DTC B1066: Relay Control Module Lost Communication With Keyless Access Control Unit (Panic Message)
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.
- Turn the ignition switch to LOCK (0) and then back to ON (II).
- Wait for at least 6 seconds.
- Check for DTCs with the HDS.
Is DTC B1066 indicated?
YES -Go to step 5.
NO -Intermittent failure, the system is OK at this time.
- Check for DTCs with the HDS.
Is DTC B1016 also indicated?
YES -Do the keyless access control unit input test (see KEYLESS ACCESS CONTROL UNIT INPUT TEST/REPLACEMENT ).
NO -Do the relay control module input test (see RELAY CONTROL MODULE INPUT TEST ).