Procedures

Battery Terminal Disconnection and Reconnection

Disconnection

NOTE: Some systems store data in memory that is lost when the battery is disconnected. Do the following procedures before disconnecting the battery.

1. Make sure you have the anti-theft code(s) for the audio and/or the navigation system (if equipped).

2. Make sure the ignition switch is in LOCK (0).

3. Disconnect and isolate the negative cable from the battery.

NOTE: Always disconnect the negative cable from the battery first.

4. Disconnect the positive cable from the battery.

Reconnection

NOTE:

- Some systems store data in memory that is lost when the battery is disconnected. Do the following procedures before disconnecting the battery.
- The battery sensor is initialized and recalibrated automatically after reconnecting. Review Battery Management System Symptom Troubleshooting Symptom Related Diagnostic Procedures.

1. Clean the battery terminals.

2. Test the battery Battery Test.

3. Reconnect the positive cable (A) to the battery (B) first, then reconnect the negative cable (C) to the battery.

NOTE: Always connect the positive cable to the battery first.





4. Apply multipurpose grease to the terminals to prevent corrosion.

5. Do the steering column position memorization procedure Programming and Relearning.

6. Enter the anti-theft code(s) for the audio system and/or the navigation system (if equipped).

7. Set the clock (for vehicles without navigation).

8. If equipped, initialize the navigation system.

9. If the power tailgate was opened while the battery was disconnected, the power tailgate control unit must be reset Programming and Relearning.