Transmission Control Systems

DTC P062F: PCM Internal Control Module Keep Alive Memory (KAM) Error

NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review General Troubleshooting Information.

1. Clear the DTC with the HDS.
2. Check whether DTC P062F is indicated in the DTCs/Freeze Data in PGM-FI Mode Menu with the HDS.
Is DTC P062F indicated in the PGM-FI system?
YES - Troubleshoot for DTC P062F in the PGM-FI System.
NO - Go to step 3.

3. Check whether DTC P062F is indicated in the DTCs/Freeze Data in A/T Mode Menu with the HDS.
Is DTC P062F indicated?
YES - Go to step 4.
NO - Intermittent failure, the system is OK at this time.

4. Update the A/T software in the PCM if it does not have the latest software, or substitute a known-good PCM.
5. Check for DTC(s) in the DTCs/Freeze Data in A/T Mode Menu with the HDS.
Is DTC P062F indicated?
YES - Check for poor connections and loose terminals at the PCM. If the PCM was updated, substitute a known-good PCM, then recheck. If the PCM was substituted, go to step 1.
NO - Go to step 6.

6. Monitor the OBD STATUS for P062F in the DTCs/Freeze Data in A/T Mode Menu for a pass/fail.
Does the HDS indicate PASSED?
YES - If the PCM was updated, troubleshooting is complete. If the PCM was substituted, replace the original PCM. If any other DTCs were indicated on step 5, go to the indicated DTC's troubleshooting.
NO - If the HDS indicates FAILED, check for poor connections and loose terminals at the PCM. If the PCM was updated, substitute a known-good PCM, then recheck. If the PCM was substituted, go to step 1. If the HDS indicates NOT COMPLETED, keep idling until a result comes on.