DTC B2187 Acura
Communication Line (UART Line) Drivers MPCS Unit cannot send UART messages.
Communication Line (UART Line) Drivers MPCS Unit cannot send UART messages.
Description
Communication Line error. NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A. Perform Front Passengers MPCS unit input test.
Cause and Solution
Short to ground
Faulty Moonroof Control Unit Motor
Video Guide
Diagnostic Info
- DTC Code: B2187
- Brand: Acura