DTC Troubleshooting: B1162
DTC B1162:
Gauge Control Module Lost Communication with Power Tailgate Control Unit (PTG 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 DTC B1162 indicated?
YES -
Go to step 5.
NO -
Intermittent failure, the system is OK at this time. Check for loose or poor connections between the power tailgate control unit and the gauge
control module.?
5. Check for DTCs with the HDS.
Are DTCs B1155, B1156, B1157, B1158, B1159, B1180, B1182, and/or U128F also indicated?
YES -
Do the gauge control module input test See: Instrument Panel, Gauges and Warning Indicators/Testing and Inspection/Component Tests and
General Diagnostics/Gauge Control Module Input Test.?
NO -
Do the power tailgate control unit input test See: Body and Frame/Doors, Hood and Trunk/Trunk / Liftgate/Power Trunk / Liftgate Control
Module/Service and Repair.?
B1168
DTC Troubleshooting: B1168, B1169, B1178
DTC B1168:
Gauge Control Module Lost Communication with PCM (ENG Message)
DTC B1169:
Gauge Control Module Lost Communication with PCM (A/T Message)
DTC B1178:
F-CAN Communication Line Error
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.
