YES -
Go to step 5.
NO -
Intermittent failure, the system is OK at this time. Check for loose or poor connections between the relay control module and the combination
switch control unit.?
5. Check for DTCs with the HDS.
Are DTCs B1007, B1062, B1063, B1155, B1156, B1957, B1958, and B2969 all indicated?
YES -
Do the combination switch control unit input test See: Wiper and Washer Systems/Testing and Inspection/Wiper/Washer Switch (Combination
Switch Control Unit) Input Test.?
NO -
Do the relay control module input test See: Power and Ground Distribution/Testing and Inspection/Relay Control Module Input Test.?
B1065
DTC Troubleshooting: B1065
DTC B1065:
Relay Control Module Lost Communication with Driver's MPCS Unit (DRLOCKSW Message)
NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A See: Powertrain
Management/Computers and Control Systems/Information Bus/Testing and Inspection/Component Tests and General Diagnostics/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. Wait for at least 6 seconds.
4. Check for DTCs with the HDS.
Is DTCs B1065 indicated?
YES -
Go to step 5.
NO -
Intermittent failure, the system is OK at this time. Check for loose or poor connections between the relay control module and the driver's MPCS
unit.?
5. Check for DTCs with the HDS.
Are DTCs B1015, B1065, B1182, B1356, and B1905 all indicated?
YES -
Do the driver's MPCS unit input test See: Powertrain Management/Computers and Control Systems/Information Bus/Testing and
Inspection/Component Tests and General Diagnostics/Drivers MPCS Unit Input Test.?
NO -
Do the relay control module input test See: Power and Ground Distribution/Testing and Inspection/Relay Control Module Input Test.?
B1075
DTC Troubleshooting: B1075
