DTC U1804-08 Alfa Romeo

Lin 4-Bus Signal Message Failure

Lin 4-Bus Signal Message Failure

Description

The Body Control Module (BCM) detects the LIN Bus LIN Bus Lighting Sig Rt circuit is shorted to ground or battery voltage.

Cause and Solution

Bus Signal Message Failure

Video Guide

Duration: PT4M7S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: U1804-08
  • Brand: Alfa Romeo
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