DTC P0391 Mercedes-Benz

Lost Communication With ECM

Lost Communication With ECM

Description

Receiving error of 4WD control module from ECM for specified time continuously.

Cause and Solution

CANModule

Video Guide

Duration: PT3M49S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: P0391
  • Brand: Mercedes-Benz
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