Referencia técnica completa para el Toyota 4Runner 1990.
Motor: 2.4L I4.
Usa los enlaces de sección a continuación para ir directamente a lo que necesitas.
Referencia Rápida
| Especificación | Valor |
|---|---|
| Motor | 2.4L I4 |
| Batería (Grupo BCI) | 24 |
| Batería CCA | 550 A |
| Mano de Obra Media de Reparación | 2.4 h |
Especificaciones de Fluidos
| Sistema de Fluido | Tipo | Viscosidad/Grado | Capacidad | Espec. OEM | Intervalo de Cambio |
|---|---|---|---|---|---|
| Líquido de frenos | DOT 3 Brake Fluid | DOT 3 Brake Fluid | — | — | — |
| Refrigerante | Toyota Super Long Life Coolant (Pink) | — | 9.5 L | — | — |
| Diferencial delantero | 75W-90 GL-5 Gear Oil | — | 1.4 L | — | — |
| Diferencial trasero | Toyota Differential Gear Oil LT 75W-85 | — | 1.9 L | — | — |
| Aceite de motor | Toyota Genuine 5W-30 | — | 4.7 L | — | — |
| Front Diff | 75W-90 GL-5 Gear Oil | 75W-90 GL-5 Gear Oil | 1.5 L | — | — |
| Dirección asistida | Toyota ATF Dexron III | — | 0.9 L | — | — |
| Rear Diff | Toyota Differential Gear Oil LT 75W-85 | Toyota Differential Gear Oil LT 75W-85 | 2.0 L | — | — |
| Caja de transferencia | Toyota Transfer Case Gear Oil LF 75W | — | 2.4 L | — | — |
| Transmisión | Toyota WS ATF | Toyota WS ATF | 10.0 L | — | — |
| Limpiaparabrisas | Líquido limpiaparabrisas | Windshield Washer Fluid | 3.5 L | — | — |
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Especificaciones de la Batería
| Especificación | Valor |
|---|---|
| Grupo BCI | 24 |
| Amperios de Arranque en Frío (CCA) | 550 A |
| Capacidad de Reserva (RC) | 100 min |
| Tipo de Batería | Plomo-Ácido |
| Configuración de Terminales | Bornes superiores |
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| Distribuidor | Número de Pieza |
|---|---|
| napa | 7524 |
| autozone | 24-DLG |
| interstate | MT-24 |
Plan de Mantenimiento
Plan de Mantenimiento Normal
| Sistema | Tarea de Servicio | Intervalo |
|---|---|---|
| Frenos | Inspect brake system | Cada 8.000 km / 6 meses |
| Frenos | Repack front wheel bearings | Cada 48.500 km / 36 meses |
| Transmisión | Replace manual transmission oil | Cada 48.500 km / 36 meses |
| Transmisión | Replace transfer case oil | Cada 48.500 km / 36 meses |
| Transmisión | Replace front differential oil | Cada 48.500 km / 36 meses |
| Transmisión | Replace rear differential oil | Cada 48.500 km / 36 meses |
| Transmisión | Inspect propeller shaft and boots | Cada 48.500 km / 36 meses |
| Motor | Aceite de motor y filtro | Cada 8.000 km / 6 meses |
| Motor | Inspect and adjust drive belts | Cada 8.000 km / 6 meses |
| Motor | Replace engine air filter | Cada 48.500 km / 36 meses |
| Motor | Replace spark plugs | Cada 48.500 km / 36 meses |
| Motor | Inspect and clean spark plug wires | Cada 48.500 km / 36 meses |
| Motor | Replace fuel filter | Cada 48.500 km / 36 meses |
| Motor | Inspect fuel lines and connections | Cada 48.500 km / 36 meses |
| Motor | Inspect idle speed and ignition timing | Cada 48.500 km / 36 meses |
| Motor | Inspect and adjust valve clearance | Cada 96.500 km / 48 meses |
| Motor | Inspect timing chain and tensioner | Cada 96.500 km / 60 meses |
| Escape | Inspect exhaust system | Cada 48.500 km / 36 meses |
| Fluidos | Inspect power steering fluid level | Cada 8.000 km / 6 meses |
| Fluidos | Replace engine coolant | Cada 48.500 km / 24 meses |
| Fluidos | Inspect cooling system hoses and connections | Cada 48.500 km / 36 meses |
| Fluidos | Replace brake fluid | Cada 48.500 km / 36 meses |
| Inspección | Inspect steering and suspension | Cada 8.000 km / 6 meses |
| Inspección | Lubricate chassis components | Cada 8.000 km / 6 meses |
| Inspección | Inspect ball joints and dust covers | Cada 48.500 km / 36 meses |
| Neumáticos | Rotate tires | Cada 8.000 km / 6 meses |
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Especificaciones de Par
Refrigeración
| Componente | Nm | lb-ft |
|---|---|---|
| Coolant Temperature Sensor — Bleed Screw ({"job": "Coolant Temperature Sensor", "isCritical": false, "confidence": "estimated", "notes": "Open during fill", "sequence": null, "angleDegrees": null}) | 7 Nm | 5 lb-ft |
| Thermostat Housing — Coolant Hose Clamps ({"job": "Thermostat Housing", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 4 Nm | 3 lb-ft |
| Thermostat — Bleed Screw ({"job": "Thermostat", "isCritical": false, "confidence": "estimated", "notes": "Open during fill", "sequence": null, "angleDegrees": null}) | 7 Nm | 5 lb-ft |
| Transmission Oil Cooler — Cover Screws ({"job": "Transmission Oil Cooler", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
Eléctrico
| Componente | Nm | lb-ft |
|---|---|---|
| Heated Seat Module — Battery Terminal Bolts ({"job": "Heated Seat Module", "isCritical": true, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 7 Nm | 5 lb-ft |
| Wiper Transmission — Battery Terminal Bolts ({"job": "Wiper Transmission", "isCritical": true, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 7 Nm | 5 lb-ft |
Motor
| Componente | Nm | lb-ft |
|---|---|---|
| Camshaft Position Sensor — Cover Bolts ({"job": "Camshaft Position Sensor", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 16 Nm | 12 lb-ft |
| Camshaft R&R — Cover Bolts ({"job": "Camshaft R&R", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 16 Nm | 12 lb-ft |
| Crankshaft Position Sensor — Cover Bolts ({"job": "Crankshaft Position Sensor", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 16 Nm | 12 lb-ft |
| Idle Air Control Valve — Cover Bolts ({"job": "Idle Air Control Valve", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 16 Nm | 12 lb-ft |
| Mass Air Flow Sensor — Cover Bolts ({"job": "Mass Air Flow Sensor", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 16 Nm | 12 lb-ft |
| Throttle Body — Air Intake Hose Clamp ({"job": "Throttle Body", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 4 Nm | 3 lb-ft |
| Throttle Position Sensor — Cover Bolts ({"job": "Throttle Position Sensor", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 16 Nm | 12 lb-ft |
| Timing Belt Kit — Camshaft Sprocket Bolt ({"job": "Timing Belt Kit", "isCritical": true, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 75 Nm | 55 lb-ft |
| Timing Belt Tensioner — Camshaft Sprocket Bolt ({"job": "Timing Belt Tensioner", "isCritical": true, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 75 Nm | 55 lb-ft |
| Timing Belt — Camshaft Sprocket Bolt ({"job": "Timing Belt", "isCritical": true, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 88 Nm | 65 lb-ft |
| Transmission Mount — Cover Bolts ({"job": "Transmission Mount", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 16 Nm | 12 lb-ft |
| VVT Solenoid - Single — Cover Bolts ({"job": "VVT Solenoid - Single", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 16 Nm | 12 lb-ft |
| VVT Solenoids - All — Cover Bolts ({"job": "VVT Solenoids - All", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 16 Nm | 12 lb-ft |
| Variable Valve Timing Actuator — Cover Bolts ({"job": "Variable Valve Timing Actuator", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 16 Nm | 12 lb-ft |
Escape
| Componente | Nm | lb-ft |
|---|---|---|
| Catalytic Converter - California — Flange Bolts ({"job": "Catalytic Converter - California", "isCritical": true, "confidence": "estimated", "notes": "Apply anti-seize", "sequence": null, "angleDegrees": null}) | 47 Nm | 35 lb-ft |
| Catalytic Converter - Direct Fit — Flange Bolts ({"job": "Catalytic Converter - Direct Fit", "isCritical": true, "confidence": "estimated", "notes": "Apply anti-seize", "sequence": null, "angleDegrees": null}) | 47 Nm | 35 lb-ft |
| Catalytic Converter - Universal — Flange Bolts ({"job": "Catalytic Converter - Universal", "isCritical": true, "confidence": "estimated", "notes": "Apply anti-seize", "sequence": null, "angleDegrees": null}) | 47 Nm | 35 lb-ft |
| EGR Cooler — Cover Screws ({"job": "EGR Cooler", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| EGR Tube — Cover Screws ({"job": "EGR Tube", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| EGR Valve — Cover Screws ({"job": "EGR Valve", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| O2 Sensor - Downstream — Flange Bolts ({"job": "O2 Sensor - Downstream", "isCritical": true, "confidence": "estimated", "notes": "Apply anti-seize", "sequence": null, "angleDegrees": null}) | 47 Nm | 35 lb-ft |
| O2 Sensor - Upstream — Flange Bolts ({"job": "O2 Sensor - Upstream", "isCritical": true, "confidence": "estimated", "notes": "Apply anti-seize", "sequence": null, "angleDegrees": null}) | 47 Nm | 35 lb-ft |
| O2 Sensors - All — Flange Bolts ({"job": "O2 Sensors - All", "isCritical": true, "confidence": "estimated", "notes": "Apply anti-seize", "sequence": null, "angleDegrees": null}) | 47 Nm | 35 lb-ft |
Combustible
| Componente | Nm | lb-ft |
|---|---|---|
| Charcoal Canister — Bracket Bolts ({"job": "Charcoal Canister", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 20 Nm | 15 lb-ft |
| EVAP Purge Valve — Bracket Bolts ({"job": "EVAP Purge Valve", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 20 Nm | 15 lb-ft |
| EVAP Vent Valve — Bracket Bolts ({"job": "EVAP Vent Valve", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 20 Nm | 15 lb-ft |
| Fuel Injector - Single — Cover Screws ({"job": "Fuel Injector - Single", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Fuel Injector Cleaning — Cover Screws ({"job": "Fuel Injector Cleaning", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Fuel Injectors - All — Cover Screws ({"job": "Fuel Injectors - All", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
Climatización
| Componente | Nm | lb-ft |
|---|---|---|
| AC Evaporator — AC Line Fittings ({"job": "AC Evaporator", "isCritical": true, "confidence": "estimated", "notes": "New O-rings", "sequence": null, "angleDegrees": null}) | 20 Nm | 15 lb-ft |
Ignition
| Componente | Nm | lb-ft |
|---|---|---|
| Coil Pack — Bracket Bolts ({"job": "Coil Pack", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 20 Nm | 15 lb-ft |
| Ignition Coil - Single — Bracket Bolts ({"job": "Ignition Coil - Single", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 20 Nm | 15 lb-ft |
| Ignition Coils - All — Bracket Bolts ({"job": "Ignition Coils - All", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 20 Nm | 15 lb-ft |
| Spark Plug Wires — Bracket Bolts ({"job": "Spark Plug Wires", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 20 Nm | 15 lb-ft |
| Spark Plugs - V6 — Bracket Bolts ({"job": "Spark Plugs - V6", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 20 Nm | 15 lb-ft |
| Spark Plugs - V8 — Bracket Bolts ({"job": "Spark Plugs - V8", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 20 Nm | 15 lb-ft |
| Spark Plugs — Coil Pack Bolts ({"job": "Spark Plugs", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
Transmisión
| Componente | Nm | lb-ft |
|---|---|---|
| Transmission Control Module — Cover Screws ({"job": "Transmission Control Module", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission Cooler Lines — Cover Screws ({"job": "Transmission Cooler Lines", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission Filter and Fluid — Cover Screws ({"job": "Transmission Filter and Fluid", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission Filter — Cover Screws ({"job": "Transmission Filter", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission Fluid Change — Cover Screws ({"job": "Transmission Fluid Change", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission Flush — Cover Screws ({"job": "Transmission Flush", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission Input Shaft Bearing — Cover Screws ({"job": "Transmission Input Shaft Bearing", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission Mount — Cover Screws ({"job": "Transmission Mount", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission Oil Cooler — Cover Screws ({"job": "Transmission Oil Cooler", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission Output Shaft Bearing — Cover Screws ({"job": "Transmission Output Shaft Bearing", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission Pan Gasket — Cover Screws ({"job": "Transmission Pan Gasket", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission R&R - Automatic — Cover Screws ({"job": "Transmission R&R - Automatic", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission R&R - Manual — Cover Screws ({"job": "Transmission R&R - Manual", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission Range Sensor — Cover Screws ({"job": "Transmission Range Sensor", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission Rebuild - Automatic — Cover Screws ({"job": "Transmission Rebuild - Automatic", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission Rebuild - Manual — Cover Screws ({"job": "Transmission Rebuild - Manual", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission Speed Sensor - Input — Cover Screws ({"job": "Transmission Speed Sensor - Input", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
| Transmission Speed Sensor - Output — Cover Screws ({"job": "Transmission Speed Sensor - Output", "isCritical": false, "confidence": "estimated", "notes": "", "sequence": null, "angleDegrees": null}) | 11 Nm | 8 lb-ft |
Códigos de Fallo Comunes para este Vehículo
Códigos de fallo OBD comunes reportados en vehículos Toyota 4Runner. Haz clic en un código para la guía de diagnóstico completa.
Reparaciones más Largas
| Operación de Reparación | Horas de Mano de Obra | Costo Estimado de Mano de Obra |
|---|---|---|
| Revisión del motor P0300 P0171 | 28.7 h | ~€1.292+ |
| Todos los pistones P0300 P0171 | 25.3 h | ~€1.138+ |
| Todos los segmentos P0300 P0171 | 23.0 h | ~€1.035+ |
| Cigüeñal — desmontaje/montaje P0300 P0171 | 23.0 h | ~€1.035+ |
| Pistón individual P0300 P0171 | 20.7 h | ~€932+ |
Estimaciones basadas en 45 €/h (tarifa horaria media de talleres europeos). Las tarifas reales varían según la región y el taller. Las reparaciones DIY pueden reducir significativamente los costos.
Estimación indicativa calculada a 45 €/h; los precios locales pueden variar.
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Guías de diagnóstico completas para códigos de fallo Toyota 4Runner
Datos técnicos proporcionados por Open Labor Project (Creative Commons BY-SA 4.0).