PEUGEOT 504 (1968–1989) — Technical Guide, Fault Codes & Maintenance
Built 1968–1989 · all production years covered on this single page
2.3 D (69 Hp) • Diesel
1989
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Every figure on this Peugeot 504 (1968–1989) page is aggregated and cross-checked against more than 6.6 million real workshop operations, NHTSA records and OEM technical sources — and updated continuously. No invented estimates.
The Peugeot 504 (1968–1989) is powered by a 2.3 D (69 Hp) engine. Use the sections below for verified fluids, battery, OEM tyres, the maintenance schedule, recommended parts and the most commonly reported OBD2 fault codes for this vehicle.
Common problems
Common repairs
Fluids & lubricants
Battery
Fault codes (OBD2)
Dashboard lights
Parts comparator
Accessories & tools
Tyres
Recalls & TSB
Workshops nearby
COMMON PROBLEMS
Transmission fault signal (TCM)MODERATE
The transmission module detected a fault — check separate transmission codes.
Related codes: P0700
Misfire / Loss of cylinderMODERATE
Rough running, idle vibration, power loss.
Related codes: P0300
Thermostat: coolant temperature lowLOW
Thermostat stuck open — engine does not reach operating temperature.
Related codes: P0128
Battery/system voltage lowLOW
System voltage below 10V — check alternator, battery or wiring.
Related codes: P0562
P0011LOW
Check with an OBD2 scanner.
Related codes: P0011
AVERAGE INDICATIVE COSTS
Prices may vary by area and workshop.
Full service
€ 120 – € 200
Full brake service
€ 180 – € 300
Spark plug replacement
€ 80 – € 140
Electronic diagnosis
€ 40 – € 70
WORKSHOP LABOUR RATES BY COUNTRY
Average independent-workshop hourly labour rates, to estimate repair costs in your country.
🇩🇪Germany€95/h
🇪🇸Spain€55/h
🇫🇷France€75/h
🇮🇹Italy€45/h
🇬🇧UK£80/h
🇺🇸USA$120/h
Reference rate
€45/h
Source: Eurostat 2024
💧 FLUIDS & LUBRICANTS
📋 RECALLS & TSB (23)
NHTSA 80V110000
Equipment › Appliance › Air Conditioner
Date: 27/08/1980
THE AIR CONDITIONING UNITS ON THE INVOLVED VEHICLES MAY HAVE BEEN FILLED WITH AN UNECESSARILY LONG LENGTH OF WIRE FROM THE BLOWER SPEED CONTROL RESISTORS TO THE EVAPORATOR BLOWER MOTOR. DUE TO THE LENGTH OF THE WIRE, CHAFING OR PINCHING MAY OCCUR AT SOME POINT, CAUSING A SHORT CI…
NHTSA 80V110000
Equipment › Appliance › Air Conditioner
Date: 27/08/1980
THE AIR CONDITIONING UNITS ON THE INVOLVED VEHICLES MAY HAVE BEEN FILLED WITH AN UNECESSARILY LONG LENGTH OF WIRE FROM THE BLOWER SPEED CONTROL RESISTORS TO THE EVAPORATOR BLOWER MOTOR. DUE TO THE LENGTH OF THE WIRE, CHAFING OR PINCHING MAY OCCUR AT SOME POINT, CAUSING A SHORT CI…
NHTSA 73V223000
Seat Belts › Front
Date: 19/11/1973
NHTSA 73V223000
Seat Belts › Front
Date: 19/11/1973
NHTSA 73V223000
Seat Belts › Front
Date: 19/11/1973
NHTSA 78V178000
Service Brakes, Hydraulic › Power Assist › Vacuum
Date: 16/08/1978
WATER COULD ACCUMULATE BETWEEN THE MOUNTING SURFACE OF THE BRAKE POWER BOOSTER UNIT AND THE FRONT SURFACE OF THE PEDAL SUPPORT BRACKET TO WHICH IT IS ATTACHED. AFTER A PERIOD OF TIME, THE WATER COULD CAUSE CORROSION, WHICH WOULD HINDER THE FREE MOVEMENT OF THE POWER BOOSTER PISTO…
NHTSA 78V178000
Service Brakes, Hydraulic › Power Assist › Vacuum
Date: 16/08/1978
WATER COULD ACCUMULATE BETWEEN THE MOUNTING SURFACE OF THE BRAKE POWER BOOSTER UNIT AND THE FRONT SURFACE OF THE PEDAL SUPPORT BRACKET TO WHICH IT IS ATTACHED. AFTER A PERIOD OF TIME, THE WATER COULD CAUSE CORROSION, WHICH WOULD HINDER THE FREE MOVEMENT OF THE POWER BOOSTER PISTO…
NHTSA 75V209000
Seats
Date: 15/12/1975
NHTSA 73V028000
Service Brakes, Hydraulic › Foundation Components › Master Cylinder
Date: 09/01/1973
NHTSA 73V028000
Service Brakes, Hydraulic › Foundation Components › Master Cylinder
Date: 09/01/1973
NHTSA 73V028000
Service Brakes, Hydraulic › Foundation Components › Master Cylinder
Date: 09/01/1973
NHTSA 72V104000
Seat Belts › Front › Webbing
Date: 08/05/1972
NHTSA 73V199000
Visibility › Windshield
Date: 05/10/1973
NHTSA 73V199000
Visibility › Windshield
Date: 05/10/1973
NHTSA 73V199000
Visibility › Windshield
Date: 05/10/1973
NHTSA 73V199000
Visibility › Windshield
Date: 05/10/1973
NHTSA 74V068000
Visibility › Rearview Mirrors/Devices › Interior
Date: 03/05/1974
NHTSA 74V068000
Visibility › Rearview Mirrors/Devices › Interior
Date: 03/05/1974
NHTSA 74V068000
Visibility › Rearview Mirrors/Devices › Interior
Date: 03/05/1974
NHTSA 74V068000
Visibility › Rearview Mirrors/Devices › Interior
Date: 03/05/1974
NHTSA 74V068000
Visibility › Rearview Mirrors/Devices › Interior
Date: 03/05/1974
NHTSA 74V068000
Visibility › Rearview Mirrors/Devices › Interior
Date: 03/05/1974
NHTSA 74V164000
Service Brakes, Hydraulic › Foundation Components › Hoses, Lines/Piping, And Fittings
Date: 01/10/1974
COMMON OBD2 CODES TO CHECK
P0420
P0420
Powertrain
P0171
P0171
Powertrain
P0300
P0300
Powertrain
P0128
P0128
Powertrain
P0455
P0455
Powertrain
P0700
P0700
Transmission
P0442
P0442
Powertrain
P0172
P0172
Powertrain
P0401
P0401
Powertrain
All documented fault codes for this vehicle
The most documented diagnostic codes for this model, by system and severity. Tap a code for the full guide.
P0455
powertrain
LOW⏱ 0.62h avgP0442
powertrain
LOW⏱ 0.62h avgP0440
powertrain
LOW⏱ 0.78h avgP0420
powertrain
MEDIUM⏱ 1.24h avgP0300
powertrain
HIGH⏱ 1.22h avgP0172
powertrain
MEDIUM⏱ 1.13h avgP0171
powertrain
MEDIUM⏱ 0.95h avgP0730
transmission
MEDIUM⏱ 1.25h avgP0700
transmission
HIGH⏱ 1.25h avgP0401
powertrain
MEDIUM⏱ 1.25h avgP0011
powertrain
MEDIUM⏱ 5.4h avgU0100
network
HIGHP0562
electrical
MEDIUM⏱ 0.58h avgP0128
powertrain
MEDIUM⏱ 0.88h avg
DASHBOARD WARNING LIGHTS — UNIVERSAL GUIDE
53 warning lights classified by urgency. Appears on your vehicle? Check the urgency level.
Show all dashboard warning lights
🔴 IMMEDIATE STOP — pull over
Oil Pressure WarningEngine
Engine Temperature WarningCooling
Brake System WarningBrakes
Immobilizer / Key FaultSecurity
🟠 WARNING — check soon
Malfunction Indicator Light (MIL) / Check EngineEngine
Diesel Particulate Filter (DPF)Emissions
Battery / Charging SystemElectrical
Low Fuel WarningFuel
ABS WarningBrakes
Brake Pad Wear IndicatorBrakes
Electronic Parking Brake (EPB)Brakes
Power Steering WarningSteering
ESC / Stability Control FaultChassis
Tire Pressure Warning (TPMS)Chassis
Transmission Temperature WarningTransmission
Transmission / Gearbox FaultTransmission
Airbag / SRS WarningActive safety
EGR / Exhaust Gas Recirculation FaultEmissions
Catalytic Converter / Emissions FaultEmissions
AdBlue / DEF Level LowEmissions
Coolant Level LowCooling
Hybrid / EV System WarningHybrid
EV Charge System FaultHybrid
12V Battery (Hybrid/EV Auxiliary)Hybrid
Suspension Fault / Air SuspensionSuspension
CAN Bus / Network Communication FaultNetwork
Water in Fuel FilterFuel
Diesel Injector FaultFuel
Steering Angle Sensor FaultSteering
Turbo / Boost Pressure FaultEngine
Regenerative Braking Fault (Hybrid/EV)Hybrid
🟡 MONITOR
Fuel Cap / Evap SystemEmissions
4WD / AWD SystemDrivetrain
Bulb Failure WarningLighting
Headlight Range / Leveling FaultLighting
Service / Maintenance DueMaintenance
A/C System FaultHvac
Clutch Wear WarningTransmission
Cruise Control / ACC FaultADAS
🔵 INFORMATION
Engine Temperature Low (Blue)Cooling
Glow Plug / Diesel PreheatEngine
Traction Control / ESC OffChassis
Seatbelt ReminderActive safety
Rear Fog Light IndicatorLighting
Lane Departure / LDWS WarningADAS
Forward Collision Warning (FCW/AEB)ADAS
Blind Spot Monitor FaultADAS
Rear Parking Sensor / Camera FaultADAS
Windshield Washer Fluid LowMaintenance
Door Open WarningBody
Hood / Trunk Open WarningBody
Gear Shift Indicator (Manual)Transmission
Sport / Performance Mode ActiveTransmission
Frequently Asked Questions
Which OBD2 fault codes are commonly documented for the Peugeot 504 (1968–1989)?
Commonly documented OBD2 codes across many vehicles include: P0420, P0300, P0171. Find the full description, likely causes and estimated repair costs in the OBD2 Codes section on this page.
How often should the Peugeot 504 (1968–1989) be serviced?
Routine maintenance for the Peugeot 504 (1968–1989) typically includes an oil change every 6,000–9,000 miles (10,000–15,000 km), an air filter every 12,000–18,000 miles (20,000–30,000 km) and a brake inspection every 12,000 miles (20,000 km). Check the full plan with specific intervals in the Scheduled Maintenance section on this page.
This spec sheet is updated with data verified from OEM sources and shop databases. If you spot an inaccuracy or have additional data on the Peugeot 504 (1968–1989), let us know — every correction improves quality for all users.