ENGINE CONTROL MODULE LOCATION
Engine Control Module (ECM) is located behind glove box and heater duct. (Scheme 49)
Home/Toyota/Sequoia/Toyota Sequoia I (2000-2004)/Repair manual/Testing & Diagnostics/Engine Control System Self-Diagnostics: Component Locations
Contents
Wiring diagrams Section: Testing & Diagnostics- Engine Controls - Basic Diagnostic Procedures - V6 & V8: Overview
- Engine Controls - Basic Diagnostic Procedures - V6 & V8: Diagnosis
- Engine Controls - Basic Diagnostic Procedures - V6 & V8: Other
- Engine Control System Self-Diagnostics: Overview
- Engine Control System Self-Diagnostics: Diagnosis
- Engine Control System Self-Diagnostics: Component Locations
- Engine Control System Self-Diagnostics: Other
- DTC P0100: MASS AIRFLOW METER CIRCUIT
- DTC P0110: INTAKE AIR TEMPERATURE SENSOR CIRCUIT
- DTC P0115: ENGINE COOLANT TEMPERATURE SENSOR CIRCUIT
- DTC P0116: ENGINE COOLANT TEMPERATURE SENSOR CIRCUIT RANGE/PERFORMANCE
- DTC P0120: THROTTLE POSITION SENSOR CIRCUIT
- DTC P0125: INSUFFICIENT COOLANT TEMPERATURE FOR CLOSED LOOP FUEL CONTROL
- DTC P0128: THERMOSTAT MALFUNCTION
- DTC P0130: HEATED OXYGEN SENSOR CIRCUIT (BANK NO. 1 SENSOR NO. 1), OR DTC P0150: HEATED OXYGEN SENSOR CIRCUIT (BANK NO. 2 SENSOR NO. 1)
- DTC P0133: HEATED OXYGEN SENSOR CIRCUIT SLOW RESPONSE (BANK NO. 1 SENSOR NO. 1), OR DTC P0153: HEATED OXYGEN SENSOR CIRCUIT SLOW RESPONSE (BANK NO. 2 SENSOR NO. 1)
- DTC P0135: HEATED OXYGEN SENSOR HEATER CIRCUIT (BANK NO. 1 SENSOR NO. 1), OR DTC P0155: HEATED OXYGEN SENSOR HEATER CIRCUIT (BANK NO. 2 SENSOR NO. 1)
- DTC P0141: HEATED OXYGEN SENSOR HEATER CIRCUIT (BANK NO. 1 SENSOR NO. 2), OR DTC P0161: HEATED OXYGEN SENSOR HEATER CIRCUIT (BANK NO. 2 SENSOR NO. 2)
- DTC P0150: HEATED OXYGEN SENSOR CIRCUIT (BANK NO. 2 SENSOR NO. 1)
- DTC P0153: HEATED OXYGEN SENSOR CIRCUIT SLOW RESPONSE (BANK NO. 2 SENSOR NO. 1)
- DTC P0155: HEATED OXYGEN SENSOR HEATER CIRCUIT (BANK NO. 2 SENSOR NO. 1)
- DTC P0156: HEATED OXYGEN SENSOR CIRCUIT (BANK NO. 2 SENSOR NO. 2)
- DTC P0161: HEATED OXYGEN SENSOR HEATER CIRCUIT (BANK NO. 2 SENSOR NO. 2)
- DTC P0171: SYSTEM TOO LEAN (BANK NO. 1), OR P0172: SYSTEM TOO RICH (BANK NO. 1)
- DTC P0174: SYSTEM TOO LEAN (BANK NO. 2), OR P0175: SYSTEM TOO RICH (BANK NO. 2)
- DTC P0301: CYLINDER NO. 1 MISFIRE DETECTED, DTC P0302: CYLINDER NO. 2 MISFIRE DETECTED, DTC P0303: CYLINDER NO. 3 MISFIRE DETECTED, DTC P0304: CYLINDER NO. 4 MISFIRE DETECTED, DTC P0305: CYLINDER NO. 5 MISFIRE DETECTED, DTC P0306: CYLINDER NO. 6 MISFIRE DETECTED, DTC P0307: CYLINDER NO. 7 MISFIRE DETECTED &/OR DTC P0308: CYLINDER NO. 8 MISFIRE DETECTED
- DTC P0325: KNOCK SENSOR NO. 1 CIRCUIT
- DTC P0330: KNOCK SENSOR NO. 2 CIRCUIT
- DTC P0335 OR P1335: CRANKSHAFT POSITION SENSOR CIRCUIT
- DTC P0340: CAMSHAFT POSITION SENSOR CIRCUIT
- DTC P0440: EVAPORATIVE EMISSION CONTROL SYSTEM
- DTC P0441: INCORRECT EVAP PURGE FLOW, OR DTC P0446: EVAP VENT CONTROL MALFUNCTION
- DTC P0450: EVAP PRESSURE SENSOR CIRCUIT, OR DTC P0451: EVAP PRESSURE SENSOR RANGE/PERFORMANCE
- DTC P0500: VEHICLE SPEED SENSOR CIRCUIT
- DTC P1120: ACCELERATOR PEDAL POSITION SENSOR CIRCUIT
- DTC P1125: THROTTLE CONTROL MOTOR CIRCUIT
- DTC P1126: MAGNETIC CLUTCH CIRCUIT
- DTC P1127: ELECTRONIC THROTTLE CONTROL SYSTEM ACTUATOR POWER SOURCE CIRCUIT
- DTC P1129: ELECTRONIC THROTTLE CONTROL SYSTEM MALFUNCTION
- DTC P1200: FUEL PUMP RELAY CIRCUIT
- DTC P1300: IGNITOR NO. 1 CIRCUIT
- DTC P1305: IGNITOR NO. 2 CIRCUIT
- DTC P1310: IGNITOR NO. 3 CIRCUIT
- DTC P1315: IGNITOR NO. 4 CIRCUIT
- DTC P1320: IGNITOR NO. 5 CIRCUIT
- DTC P1325: IGNITOR NO. 6 CIRCUIT
- DTC P1330: IGNITOR NO. 7 CIRCUIT
- DTC P1335: CRANKSHAFT POSITION SENSOR CIRCUIT
- DTC P1340: IGNITOR NO. 8 CIRCUIT
- DTC P1520: STOPLIGHT SWITCH SIGNAL CIRCUIT
- DTC P1600: ENGINE CONTROL MODULE BATT CIRCUIT
- DTC P1633: ECM MALFUNCTION (ELECTRONIC THROTTLE CONTROL SYSTEM CIRCUIT)
- DTC P1780: PARK/NEUTRAL POSITION SWITCH CIRCUIT
- Engine Control System Trouble Shooting - No Codes: Diagnosis
- Engine Control System Trouble Shooting - No Codes: Application
- Engine Control System Trouble Shooting - No Codes: Other
- Engine Controls - System & Component Testing - V6 & V8: Overview
- Engine Controls - System & Component Testing - V6 & V8: Diagnosis
- Engine Controls - System & Component Testing - V6 & V8: Other
- Abbreviations
- Accessories Control Systems
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- Wiring Diagrams - Engine Performance
