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EC-468 < DTC/CIRCUIT DIAGNOSIS > [VQ35DE] P2122, P2123 APP SENSOR 1. Turn ignition switch OFF. 2. Check ground connection E9. Refer to Ground Inspection in . Is the inspection result normal? YES >> GO TO 2. NO >> Repair or replace ground connection. 2. CHECK APP SENSOR 1 POWER SUPPLY CIRCUIT 1. Disconnect accelerator pedal position (APP) sensor harness connector. 2. Turn ignition switch ON. 3. Check the voltage between APP sensor harness connector and ground. Is the inspection result normal? YES >> GO TO 3. NO >> Repair open circuit, short to ground or short to power in harness or connectors. 3. CHECK APP SENSOR 1 GROUND CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch OFF. 2. Disconnect ECM harness connector. 3. Check the continuity between APP sensor harness connector and ECM harness connector. 4. Also check harness for short to ground and short to power. YES >> GO TO 4. NO >> Repair open circuit, short to ground or short to power in harness or connectors. 4. CHECK APP SENSOR INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 1. Check the continuity between APP sensor harness connector and ECM harness connector. 2. Also check harness for short to ground and short to power. YES >> GO TO 5. NO >> Repair open circuit, short to ground or short to power in harness or connectors. 5. CHECK APP SENSOR EC-469, "Component Inspection" Is the inspection result normal? YES >> GO TO 7. NO >> GO TO 6. 6. REPLACE ACCELERATOR PEDAL ASSEMBLY 1. Replace accelerator pedal assembly. Refer to ACC-3, "Removal and Installation" 2. Refer to EC-469, "Special Repair Requirement" APP sensor Ground Voltage (V) Connector Terminal E40 5 Ground Approx. 5 PBIA9607J APP sensor ECM Continuity Connector Terminal Connector Terminal E40 4 E10 84 Existed APP sensor ECM Continuity Connector Terminal Connector Terminal E40 3 E10 81 Existed |