DTC C105B-64 Alfa Romeo

Turn Light Rear Left - Signal Plausibility Failure

Turn Light Rear Left - Signal Plausibility Failure

Description

When the Trailer Tow Module (TTM) detects the Controller Area Network (CAN) B message from the Body control Module (BCM) does not match the hardwire left turn signal from BCM.

Cause and Solution

Signal Plausibility Failure

Video Guide

Duration: PT4M12S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: C105B-64
  • Brand: Alfa Romeo
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