Manufacturer Code Charts: 72

DTC Troubleshooting: P0A7E (72)

DTC P0A7E:

Battery Module Overheating

NOTE:

- Before you troubleshoot, record all freeze data, and any on-board snapshot, and review the general troubleshooting information Initial Inspection and Diagnostic Overview.
- If the DTC cannot be cleared, do the troubleshooting for DTC U1204.

1. Turn the ignition switch to ON (II).

2. Clear the DTC with the HDS.

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

Are any DTCs except DTC P0A7E indicated?

YES -

Go to the indicated DTC's troubleshooting.�

NO -

Go to step 4.

4. Turn the ignition switch to LOCK (0).

5. Check the IPU module air duct and the IPU module fan for disconnections, damage, or obstructions.

Are the IPU module air duct and the IPU module fan OK?

YES -

Replace the battery module Service and Repair, then go to step 6.

NO -

Repair or replace the IPU module air duct or the IPU module fan as needed, then go to step 6.

6. Turn the ignition switch to ON (II).

7. Clear the DTC with the HDS.

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

Is DTC P0A7E indicated?

YES -

Go to step 1.

NO -

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