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AutoCodes - Generic - B1540

B1540 Code - Mirror Driver Switch Assembly Circuit Open

- Code Popularity: 3,380 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
By AutoCodes.com - Updated May 02, 2019
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|Code B1540 Possible Causes

  • Faulty Mirror Driver Switch Assembly
  • Mirror Driver Switch Assembly harness is open or shorted
  • Mirror Driver Switch Assembly circuit poor electrical connection
  • Faulty Body Control Module (BCM)

|How do I Fix the Code B1540?

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 B1540?

Labor: 1.0

The cost of diagnosing the B1540 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 B1540 Possible Symptoms?

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

|Code B1540 Description

The Body Control Module (BCM) monitors the Mirror Driver Switch Assembly. The BCM sets the OBDII code when the Mirror Driver Switch Assembly is not to factory specifications.

OBDII Code B1540 - Mirror Driver Switch Assembly Circuit Open - AutoCodes.com
B1540 Code - Mirror Driver Switch Assembly Circuit Open

|Need More Information on the B1540 Code?

Need more information on how to fix the B1540 code? Get Access to Factory Service Manuals

|Need Help with the B1540 Code?

Get the B1540 code diagnosed by a professional: Find a repair shop in your area

|Code B1540 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 B1540 code? Have you replaced any parts?
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