DTC B1109-18 Fiat

Combined Rear Left Light 2-Circuit Current Below Threshold

Combined Rear Left Light 2-Circuit Current Below Threshold

Description

When the Body Control Module (BCM) detects less than expected current draw on the Left Stop Lamp

Cause and Solution

Circuit Current Below Threshold
This sub type is used for failures, where the control module measures current flow below a specified range.

Video Guide

Duration: PT4M8S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: B1109-18
  • Brand: Fiat
Back to Blog