DTC B1605: Keyless Access-MICU Communication Error
NOTE:
If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A (see
TROUBLESHOOTING - B-CAN SYSTEM DIAGNOSIS TEST MODE A
).
- Clear the DTCs with the HDS.
- Touch the door outer handle switch to lock the door.
- Check for DTCs with the HDS.
Is DTC B1605 indicated?
YES -Go to step 4.
NO -Intermittent failure, the system is OK at this time. Check for loose or poor connections.
- Check for DTCs with the HDS.
Are DTCs B1055, B1157, B1255, B1806, B2107, and B2155 also indicated?
YES -Do the MICU input test (see MICU INPUT TEST ).
NO -Replace the keyless access control unit (see KEYLESS ACCESS CONTROL UNIT INPUT TEST/REPLACEMENT ).