DTC P0A7F: Battery Module Deterioration
NOTE:
- Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information (see GENERAL TROUBLESHOOTING INFORMATION ).
- If the DTC cannot be cleared, do the troubleshooting for DTC U1204.
- Turn the ignition switch to ON (II).
- Clear the DTC with the HDS (see DTC CLEAR ).
- Start the engine.
- Check the SOC in the DATA LIST with the HDS.
- Hold the engine speed between 3, 500 and 4, 000 rpm without load (in P or N) until the SOC increases to 25 %.
- Test drive at 25 mph (40 km/h).
- Press the brake pedal, and stop the vehicle slowly.
- Monitor the OBD STATUS for DTC P1586 in the DTCs MENU with the HDS.
Does the HDS indicate PASSED?
YES -Replace the battery module (see BATTERY MODULE REMOVAL/INSTALLATION ), then go to step 10.
NO -If the HDS indicates FAILED, then go to step 9. If the HDS indicates NOT COMPLETED, keep the ignition switch ON (II) until a result comes on.
- Check for poor connections or loose terminals at the phase motor current sensor and the MCM.
Is the connection OK?
YES -Replace the battery module (see BATTERY MODULE REMOVAL/INSTALLATION ), then go to step 10.
NO -Repair the connections or the terminals, then go to step 10.
- Turn the ignition switch to ON (II).
- Clear the DTC with the HDS (see DTC CLEAR ).
- Check for Pending or Confirmed DTCs with the HDS.
Are any DTCs indicated?
YES -Go to the indicated DTC'S TROUBLESHOOTING .
NO -Troubleshooting is complete.