DTC B2162 Acura
Drivers MPCS Unit Lost Communication with Relay Control Module (RM Message)
Drivers MPCS Unit Lost Communication with Relay Control Module (RM Message)
Description
Poor communication between the drivers MPCS unit and the Relay Control Module. NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A. If DTCs B1005, B1158, B1959, B2162, and or B2970 are also indicated, perform the Relay Control Module input test. If no codes are present, perform the drivers MPCS unit input test.
Cause and Solution
Loose or poor connections between the drivers MPCS unit and the Relay Control Module
Blown fuse in the main under-hood fuse box
Blown fuse in the under-dash fuse relay box
Open or Short Condition between the Drivers MPCS Unit and the Relay Control Module
Faulty Drivers MPCS Unit
Video Guide
Diagnostic Info
- DTC Code: B2162
- Brand: Acura