Diesel Data: Automotive Repair

P0123

DTC P0123: Throttle Position Circuit High Input











DTC Confirmation Procedure

NOTE:
Check to make sure that the following conditions are satisfied when using this DTC confirmation procedure.
- Intake air temp.: -14 °C, 6.8 °F or higher
- Altitude (barometric pressure): 2020 m, 6650 ft or less (540 mmHg, 72 kPa or more)

1. With ignition switch turned OFF, connect scan tool.
2. Turn ON ignition switch and clear DTC using scan tool.
3. Start engine and run it for 30 sec. or more.
4. Check DTC and pending DTC.

Step 1 - 3:




Step 4 - 8:




Step 8 - 9:




DTC Troubleshooting