voltage Correlatio → /auto/codes/p210e/ Throttle/Pedal Position Sensor/Switch C/F Voltage Correlation | Powertrain | Medium |
| P210F | Throttle Actuator B Control System - Forced Limited RPM → /auto/codes/p210f/ Throttle Actuator B Control System - Forced Limited RPM | Powertrain | Medium |
| P2110 | The engine computer (PCM) controls the Throttle Actuator Con → /auto/codes/p2110/ The engine computer (PCM) controls the Throttle Actuator Control (TAC) system, also known as the Electronic Throttle Control system (ETC). This includ | Powertrain | Medium |
| P2111 | The engine computer (PCM) controls the Throttle Actuator Con → /auto/codes/p2111/ The engine computer (PCM) controls the Throttle Actuator Control (TAC) system, also known as the Electronic Throttle Control system (ETC). This includ | Powertrain | Medium |
| P2112 | A P2112 DTC (diagnostic troubleshooting code) will appear wh → /auto/codes/p2112/ A P2112 DTC (diagnostic troubleshooting code) will appear when the engine’s throttle actuator is not responding to the gas pedal. If the actuator is n | Powertrain | Medium |
| P2113 | Throttle/Pedal Position Sensor B Minimum Stop Performance → /auto/codes/p2113/ Throttle/Pedal Position Sensor B Minimum Stop Performance | Powertrain | Medium |
| P2114 | Throttle/Pedal Position Sensor C Minimum Stop Performance → /auto/codes/p2114/ Throttle/Pedal Position Sensor C Minimum Stop Performance | Powertrain | Medium |
| P2115 | Throttle/Pedal Position Sensor D Minimum Stop Performance → /auto/codes/p2115/ Throttle/Pedal Position Sensor D Minimum Stop Performance | Powertrain | Medium |
| P2116 | Throttle/Pedal Position Sensor E Minimum Stop Performance → /auto/codes/p2116/ Throttle/Pedal Position Sensor E Minimum Stop Performance | Powertrain | Medium |
| P2117 | Throttle/Pedal Position Sensor F Minimum Stop Performance → /auto/codes/p2117/ Throttle/Pedal Position Sensor F Minimum Stop Performance | Powertrain | Medium |
| P2118 | OBD II fault code P2118 is a generic code that is defined as → /auto/codes/p2118/ OBD II fault code P2118 is a generic code that is defined as “Throttle actuator control (TAC), throttle motor current – range/performance problem”, an | Powertrain | Medium |
| P2119 | OBD II fault code P2119 is a generic code that is defined as → /auto/codes/p2119/ OBD II fault code P2119 is a generic code that is defined as “Throttle Actuator Control Throttle Valve- Range/Performance Problem”, and is set when th | Powertrain | Medium |
| P211A | Throttle Actuator B Control System - Stuck Open → /auto/codes/p211a/ Throttle Actuator B Control System - Stuck Open | Powertrain | Medium |
| P211B | Throttle Actuator B Control System - Stuck Close → /auto/codes/p211b/ Throttle Actuator B Control System - Stuck Close | Powertrain | Medium |
| P211C | Throttle Actuator B Control Motor Current Range/Performance → /auto/codes/p211c/ Throttle Actuator B Control Motor Current Range/Performance | Powertrain | Medium |
| P211D | Throttle Actuator B Control Throttle Body Range/Performance → /auto/codes/p211d/ Throttle Actuator B Control Throttle Body Range/Performance | Powertrain | Medium |
| P211E | Throttle Actuator B Control Module Processor → /auto/codes/p211e/ Throttle Actuator B Control Module Processor | Powertrain | Medium |
| P211F | Throttle Actuator B Control Module Performance → /auto/codes/p211f/ Throttle Actuator B Control Module Performance | Powertrain | Medium |
| P2120 | OBD II fault code P2120 is a generic trouble code that is de → /auto/codes/p2120/ OBD II fault code P2120 is a generic trouble code that is defined as “Throttle/Pedal Position Sensor/Switch “D” Circuit”, and is set when the PCM (Pow | Powertrain | Medium |
| P2121 | OBD II fault code P2121 is a generic code that is defined as → /auto/codes/p2121/ OBD II fault code P2121 is a generic code that is defined as “Accelerator pedal position (APP) / Throttle position (TP) sensor/switch D – range/perfor | Powertrain | Medium |
| P2122 | Accelerator Pedal Position (APP) assembly failure, Powertrai → /auto/codes/p2122/ Accelerator Pedal Position (APP) assembly failure, Powertrain Control Module (PCM) failure, Throttle control motor failure, Wiring issue | Powertrain | Medium |
| P2123 | OBD II fault code P2123 is a generic code that is defined as → /auto/codes/p2123/ OBD II fault code P2123 is a generic code that is defined as “Accelerator pedal position (APP) / Throttle position (TP) sensor/switch D – high input”, | Powertrain | Medium |
| P2124 | Throttle/Pedal Position Sensor/Switch D Circuit Intermittent → /auto/codes/p2124/ Throttle/Pedal Position Sensor/Switch D Circuit Intermittent | Powertrain | Medium |
| P2125 | Throttle/Pedal Position Sensor/Switch E Circuit → /auto/codes/p2125/ Throttle/Pedal Position Sensor/Switch E Circuit | Powertrain | Medium |
| P2126 | Throttle/Pedal Position Sensor/Switch E Circuit Range/Perfor → /auto/codes/p2126/ Throttle/Pedal Position Sensor/Switch E Circuit Range/Performance | Powertrain | Medium |
| P2127 | OBD II fault code P2127 is a generic code that is defined as → /auto/codes/p2127/ OBD II fault code P2127 is a generic code that is defined as “Accelerator pedal position (APP) / Throttle position (TP) sensor/switch E – low input”, | Powertrain | Medium |
| P2128 | Throttle/Pedal Position Sensor/Switch E Circuit High → /auto/codes/p2128/ Throttle/Pedal Position Sensor/Switch E Circuit High | Powertrain | Medium |
| P2129 | Throttle/Pedal Position Sensor/Switch E Circuit Intermittent → /auto/codes/p2129/ Throttle/Pedal Position Sensor/Switch E Circuit Intermittent | Powertrain | Medium |
| P212A | Throttle Position Sensor/Switch G Circuit → /auto/codes/p212a/ Throttle Position Sensor/Switch G Circuit | Powertrain | Medium |
| P212B | Throttle Position Sensor/Switch G Circuit Range/Performance → /auto/codes/p212b/ Throttle Position Sensor/Switch G Circuit Range/Performance | Powertrain | Medium |
| P212C | Throttle Position Sensor/Switch G Circuit Low → /auto/codes/p212c/ Throttle Position Sensor/Switch G Circuit Low | Powertrain | Medium |
| P212D | Throttle Position Sensor/Switch G Circuit High → /auto/codes/p212d/ Throttle Position Sensor/Switch G Circuit High | Powertrain | Medium |
| P212E | Throttle Position Sensor/Switch G Circuit Intermittent → /auto/codes/p212e/ Throttle Position Sensor/Switch G Circuit Intermittent | Powertrain | Medium |
| P212F | Throttle/Pedal Position Sensor/Switch F/G Voltage Correlatio → /auto/codes/p212f/ Throttle/Pedal Position Sensor/Switch F/G Voltage Correlation | Powertrain | Medium |
| P2130 | Throttle/Pedal Position Sensor/Switch F Circuit → /auto/codes/p2130/ Throttle/Pedal Position Sensor/Switch F Circuit | Powertrain | Medium |
| P2131 | Throttle/Pedal Position Sensor/Switch F Circuit Range/Perfor → /auto/codes/p2131/ Throttle/Pedal Position Sensor/Switch F Circuit Range/Performance | Powertrain | Medium |
| P2132 | Throttle/Pedal Position Sensor/Switch F Circuit Low → /auto/codes/p2132/ Throttle/Pedal Position Sensor/Switch F Circuit Low | Powertrain | Medium |
| P2133 | Throttle/Pedal Position Sensor/Switch F Circuit High → /auto/codes/p2133/ Throttle/Pedal Position Sensor/Switch F Circuit High | Powertrain | Medium |
| P2134 | Throttle/Pedal Position Sensor/Switch F Circuit Intermittent → /auto/codes/p2134/ Throttle/Pedal Position Sensor/Switch F Circuit Intermittent | Powertrain | Medium |
| P2135 | With so many working parts in the car, it’s highly probable → /auto/codes/p2135/ With so many working parts in the car, it’s highly probable that something will go wrong at some point. When the Check Engine Light comes on and the P | Powertrain | Medium |
| P2136 | Throttle/Pedal Position Sensor/Switch A/C Voltage Correlatio → /auto/codes/p2136/ Throttle/Pedal Position Sensor/Switch A/C Voltage Correlation | Powertrain | Medium |
| P2137 | FIXD Research Team
→ /auto/codes/p2137/ FIXD Research Team
March 28, 2021
| Powertrain | Medium |
| P2138 | FIXD Research Team
→ /auto/codes/p2138/ FIXD Research Team
March 28, 2021
| Powertrain | Medium |
| P2139 | Throttle/Pedal Position Sensor/Switch D/F Voltage Correlatio → /auto/codes/p2139/ Throttle/Pedal Position Sensor/Switch D/F Voltage Correlation | Powertrain | Medium |
| P213A | EGR Throttle Control Circuit B /Open → /auto/codes/p213a/ EGR Throttle Control Circuit B /Open | Powertrain | Medium |
| P213B | EGR Throttle Control Circuit B Range/Performance → /auto/codes/p213b/ EGR Throttle Control Circuit B Range/Performance | Powertrain | Medium |
| P213C | EGR Throttle Control Circuit B Low → /auto/codes/p213c/ EGR Throttle Control Circuit B Low | Powertrain | Medium |
| P213D | EGR Throttle Control Circuit B High → /auto/codes/p213d/ EGR Throttle Control Circuit B High | Powertrain | Medium |
| P213E | Fuel Injection System Fault - Forced Engine Shutdown → /auto/codes/p213e/ Fuel Injection System Fault - Forced Engine Shutdown | Powertrain | Medium |
| P213F | Fuel Pump System Fault - Forced Engine Shutdown → /auto/codes/p213f/ Fuel Pump System Fault - Forced Engine Shutdown | Powertrain | Medium |
| P2140 | Throttle/Pedal Position Sensor/Switch E/F Voltage Correlatio → /auto/codes/p2140/ Throttle/Pedal Position Sensor/Switch E/F Voltage Correlation | Powertrain | Medium |
| P2141 | EGR Throttle Control Circuit A Low → /auto/codes/p2141/ EGR Throttle Control Circuit A Low | Powertrain | Medium |
| P2142 | EGR Throttle Control Circuit A High → /auto/codes/p2142/ EGR Throttle Control Circuit A High | Powertrain | Medium |
| P2143 | EGR Vent Control Circuit/Open → /auto/codes/p2143/ EGR Vent Control Circuit/Open | Powertrain | Medium |
| P2144 | EGR Vent Control Circuit Low → /auto/codes/p2144/ EGR Vent Control Circuit Low | Powertrain | Medium |
| P2145 | EGR Vent Control Circuit High → /auto/codes/p2145/ EGR Vent Control Circuit High | Powertrain | Medium |
| P2146 | Fuel Injector Group A Supply Voltage Circuit/Open → /auto/codes/p2146/ Fuel Injector Group A Supply Voltage Circuit/Open | Powertrain | Medium |
| P2147 | Fuel Injector Group A Supply Voltage Circuit Low → /auto/codes/p2147/ Fuel Injector Group A Supply Voltage Circuit Low | Powertrain | Medium |
| P2148 | Fuel Injector Group A Supply Voltage Circuit High → /auto/codes/p2148/ Fuel Injector Group A Supply Voltage Circuit High | Powertrain | Medium |
| P2149 | Fuel Injector Group B Supply Voltage Circuit/Open → /auto/codes/p2149/ Fuel Injector Group B Supply Voltage Circuit/Open | Powertrain | Medium |
| P214A | SCR NOx Catalyst Inlet Temperature Too High → /auto/codes/p214a/ SCR NOx Catalyst Inlet Temperature Too High | Powertrain | Medium |
| P214B | SCR NOx Catalyst Inlet Temperature Too High During Particula → /auto/codes/p214b/ SCR NOx Catalyst Inlet Temperature Too High During Particulate Filter Regeneration | Powertrain | Medium |
| P214C | SCR NOx Catalyst Outlet Temperature Too High → /auto/codes/p214c/ SCR NOx Catalyst Outlet Temperature Too High | Powertrain | Medium |
| P214D | SCR NOx Catalyst Outlet Temperature Too High During Particul → /auto/codes/p214d/ SCR NOx Catalyst Outlet Temperature Too High During Particulate Filter Regeneration | Powertrain | Medium |
| P214E | Reductant Pump A Current Too High → /auto/codes/p214e/ Reductant Pump A Current Too High | Powertrain | Medium |
| P214F | Reductant Heater A Current Too High → /auto/codes/p214f/ Reductant Heater A Current Too High | Powertrain | Medium |
| P2150 | Fuel Injector Group B Supply Voltage Circuit Low → /auto/codes/p2150/ Fuel Injector Group B Supply Voltage Circuit Low | Powertrain | Medium |
| P2151 | Fuel Injector Group B Supply Voltage Circuit High → /auto/codes/p2151/ Fuel Injector Group B Supply Voltage Circuit High | Powertrain | Medium |
| P2152 | Fuel Injector Group C Supply Voltage Circuit/Open → /auto/codes/p2152/ Fuel Injector Group C Supply Voltage Circuit/Open | Powertrain | Medium |
| P2153 | Fuel Injector Group C Supply Voltage Circuit Low → /auto/codes/p2153/ Fuel Injector Group C Supply Voltage Circuit Low | Powertrain | Medium |
| P2154 | Fuel Injector Group C Supply Voltage Circuit High → /auto/codes/p2154/ Fuel Injector Group C Supply Voltage Circuit High | Powertrain | Medium |
| P2155 | Fuel Injector Group D Supply Voltage Circuit/Open → /auto/codes/p2155/ Fuel Injector Group D Supply Voltage Circuit/Open | Powertrain | Medium |
| P2156 | Fuel Injector Group D Supply Voltage Circuit Low → /auto/codes/p2156/ Fuel Injector Group D Supply Voltage Circuit Low | Powertrain | Medium |
| P2157 | Fuel Injector Group D Supply Voltage Circuit High → /auto/codes/p2157/ Fuel Injector Group D Supply Voltage Circuit High | Powertrain | Medium |
| P2158 | Vehicle Speed Sensor B Circuit → /auto/codes/p2158/ Vehicle Speed Sensor B Circuit | Powertrain | Medium |
| P2159 | The P2159 diagnostic trouble code is a generic code sent fro → /auto/codes/p2159/ The P2159 diagnostic trouble code is a generic code sent from the PCM. It stands for vehicle speed sensor (VSS) B range /performance problem. While th | Powertrain | Medium |
| P215A | Vehicle Speed - Wheel Speed Correlation → /auto/codes/p215a/ Vehicle Speed - Wheel Speed Correlation | Powertrain | Medium |
| P215B | Vehicle Speed - Output Shaft Speed Correlation → /auto/codes/p215b/ Vehicle Speed - Output Shaft Speed Correlation | Powertrain | Medium |
| P215C | Output Shaft Speed - Wheel Speed Correlation → /auto/codes/p215c/ Output Shaft Speed - Wheel Speed Correlation | Powertrain | Medium |
| P215D | Reductant Pump B Stuck On → /auto/codes/p215d/ Reductant Pump B Stuck On | Powertrain | Medium |
| P215E | Reductant Heater D Current Too Low → /auto/codes/p215e/ Reductant Heater D Current Too Low | Powertrain | Medium |
| P215F | Reductant Heater D Current Too High → /auto/codes/p215f/ Reductant Heater D Current Too High | Powertrain | Medium |
| P2160 | Vehicle Speed Sensor B Circuit Low → /auto/codes/p2160/ Vehicle Speed Sensor B Circuit Low | Powertrain | Medium |
| P2161 | Vehicle Speed Sensor B Circuit Intermittent/Erratic/High → /auto/codes/p2161/ Vehicle Speed Sensor B Circuit Intermittent/Erratic/High | Powertrain | Medium |
| P2162 | Vehicle Speed Sensor A/B Correlation → /auto/codes/p2162/ Vehicle Speed Sensor A/B Correlation | Powertrain | Medium |
| P2163 | Throttle/Pedal Position Sensor A Maximum Stop Performance → /auto/codes/p2163/ Throttle/Pedal Position Sensor A Maximum Stop Performance | Powertrain | Medium |
| P2164 | Throttle/Pedal Position Sensor B Maximum Stop Performance → /auto/codes/p2164/ Throttle/Pedal Position Sensor B Maximum Stop Performance | Powertrain | Medium |
| P2165 | Throttle/Pedal Position Sensor C Maximum Stop Performance → /auto/codes/p2165/ Throttle/Pedal Position Sensor C Maximum Stop Performance | Powertrain | Medium |
| P2166 | Throttle/Pedal Position Sensor D Maximum Stop Performance → /auto/codes/p2166/ Throttle/Pedal Position Sensor D Maximum Stop Performance | Powertrain | Medium |
| P2167 | Throttle/Pedal Position Sensor E Maximum Stop Performance → /auto/codes/p2167/ Throttle/Pedal Position Sensor E Maximum Stop Performance | Powertrain | Medium |
| P2168 | Throttle/Pedal Position Sensor F Maximum Stop Performance → /auto/codes/p2168/ Throttle/Pedal Position Sensor F Maximum Stop Performance | Powertrain | Medium |
| P2169 | Exhaust Pressure Regulator Vent Solenoid Control Circuit/Ope → /auto/codes/p2169/ Exhaust Pressure Regulator Vent Solenoid Control Circuit/Open | Powertrain | Medium |
| P216A | Fuel Injector Group E Supply Voltage Circuit/Open → /auto/codes/p216a/ Fuel Injector Group E Supply Voltage Circuit/Open | Powertrain | Medium |
| P216B | Fuel Injector Group E Supply Voltage Circuit Low → /auto/codes/p216b/ Fuel Injector Group E Supply Voltage Circuit Low | Powertrain | Medium |
| P216C | Fuel Injector Group E Supply Voltage Circuit High → /auto/codes/p216c/ Fuel Injector Group E Supply Voltage Circuit High | Powertrain | Medium |
| P216D | Fuel Injector Group F Supply Voltage Circuit/Open → /auto/codes/p216d/ Fuel Injector Group F Supply Voltage Circuit/Open | Powertrain | Medium |
| P216E | Fuel Injector Group F Supply Voltage Circuit Low → /auto/codes/p216e/ Fuel Injector Group F Supply Voltage Circuit Low | Powertrain | Medium |
| P216F | Fuel Injector Group F Supply Voltage Circuit High → /auto/codes/p216f/ Fuel Injector Group F Supply Voltage Circuit High | Powertrain | Medium |
| P2170 | Exhaust Pressure Regulator Vent Solenoid Control Circuit Low → /auto/codes/p2170/ Exhaust Pressure Regulator Vent Solenoid Control Circuit Low | Powertrain | Medium |
| P2171 | Exhaust Pressure Regulator Vent Solenoid Control Circuit Hig → /auto/codes/p2171/ Exhaust Pressure Regulator Vent Solenoid Control Circuit High | Powertrain | Medium |
| P2172 | Throttle Actuator Control System - Sudden High Air Flow Dete → /auto/codes/p2172/ Throttle Actuator Control System - Sudden High Air Flow Detected | Powertrain | Medium |
| P2173 | NOTE: While this guide is specific to vehicles made by Jeep, → /auto/codes/p2173/ NOTE: While this guide is specific to vehicles made by Jeep, Dodge, or Chrysler, P2173 is a generic OBD2 diagnostic code. If your vehicle is not a Jee | Powertrain | Medium |
| P2174 | Throttle Actuator Control System - Sudden Low Air Flow Detec → /auto/codes/p2174/ Throttle Actuator Control System - Sudden Low Air Flow Detected | Powertrain | Medium |
| P2175 | Throttle Actuator Control System - Low Air Flow Detected → /auto/codes/p2175/ Throttle Actuator Control System - Low Air Flow Detected | Powertrain | Medium |
| P2176 | Throttle Actuator A Control System - Idle Position Not Learn → /auto/codes/p2176/ Throttle Actuator A Control System - Idle Position Not Learned | Powertrain | Medium |
| P2177 | OBD II fault code P2177 is a generic code that is defined as → /auto/codes/p2177/ OBD II fault code P2177 is a generic code that is defined as “System Too Lean Off Idle Bank 1”, and is set when the PCM (Powertrain Control Module) de | Powertrain | Medium |
| P2178 | OBD II fault code P2178 is a generic code that is defined as → /auto/codes/p2178/ OBD II fault code P2178 is a generic code that is defined as “System Too Rich Off Idle – Bank 1”, and is set when the PCM (Powertrain Control Module) | Powertrain | Medium |
| P2179 | System Too Lean Off Idle Bank 2 → /auto/codes/p2179/ System Too Lean Off Idle Bank 2 | Powertrain | Medium |
| P217A | Fuel Injector Group G Supply Voltage Circuit/Open → /auto/codes/p217a/ Fuel Injector Group G Supply Voltage Circuit/Open | Powertrain | Medium |
| P217B | Fuel Injector Group G Supply Voltage Circuit Low → /auto/codes/p217b/ Fuel Injector Group G Supply Voltage Circuit Low | Powertrain | Medium |
| P217C | Fuel Injector Group G Supply Voltage Circuit High → /auto/codes/p217c/ Fuel Injector Group G Supply Voltage Circuit High | Powertrain | Medium |
| P217D | Fuel Injector Group H Supply Voltage Circuit/Open → /auto/codes/p217d/ Fuel Injector Group H Supply Voltage Circuit/Open | Powertrain | Medium |
| P217E | Fuel Injector Group H Supply Voltage Circuit Low → /auto/codes/p217e/ Fuel Injector Group H Supply Voltage Circuit Low | Powertrain | Medium |
| P217F | Fuel Injector Group H Supply Voltage Circuit High → /auto/codes/p217f/ Fuel Injector Group H Supply Voltage Circuit High | Powertrain | Medium |
| P2180 | System Too Rich Off Idle Bank 2 → /auto/codes/p2180/ System Too Rich Off Idle Bank 2 | Powertrain | Medium |
| P2181 | When there is engine trouble with your car, it can be confus → /auto/codes/p2181/ When there is engine trouble with your car, it can be confusing and difficult to figure out, especially if you notice the P2181 code during your scan. | Powertrain | Medium |
| P2182 | Engine Coolant Temperature Sensor 2 Circuit → /auto/codes/p2182/ Engine Coolant Temperature Sensor 2 Circuit | Powertrain | Medium |
| P2183 | Engine Coolant Temperature Sensor 2 Circuit Range/Performanc → /auto/codes/p2183/ Engine Coolant Temperature Sensor 2 Circuit Range/Performance | Powertrain | Medium |
| P2184 | Engine Coolant Temperature Sensor 2 Circuit Low → /auto/codes/p2184/ Engine Coolant Temperature Sensor 2 Circuit Low | Powertrain | Medium |
| P2185 | OBD II fault code P2185 is a generic code that is defined as → /auto/codes/p2185/ OBD II fault code P2185 is a generic code that is defined as “Engine Coolant Temperature (ECT) Sensor 2 – Circuit High”, or oftentimes more precisely | Powertrain | Medium |
| P2186 | OBD II fault code P2186 is a generic code that is defined as → /auto/codes/p2186/ OBD II fault code P2186 is a generic code that is defined as “Engine coolant temperature (ECT) sensor 2 “circuit intermittent/erratic”, and is set whe | Powertrain | Medium |
| P2187 | FIXD Research Team
→ /auto/codes/p2187/ FIXD Research Team
November 25, 2019
| Powertrain | Medium |
| P2188 | OBD II fault code P2188 is a generic code that is defined as → /auto/codes/p2188/ OBD II fault code P2188 is a generic code that is defined as “System Too Rich at Idle Bank 1”, and is set when the PCM (Powertrain Control Module) det | Powertrain | Medium |
| P2189 | SPECIAL NOTES: On engines with two banks of cylinders, “Bank → /auto/codes/p2189/ SPECIAL NOTES: On engines with two banks of cylinders, “Bank 1” refers to the bank of cylinders that contains cylinder #1, while “Bank 2” refers to th | Powertrain | Medium |
| P218A | Throttle Actuator B Control System - Idle Position Not Learn → /auto/codes/p218a/ Throttle Actuator B Control System - Idle Position Not Learned | Powertrain | Medium |
| P218B | Throttle/Fuel Inhibit B Circuit → /auto/codes/p218b/ Throttle/Fuel Inhibit B Circuit | Powertrain | Medium |
| P218C | Throttle/Fuel Inhibit B Circuit Range/Performance → /auto/codes/p218c/ Throttle/Fuel Inhibit B Circuit Range/Performance | Powertrain | Medium |
| P218D | Throttle/Fuel Inhibit B Circuit Low → /auto/codes/p218d/ Throttle/Fuel Inhibit B Circuit Low | Powertrain | Medium |
| P218E | Throttle/Fuel Inhibit B Circuit High → /auto/codes/p218e/ Throttle/Fuel Inhibit B Circuit High | Powertrain | Medium |
| P218F | Reductant No Flow Detected → /auto/codes/p218f/ Reductant No Flow Detected | Powertrain | Medium |
| P2190 | System Too Rich at Idle Bank 2 → /auto/codes/p2190/ System Too Rich at Idle Bank 2 | Powertrain | Medium |
| P2191 | For both efficiency and performance, injecting the right amo → /auto/codes/p2191/ For both efficiency and performance, injecting the right amount of fuel is critical. Injecting too much or two little generally does not result in mor | Powertrain | Medium |
| P2192 | The P2192 code is very specific and can be broken down in or → /auto/codes/p2192/ The P2192 code is very specific and can be broken down in order to fully understand it. “System too rich” indicates that there is excess fuel being ad | Powertrain | Medium |
| P2193 | For both efficiency and performance, injecting the right amo → /auto/codes/p2193/ For both efficiency and performance, injecting the right amount of fuel is critical. Injecting too much or two little generally does not result in mor | Powertrain | Medium |
| P2194 | System Too Rich at Higher Load Bank 2 → /auto/codes/p2194/ System Too Rich at Higher Load Bank 2 | Powertrain | Medium |
| P2195 | Trouble codes are never something car owners want to deal wi → /auto/codes/p2195/ Trouble codes are never something car owners want to deal with. One that can cause some confusion is the P2195 code. | Powertrain | Medium |
| P2196 | The P2196 code indicates a rich-running fuel situation. Howe → /auto/codes/p2196/ The P2196 code indicates a rich-running fuel situation. However, figuring out what’s causing this condition can prove to be daunting if you aren’t sur | Powertrain | Medium |
| P2197 | FIXD Research Team
→ /auto/codes/p2197/ FIXD Research Team
October 10, 2018
| Powertrain | Medium |
| P2198 | FIXD Research Team
→ /auto/codes/p2198/ FIXD Research Team
October 15, 2018
| Powertrain | Medium |
| P2199 | OBD II fault code P2199 is a generic code that is defined as → /auto/codes/p2199/ OBD II fault code P2199 is a generic code that is defined as “Intake air temperature (IAT) sensor 1/2- correlation”, and is set when the PCM (Powertra | Powertrain | Medium |
| P219A | Bank 1 Air-Fuel Ratio Imbalance → /auto/codes/p219a/ Bank 1 Air-Fuel Ratio Imbalance | Powertrain | Medium |
| P219B | Bank 2 Air-Fuel Ratio Imbalance → /auto/codes/p219b/ Bank 2 Air-Fuel Ratio Imbalance | Powertrain | Medium |
| P219C | Cylinder 1 Air-Fuel Ratio Imbalance → /auto/codes/p219c/ Cylinder 1 Air-Fuel Ratio Imbalance | Powertrain | Medium |
| P219D | Cylinder 2 Air-Fuel Ratio Imbalance → /auto/codes/p219d/ Cylinder 2 Air-Fuel Ratio Imbalance | Powertrain | Medium |
| P219E | Cylinder 3 Air-Fuel Ratio Imbalance → /auto/codes/p219e/ Cylinder 3 Air-Fuel Ratio Imbalance | Powertrain | Medium |
| P219F | Cylinder 4 Air-Fuel Ratio Imbalance → /auto/codes/p219f/ Cylinder 4 Air-Fuel Ratio Imbalance | Powertrain | Medium |
| P21A0 | Cylinder 5 Air-Fuel Ratio Imbalance → /auto/codes/p21a0/ Cylinder 5 Air-Fuel Ratio Imbalance | Powertrain | Medium |
| P21A1 | Cylinder 6 Air-Fuel Ratio Imbalance → /auto/codes/p21a1/ Cylinder 6 Air-Fuel Ratio Imbalance | Powertrain | Medium |
| P21A2 | Cylinder 7 Air-Fuel Ratio Imbalance → /auto/codes/p21a2/ Cylinder 7 Air-Fuel Ratio Imbalance | Powertrain | Medium |
| P21A3 | Cylinder 8 Air-Fuel Ratio Imbalance → /auto/codes/p21a3/ Cylinder 8 Air-Fuel Ratio Imbalance | Powertrain | Medium |
| P21A4 | Cylinder 9 Air-Fuel Ratio Imbalance → /auto/codes/p21a4/ Cylinder 9 Air-Fuel Ratio Imbalance | Powertrain | Medium |
| P21A5 | Cylinder 10 Air-Fuel Ratio Imbalance → /auto/codes/p21a5/ Cylinder 10 Air-Fuel Ratio Imbalance | Powertrain | Medium |
| P21A6 | Cylinder 11 Air-Fuel Ratio Imbalance → /auto/codes/p21a6/ Cylinder 11 Air-Fuel Ratio Imbalance | Powertrain | Medium |
| P21A7 | Cylinder 12 Air-Fuel Ratio Imbalance → /auto/codes/p21a7/ Cylinder 12 Air-Fuel Ratio Imbalance | Powertrain | Medium |
| P21A8 | Reductant Level Sensor B Circuit → /auto/codes/p21a8/ Reductant Level Sensor B Circuit | Powertrain | Medium |
| P21A9 | Reductant Level Sensor B Circuit Range/Performance → /auto/codes/p21a9/ Reductant Level Sensor B Circuit Range/Performance | Powertrain | Medium |
| P21AA | Reductant Level Sensor B Circuit Low → /auto/codes/p21aa/ Reductant Level Sensor B Circuit Low | Powertrain | Medium |
| P21AB | Reductant Level Sensor B Circuit High → /auto/codes/p21ab/ Reductant Level Sensor B Circuit High | Powertrain | Medium |
| P21AC | Reductant Level Sensor B Circuit Intermittent/Erratic → /auto/codes/p21ac/ Reductant Level Sensor B Circuit Intermittent/Erratic | Powertrain | Medium |
| P21AD | Reductant Level Sensor C Circuit → /auto/codes/p21ad/ Reductant Level Sensor C Circuit | Powertrain | Medium |
| P21AE | Reductant Level Sensor C Circuit Range/Performance → /auto/codes/p21ae/ Reductant Level Sensor C Circuit Range/Performance | Powertrain | Medium |
| P21AF | Reductant Level Sensor C Circuit Low → /auto/codes/p21af/ Reductant Level Sensor C Circuit Low | Powertrain | Medium |
| P21B0 | Reductant Level Sensor C Circuit High → /auto/codes/p21b0/ Reductant Level Sensor C Circuit High | Powertrain | Medium |
| P21B1 | Reductant Level Sensor C Circuit Intermittent/Erratic → /auto/codes/p21b1/ Reductant Level Sensor C Circuit Intermittent/Erratic | Powertrain | Medium |
| P21B2 | Excessive Time To Enter Closed Loop NOx Adsorber Control → /auto/codes/p21b2/ Excessive Time To Enter Closed Loop NOx Adsorber Control | Powertrain | Medium |
| P21B3 | Closed Loop NOx Adsorber Control At Limit - Too High → /auto/codes/p21b3/ Closed Loop NOx Adsorber Control At Limit - Too High | Powertrain | Medium |
| P21B4 | NOx Adsorber - Over Temperature Bank 1 → /auto/codes/p21b4/ NOx Adsorber - Over Temperature Bank 1 | Powertrain | Medium |
| P21B5 | NOx Adsorber - Over Temperature Bank 2 → /auto/codes/p21b5/ NOx Adsorber - Over Temperature Bank 2 | Powertrain | Medium |
| P21B6 | Cold Start Cylinder 1 Injection Timing → /auto/codes/p21b6/ Cold Start Cylinder 1 Injection Timing | Powertrain | Medium |
| P21B7 | Cold Start Cylinder 2 Injection Timing → /auto/codes/p21b7/ Cold Start Cylinder 2 Injection Timing | Powertrain | Medium |
| P21B8 | Cold Start Cylinder 3 Injection Timing → /auto/codes/p21b8/ Cold Start Cylinder 3 Injection Timing | Powertrain | Medium |
| P21B9 | Cold Start Cylinder 4 Injection Timing → /auto/codes/p21b9/ Cold Start Cylinder 4 Injection Timing | Powertrain | Medium |
| P21BA | Cold Start Cylinder 5 Injection Timing → /auto/codes/p21ba/ Cold Start Cylinder 5 Injection Timing | Powertrain | Medium |
| P21BB | Cold Start Cylinder 6 Injection Timing → /auto/codes/p21bb/ Cold Start Cylinder 6 Injection Timing | Powertrain | Medium |
| P21BC | Cold Start Cylinder 7 Injection Timing → /auto/codes/p21bc/ Cold Start Cylinder 7 Injection Timing | Powertrain | Medium |
| P21BD | Cold Start Cylinder 8 Injection Timing → /auto/codes/p21bd/ Cold Start Cylinder 8 Injection Timing | Powertrain | Medium |
| P21BE | Cold Start Cylinder 9 Injection Timing → /auto/codes/p21be/ Cold Start Cylinder 9 Injection Timing | Powertrain | Medium |
| P21BF | Cold Start Cylinder 10 Injection Timing → /auto/codes/p21bf/ Cold Start Cylinder 10 Injection Timing | Powertrain | Medium |
| P21C0 | Cold Start Cylinder 11 Injection Timing → /auto/codes/p21c0/ Cold Start Cylinder 11 Injection Timing | Powertrain | Medium |
| P21C1 | Cold Start Cylinder 12 Injection Timing → /auto/codes/p21c1/ Cold Start Cylinder 12 Injection Timing | Powertrain | Medium |
| P21C2 | Reductant Heater Relay Control Circuit/Open → /auto/codes/p21c2/ Reductant Heater Relay Control Circuit/Open | Powertrain | Medium |
| P21C3 | Reductant Heater Relay Control Circuit Low → /auto/codes/p21c3/ Reductant Heater Relay Control Circuit Low | Powertrain | Medium |
| P21C4 | Reductant Heater Relay Control Circuit High → /auto/codes/p21c4/ Reductant Heater Relay Control Circuit High | Powertrain | Medium |
| P21C5 | Reductant Level Sensor A Stuck → /auto/codes/p21c5/ Reductant Level Sensor A Stuck | Powertrain | Medium |
| P21C6 | Reductant Level Sensor B Stuck → /auto/codes/p21c6/ Reductant Level Sensor B Stuck | Powertrain | Medium |
| P21C7 | Reductant Control Module Power Relay/Relays Control Circuit/ → /auto/codes/p21c7/ Reductant Control Module Power Relay/Relays Control Circuit/Open | Powertrain | Medium |
| P21C8 | Reductant Control Module Power Relay/Relays Control Circuit → /auto/codes/p21c8/ Reductant Control Module Power Relay/Relays Control Circuit Low | Powertrain | Medium |
| P21C9 | Reductant Control Module Power Relay/Relays Control Circuit → /auto/codes/p21c9/ Reductant Control Module Power Relay/Relays Control Circuit High | Powertrain | Medium |
| P21CA | Reductant Control Module Supply Voltage Circuit → /auto/codes/p21ca/ Reductant Control Module Supply Voltage Circuit | Powertrain | Medium |
| P21CB | Reductant Control Module Supply Voltage Low → /auto/codes/p21cb/ Reductant Control Module Supply Voltage Low | Powertrain | Medium |
| P21CC | Reductant Control Module Supply Voltage High → /auto/codes/p21cc/ Reductant Control Module Supply Voltage High | Powertrain | Medium |
| P21CD | Reductant Quality Module Supply Voltage Low → /auto/codes/p21cd/ Reductant Quality Module Supply Voltage Low | Powertrain | Medium |
| P21CE | Reductant Quality Module Performance → /auto/codes/p21ce/ Reductant Quality Module Performance | Powertrain | Medium |
| P21CF | Cylinder 1 Injector B Circuit/Open → /auto/codes/p21cf/ Cylinder 1 Injector B Circuit/Open | Powertrain | Medium |
| P21D0 | Cylinder 2 Injector B Circuit/Open → /auto/codes/p21d0/ Cylinder 2 Injector B Circuit/Open | Powertrain | Medium |
| P21D1 | Cylinder 3 Injector B Circuit/Open → /auto/codes/p21d1/ Cylinder 3 Injector B Circuit/Open | Powertrain | Medium |
| P21D2 | Cylinder 4 Injector B Circuit/Open → /auto/codes/p21d2/ Cylinder 4 Injector B Circuit/Open | Powertrain | Medium |
| P21D3 | Cylinder 5 Injector B Circuit/Open → /auto/codes/p21d3/ Cylinder 5 Injector B Circuit/Open | Powertrain | Medium |
| P21D4 | Cylinder 6 Injector B Circuit/Open → /auto/codes/p21d4/ Cylinder 6 Injector B Circuit/Open | Powertrain | Medium |
| P21D5 | Cylinder 7 Injector B Circuit/Open → /auto/codes/p21d5/ Cylinder 7 Injector B Circuit/Open | Powertrain | Medium |
| P21D6 | Cylinder 8 Injector B Circuit/Open → /auto/codes/p21d6/ Cylinder 8 Injector B Circuit/Open | Powertrain | Medium |
| P21D7 | Cylinder 9 Injector B Circuit/Open → /auto/codes/p21d7/ Cylinder 9 Injector B Circuit/Open | Powertrain | Medium |
| P21D8 | Cylinder 10 Injector B Circuit/Open → /auto/codes/p21d8/ Cylinder 10 Injector B Circuit/Open | Powertrain | Medium |
| P21D9 | Cylinder 11 Injector B Circuit/Open → /auto/codes/p21d9/ Cylinder 11 Injector B Circuit/Open | Powertrain | Medium |
| P21DA | Cylinder 12 Injector B Circuit/Open → /auto/codes/p21da/ Cylinder 12 Injector B Circuit/Open | Powertrain | Medium |
| P21DB | Cylinder 1 Injector B Circuit Low → /auto/codes/p21db/ Cylinder 1 Injector B Circuit Low | Powertrain | Medium |
| P21DC | Cylinder 1 Injector B Circuit High → /auto/codes/p21dc/ Cylinder 1 Injector B Circuit High | Powertrain | Medium |
| P21DD | Reductant Heater A Current Too Low → /auto/codes/p21dd/ Reductant Heater A Current Too Low | Powertrain | Medium |
| P21DE | Cylinder 2 Injector B Circuit Low → /auto/codes/p21de/ Cylinder 2 Injector B Circuit Low | Powertrain | Medium |
| P21DF | Cylinder 2 Injector B Circuit High → /auto/codes/p21df/ Cylinder 2 Injector B Circuit High | Powertrain | Medium |
| P21E0 | Cylinder 3 Injector B Circuit Low → /auto/codes/p21e0/ Cylinder 3 Injector B Circuit Low | Powertrain | Medium |
| P21E1 | Cylinder 3 Injector B Circuit High → /auto/codes/p21e1/ Cylinder 3 Injector B Circuit High | Powertrain | Medium |
| P21E2 | Cylinder 4 Injector B Circuit Low → /auto/codes/p21e2/ Cylinder 4 Injector B Circuit Low | Powertrain | Medium |
| P21E3 | Cylinder 4 Injector B Circuit High → /auto/codes/p21e3/ Cylinder 4 Injector B Circuit High | Powertrain | Medium |
| P21E4 | Cylinder 5 Injector B Circuit Low → /auto/codes/p21e4/ Cylinder 5 Injector B Circuit Low | Powertrain | Medium |
| P21E5 | Cylinder 5 Injector B Circuit High → /auto/codes/p21e5/ Cylinder 5 Injector B Circuit High | Powertrain | Medium |
| P21E6 | Cylinder 6 Injector B Circuit Low → /auto/codes/p21e6/ Cylinder 6 Injector B Circuit Low | Powertrain | Medium |
| P21E7 | Cylinder 6 Injector B Circuit High → /auto/codes/p21e7/ Cylinder 6 Injector B Circuit High | Powertrain | Medium |
| P21E8 | Cylinder 7 Injector B Circuit Low → /auto/codes/p21e8/ Cylinder 7 Injector B Circuit Low | Powertrain | Medium |
| P21E9 | Cylinder 7 Injector B Circuit High → /auto/codes/p21e9/ Cylinder 7 Injector B Circuit High | Powertrain | Medium |
| P21EA | Cylinder 8 Injector B Circuit Low → /auto/codes/p21ea/ Cylinder 8 Injector B Circuit Low | Powertrain | Medium |
| P21EB | Cylinder 8 Injector B Circuit High → /auto/codes/p21eb/ Cylinder 8 Injector B Circuit High | Powertrain | Medium |
| P21EC | Cylinder 9 Injector B Circuit Low → /auto/codes/p21ec/ Cylinder 9 Injector B Circuit Low | Powertrain | Medium |
| P21ED | Cylinder 9 Injector B Circuit High → /auto/codes/p21ed/ Cylinder 9 Injector B Circuit High | Powertrain | Medium |
| P21EE | Cylinder 10 Injector B Circuit Low → /auto/codes/p21ee/ Cylinder 10 Injector B Circuit Low | Powertrain | Medium |
| P21EF | Cylinder 10 Injector B Circuit High → /auto/codes/p21ef/ Cylinder 10 Injector B Circuit High | Powertrain | Medium |
| P21F0 | Cylinder 11 Injector B Circuit Low → /auto/codes/p21f0/ Cylinder 11 Injector B Circuit Low | Powertrain | Medium |
| P21F1 | Cylinder 11 Injector B Circuit High → /auto/codes/p21f1/ Cylinder 11 Injector B Circuit High | Powertrain | Medium |
| P21F2 | Cylinder 12 Injector B Circuit Low → /auto/codes/p21f2/ Cylinder 12 Injector B Circuit Low | Powertrain | Medium |
| P21F3 | Cylinder 12 Injector B Circuit High → /auto/codes/p21f3/ Cylinder 12 Injector B Circuit High | Powertrain | Medium |
| P21F4 | Fuel Control System B Too Lean Off Idle Bank 1 → /auto/codes/p21f4/ Fuel Control System B Too Lean Off Idle Bank 1 | Powertrain | Medium |
| P21F5 | Fuel Control System B Too Rich Off Idle Bank 1 → /auto/codes/p21f5/ Fuel Control System B Too Rich Off Idle Bank 1 | Powertrain | Medium |
| P21F6 | Fuel Control System B Too Lean Off Idle Bank 2 → /auto/codes/p21f6/ Fuel Control System B Too Lean Off Idle Bank 2 | Powertrain | Medium |
| P21F7 | Fuel Control System B Too Rich Off Idle Bank 2 → /auto/codes/p21f7/ Fuel Control System B Too Rich Off Idle Bank 2 | Powertrain | Medium |
| P21F8 | Fuel Control System B Too Lean at Idle Bank 1 → /auto/codes/p21f8/ Fuel Control System B Too Lean at Idle Bank 1 | Powertrain | Medium |
| P21F9 | Fuel Control System B Too Rich at Idle Bank 1 → /auto/codes/p21f9/ Fuel Control System B Too Rich at Idle Bank 1 | Powertrain | Medium |
| P21FA | Fuel Control System B Too Lean at Idle Bank 2 → /auto/codes/p21fa/ Fuel Control System B Too Lean at Idle Bank 2 | Powertrain | Medium |
| P21FB | Fuel Control System B Too Rich at Idle Bank 2 → /auto/codes/p21fb/ Fuel Control System B Too Rich at Idle Bank 2 | Powertrain | Medium |
| P21FC | Fuel Control System B Too Lean at Higher Load Bank 1 → /auto/codes/p21fc/ Fuel Control System B Too Lean at Higher Load Bank 1 | Powertrain | Medium |
| P21FD | Fuel Control System B Too Rich at Higher Load Bank 1 → /auto/codes/p21fd/ Fuel Control System B Too Rich at Higher Load Bank 1 | Powertrain | Medium |
| P21FE | Fuel Control System B Too Lean at Higher Load Bank 2 → /auto/codes/p21fe/ Fuel Control System B Too Lean at Higher Load Bank 2 | Powertrain | Medium |
| P21FF | Fuel Control System B Too Rich at Higher Load Bank 2 → /auto/codes/p21ff/ Fuel Control System B Too Rich at Higher Load Bank 2 | Powertrain | Medium |
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