Gauge Control Module Input Test

Gauge Control Module Input Test

NOTE: Check the No. 22 (120 A), No. 23 (60 A), No. 15 (40 A) fuse in the under-hood fuse/relay box before troubleshooting.

1. Before troubleshooting the gauge control module, troubleshoot the multiplex integrated control system first, using B-CAN System Diagnosis Test Mode A Troubleshooting - B-CAN System Diagnosis Test Mode A.

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

3. Remove the gauge control module Service and Repair.

4. Disconnect connectors from the gauge control module.

5. Inspect the connector and socket terminals to be sure they are all making good contact.

- If the terminals are bent, loose or corroded, repair them as necessary, and recheck the system.
- If the terminals look OK, go to step 6.

NOTE: All connectors are wire side of female terminals.





6. Reconnect connectors A and C to the gauge control module, and do the following input tests:

- If any test indicates a problem, find and correct the cause, then recheck the system.
- If all the input tests prove OK, replace the gauge control module.