Engine-Codes - Generic - B12B6

B12B6 Code - Front Lock Motor Common Circuit Circuit Short

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

|B12B6 code possible causes

  • Faulty Front Lock Motor
  • Front Lock Motor harness is open or shorted
  • Front Lock Motor circuit poor electrical connection
  • Faulty Body Control Module (BCM)

|How is the B12B6 code repair?

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.

|B12B6 code tech notes

B12B6:11 Front Lock Motor Common Circuit: Circuit Short To Ground
B12B6:15 Front Lock Motor Common Circuit: Circuit Short To Battery Or Open

|What is the cost to diagnose the B12B6 code

Labor: 1.0

The cost to diagnose the B12B6 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.

|What are B12B6 code possible symptoms?

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

|What is B12B6 code meaning?

The Body Control Module (BCM) monitors the Front Lock Motor. The BCM sets the OBDII code when the Front Lock Motor is not to factory specifications.

|Need more information with the B12B6 code?

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|B12B6 code information for specific makes

|Need help with a B12B6 code?

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