B1032

DTC Troubleshooting: B1032

DTC B1032: MICU Lost Communication with the SRS Unit (CDS Message)

NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A. Troubleshooting - B-CAN System Diagnosis Test Mode A

1. Clear the DTCs with the HDS.

2. Turn the ignition switch to LOCK (0) and then back ON (II).

3. Wait for more than 6 seconds.

4. Check for DTCs with the HDS.

Is DTC B1032 indicated?
YES - Go to step 5.

NO - Intermittent failure, the system is OK at this time. Check for loose or poor connections.


5. Check for DTCs with the HDS.

Is DTC B1011 also indicated with DTC B1032?
YES - Check for an open in the wire between the MICU and the gauge control module. If the circuit is bad, repair the open.

NO - Do the gauge control module input test. Gauge Control Module Input Test