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EC-498 [QG (WITH EURO-OBD)] DTC P1227, P1228 APP SENSOR 2. CHECK APP SENSOR 2 POWER SUPPLY CIRCUIT 1. Disconnect accelerator pedal position (APP) sensor harness 2. Turn ignition switch “ON”. 3. Check voltage between APP sensor terminal 1 and ground with OK or NG OK >> GO TO 3. NG >> Repair open circuit or short to ground or short to power in harness or connectors. 3. CHECK APP SENSOR 2 GROUND CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch “OFF”. 2. Disconnect ECM harness connector. 3. Check harness continuity between ECM terminal 83 and APP sensor terminal 5. 4. Also check harness for short to ground and short to power. OK or NG OK >> GO TO 4. NG >> Repair open circuit or short to ground or short to power in harness or connectors. 4. CHECK APP SENSOR 2 INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 1. Check harness continuity between ECM terminal 98 and APP sensor terminal 6. 2. Also check harness for short to ground and short to power. OK or NG OK >> GO TO 5. NG >> Repair open circuit or short to ground or short to power in harness or connectors. 5. CHECK APP SENSOR Refer to EC-499, "Component Inspection" . OK or NG OK >> GO TO 7. NG >> GO TO 6. MBIB0152E Voltage: Approximately 5V PBIB0812E Continuity should exist. Continuity should exist. |