B1002

DTC Troubleshooting: B1002

DTC B1002:

MICU internal error (EEPROM error)

NOTE: If you are troubleshooting multiple DTC's, be sure to follow the instruction 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. Check for DTCs with the HDS.

Is DTC B1002 indicated?

YES -

Faulty MICU; replace the under-dash fuse/relay box.

- USA models Under-Dash Fuse/Relay Box Removal and Installation (USA Models)
- Canada models Under-Dash Fuse/Relay Box Removal and Installation (Canada Models)

NO -

Intermittent failure, the system is OK at this time. Check for loose or poor connections. If the connections are good, check the battery condition Battery Test and the charging system.