DTC B1059 Honda

Relay Control Module lost communication with Door Multiplex Control Unit (panic message)

Relay Control Module lost communication with Door Multiplex Control Unit (panic message)

Description

Poor commuinication between the Relay Control Module, and the Door Multiplex Control Unit. (B-CAN LINE) NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A.

Cause and Solution

Perform relay control module input test
Loose or poor connections
Open or Short circuit
Faulty ground

Video Guide

Duration: PT4M11S | Uploaded: 2020-05-01

Diagnostic Info

  • DTC Code: B1059
  • Brand: Honda
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