A/T System

DTC Troubleshooting: P0335 (88)

DTC P0335:

Crankshaft Position (CKP) Sensor No Signal

NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot with the HDS, and review the General Troubleshooting Information How to Troubleshoot the A/T System.

1. Clear the DTC with the HDS.

2. Start the engine in P, and let it idle for 2 minutes.

3. Check for Pending or Confirmed DTCs in the PGM-FI SYSTEM with the HDS.

Is DTC P0335 indicated in the PGM-FI SYSTEM?

YES -

Troubleshoot for DTC P0335 in the PGM-FI SYSTEM. PGM-FI System

NO -

Go to step 4.

4. Check for Pending or Confirmed DTCs in the A/T SYSTEM with the HDS.

Is DTC P0335 indicated?

YES -

Go to step 5.

NO -

Intermittent failure, the system is OK at this time.

5. Update the A/T software in the PCM if it does not have the latest software PCM Update, or substitute a known-good PCM.

6. Start the engine in P, and let it idle for 2 minutes.

7. Check for Pending or Confirmed DTCs with the HDS.

Is DTC P0335 indicated?

YES -

Check for poor connections or loose terminals between the CKP sensor and the PCM. If the PCM was updated, substitute a known-good PCM, then go to step 6. If the PCM was substituted, go to step 1.

NO -

Go to step 8.

8. Monitor the OBD STATUS for P0335 in the DTCs MENU with the HDS.

Does the HDS indicate PASSED?

YES -

If the PCM was updated, troubleshooting is complete. If the PCM was substituted, replace the original PCM Service and Repair. If any other Pending or Confirmed DTCs were indicated in step 7, go to the indicated DTC's troubleshooting.

NO -

If the HDS indicates FAILED, Check for poor connections or loose terminals between the CKP sensor and the PCM. If the PCM was updated, substitute a known-good PCM, then go to step 6. If the PCM was substituted, go to step 1. If the HDS indicates NOT COMPLETED, keep idling until a result comes on.