VIDEO

Acura DTC

Acura DTC B1064

Manufacture

Acura DTC

Code

B1064

Definition

Relay Control Module Lost Communication With Drivers MPCS Unit (DOORSW Message)

Description

Poor communication between the Relay Control Module and the Drivers MPCS Unit. NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A.

Cause

  • If DTCs B1013, B1015, B1065, B1182, and B1905 are indicated, perform the MPCS unit input test.Loose or poor connections between the Relay Control Module and the Drivers MPCS UnitBlown fuse in the main under-hood fuse boxBlown fuse in the under-dash fuse relay boxOpen or Short to ground at the Relay Control UnitOpen or Short to ground at the Drivers MPCS UnitFaulty Relay Control UnitFaulty Drivers MPCS Unit

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