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AutoCodes - Generic - B2129

B2129 Code - Central Lock Feedback Failure

- Code Popularity: 4,556 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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By AutoCodes.com - Updated Sep 19, 2019
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|Code B2129 Possible Causes

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

|How do I Fix the Code B2129?

Check 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.

Does your Car have Safety Recalls? → Check here

|What is the Cost to Diagnose the Code B2129?

Labor: 1.0

The cost of diagnosing the B2129 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

|What are Code B2129 Possible Symptoms?

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

|Code B2129 Description

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

OBDII Code B2129 - Central Lock Feedback Failure - AutoCodes.com
B2129 Code - Central Lock Feedback Failure

|Need More Information on the B2129 Code?

Need more information on how to fix the B2129 code? Get Access to Factory Service Manuals

|Need Help with the B2129 Code?

Get the B2129 code diagnosed by a professional: Find a repair shop in your area

|Code B2129 comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the B2129 code? Have you replaced any parts?
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