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EC-178 < COMPONENT DIAGNOSIS > [VQ35HR] P0122, P0123, P0227, P0228 TP SENSOR 2. Check ground connection M95. Refer to Ground Inspection in Is the inspection result normal? YES >> GO TO 2. NO >> Repair or replace ground connection. 2. CHECK THROTTLE POSITION SENSOR 2 POWER SUPPLY CIRCUIT-I 1. Disconnect electric throttle control actuator harness connector. 2. Turn ignition switch ON. 3. Check the voltage between electric throttle control actuator harness connector and ground. Is the inspection result normal? YES >> GO TO 3. NO >> Repair open circuit or short to ground or short to power in harness or connectors. 3. CHECK THROTTLE POSITION SENSOR 2 GROUND CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch OFF. 2. Disconnect ECM harness connector. 3. Check the continuity between electric throttle control actuator harness connector and ECM harness con- 4. Also check harness for short to ground and short to power. Is the inspection result normal? YES >> GO TO 4. NO >> Repair open circuit or short to ground or short to power in harness or connectors. 4. CHECK THROTTLE POSITION SENSOR 2 INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 1. Check the continuity between electric throttle control actuator harness connector and ECM harness con- 2. Also check harness for short to ground and short to power. Is the inspection result normal? YES >> GO TO 5. NO >> Repair open circuit or short to ground or short to power in harness or connectors. 5. CHECK THROTTLE POSITION SENSOR EC-179, "Component Inspection" Is the inspection result normal? YES >> GO TO 7. NO >> GO TO 6. 6. REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR DTC Electric throttle control actuator Ground Voltage Bank Connector Terminal P0122, P0123 1 F6 6 Ground Approx. 5V P0227, P0228 2 F27 1 DTC Electric throttle control actuator ECM Continuity Bank Connector Terminal Connector Terminal P0122, P0123 1 F6 3 F101 40 Existed P0227, P0228 2 F27 4 48 DTC Electric throttle control actuator ECM Continuity Bank Connector Terminal Connector Terminal P0122, P0123 1 F6 5 F101 34 Existed P0227, P0228 2 F27 3 35 |