B1058

DTC B1058: Relay Control Module Lost Communication with Door Multiplex Control Unit (Door lock switch message)

NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in 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 to ON (II).
3. Wait for 6 seconds or more.
4. Check for DTCs with the HDS.

Is DTC B1058 indicated?

YES - Go to step 5.

NO - Intermittent failure, the communication line is OK at this time.

5. Check for DTCs with the HDS.

Are DTCs B1006, B1160, and B1356 also indicated?

YES - Go to door multiplex control unit input test. Door Multiplex Control Unit Input Test

NO - Go to relay control module input test. Relay Control Module Input Test