 1.CHECK GROUND CONNECTION
- Turn ignition switch OFF.
- Check ground connection M95. Refer to Ground Inspection in Circuit Inspection.
Is the inspection result normal?
YES >>GO TO 2. NO >>Repair or replace ground connection.
 2.CHECK THROTTLE POSITION SENSOR 2 POWER SUPPLY CIRCUIT
- Disconnect electric throttle control actuator harness connector.
- Turn ignition switch ON.
- Check the voltage between electric throttle control actuator harness connector and ground.
DTC
| Electric throttle control actuator
| Ground
| Voltage (V)
| Bank
| Connector
| Terminal
| P0122, P0123
| 1
| F9
| 1
| Ground
| Approx. 5
| P0227, P0228
| 2
| F26
| 6
|
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
- Turn ignition switch OFF.
- Disconnect ECM harness connector.
- Check the continuity between electric throttle control actuator harness connector and ECM harness connector.
DTC
| Electric throttle control actuator
| ECM
| Continuity
| Bank
| Connector
| Terminal
| Connector
| Terminal
| P0122, P0123
| 1
| F9
| 4
| F101
| 20
| Existed
| P0227, P0228
| 2
| F26
| 3
| 15
|
- Also check harness for short to ground and short to power.
Is the inspection result normal?
YES >>GO TO 4. NO >>Repair open circuit, short to ground or short to power in harness or connectors.
 4.CHECK THROTTLE POSITION SENSOR 2 INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
- Check the continuity between electric throttle control actuator harness connector and ECM harness connector.
DTC
| Electric throttle control actuator
| ECM
| Continuity
| Bank
| Connector
| Terminal
| Connector
| Terminal
| P0122, P0123
| 1
| F9
| 3
| F101
| 36
| Existed
| P0227, P0228
| 2
| F26
| 5
| 32
|
- Also check harness for short to ground and short to power.
Is the inspection result normal?
YES >>GO TO 5. NO >>Repair open circuit, short to ground or short to power in harness or connectors.
 5.CHECK THROTTLE POSITION SENSOR
 6.REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
 7.CHECK INTERMITTENT INCIDENT
|