DTC U1728-09 Alfa Romeo

Trailer Left Turn Light Ttm (Trailer Tow Module)-Component Failures

Trailer Left Turn Light Ttm (Trailer Tow Module)-Component Failures

Description

When the Body Control Module (BCM) detects an internal fault in the Trailer Left Turn Lamp.

Cause and Solution

Component Failure

Video Guide

Duration: PT3M50S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: U1728-09
  • Brand: Alfa Romeo
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