DTC B1011: MICU Lost Communication with Gauge Control Module (VSP/NE Message)
NOTE:
If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN SYSTEM DIAGNOSIS TEST MODE A
.
- Clear the DTCs with the HDS.
- Turn the ignition switch OFF, and then back ON (II).
- Wait for 6 seconds or more.
- Check for DTCs with the HDS.
Is DTC B1011 indicated?
YES -Go to step 5.
NO -Intermittent failure, the gauge control module is OK at this time. Check for loose or poor connections at gauge control module (tach) 36P connector and at under-dash fuse/relay box connector Q (16P). If the connections are good, check the battery condition (see BATTERY ) and the charging system.
- Check for DTCs with the HDS.
Are DTCs B1008 and B1032 also indicated with DTC B1011?
YES -Check for an open in the communication circuit between the MICU and the gauge control module (tach). If the circuit is bad, repair the open.
NO -Go to the gauge control module (tach) input test (see GAUGE CONTROL MODULE (TACH) INPUT TEST ).