B1002

DTC B1001: MICU Internal (CPU) Error

DTC B1002: MICU Internal (EEPROM) Error

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 OFF, and then back ON (II).
3. Wait for 6 seconds or more.
4. Check for DTCs with the HDS.

Is DTC B1001 and/or B1002 indicated?

YES - Faulty MICU, replace the driver's under-dash fuse/relay box.

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