P0507

DTC P0507: Idle Control System RPM Higher Than Expected

1. Turn the ignition switch ON (II).
2. Clear the DTC with the HDS.
3. Start the engine. Hold the engine speed at 3,000 rpm with no load (in Park or neutral) until the radiator fan comes on, then let it idle.
4. Monitor the OBD STATUS for DTC P0506 in the DTCs MENU with the HDS

Does the screen indicate FAILED?

YES - Check for vacuum leaks at the following parts, then go to step 5.

- PCV valve
- PCV hose
- EVAP canister purge valve
- Throttle body
- Brake booster hose

NO - If the screen indicates PASSED, intermittent failure, system is OK at this time. If the screen indicates EXECUTING, let the engine idle until a result comes on. If the screen indicates Out of CONDITION, recheck with different load conditions (electrical, A/C, gear position, etc.) then, go to step 3.

5. Turn the ignition switch ON (II).
6. Reset the ECM/PCM with the HDS.
7. Do the ECM/PCM idle learn procedure.
8. Start the engine. Hold the engine speed at 3,000 rpm with no load (in neutral) until the radiator fan comes on, then let it idle.
9. Check for Temporary DTCs or DTCs in the DTCs MENU with the HDS.

Are any Temporary DTCs or DTCs indicated?

YES - If DTC P0507 is indicated, check for poor connections or loose terminals at the throttle body, throttle actuator control module, and the ECM/PCM, then go to step 1. If any other Temporary DTCs or DTCs are indicated, go to the indicated DTC troubleshooting.

NO - Go to step 10.

10. Monitor the OBD STATUS for DTC P0507 in the DTCs MENU with the HDS.

Does the screen indicate PASSED?

YES - Troubleshooting is complete.

NO - If the screen indicates FAILED, check for poor connections or loose terminals at the throttle body, throttle actuator control module, and the ECM/PCM, then go to step 1. If the screen indicates EXECUTING, let the engine idle until a result comes on. If the screen indicates Out of CONDITION, recheck with different load conditions (electrical, A/C, gear position, etc.) then, go to step 8.