Engine-Codes - Lincoln - B1390 Lincoln

B1390 Lincoln Code - Ambient Light Control Module

- Code Popularity: 636 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the Code B1390 Lincoln?

  • Faulty Ambient Light Control Module
  • Ambient Light Control Module harness is open or shorted
  • Ambient Light Control Module circuit poor electrical connection
  • Faulty Body Control Module (BCM)

|How to Fix the B1390 Lincoln Code?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

|Code B1390 Lincoln Tech Notes

B1390:83 Ambient Light Control Module: Value of Signal Protection Calculation Incorrect
B1390:87 Ambient Light Control Module: Missing Message

|What is the Cost to Diagnose the Code B1390 Lincoln?

Labor: 1.0

The cost to diagnose the B1390 Lincoln code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

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|What are Code B1390 Lincoln Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|What Does the B1390 Lincoln Code Mean?

The Body Control Module (BCM) monitors the Ambient Light Control Module. The BCM sets the OBDII code when the Ambient Light Control Module is not to factory specifications.

Ambient Light Control Module

|Need more Information on the B1390 Lincoln Code?

Need more information on how to fix the B1390 Lincoln code? Get Access to Factory Service Manuals

|Need Help with the B1390 Lincoln Code?

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