B1900

DTC Troubleshooting: B1900

DTC B1900:

Communication circuit error (BUS Off)

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 to ON (II).

3. Wait for at least 6 seconds.

4. Check for DTCs with the HDS.

Are DTCs B1000 and B1011 also indicated with DTC B1900?

YES -

Troubleshoot DTC B1000 B1000.�

NO -

Intermittent failure, the system is OK at this time.�