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AutoCodes - Generic - B2540

B2540 Code - Aux A/C Mode Position Reference Circuit Short To Battery

- Code Popularity: 3,236 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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By AutoCodes.com - Updated Dec 22, 2019
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|Code B2540 Possible Causes

  • Faulty Aux A/C Mode Actuator
  • Aux A/C Mode Actuator harness is open or shorted
  • Aux A/C Mode Actuator circuit poor electrical connection
  • Faulty Body Control Module (BCM)

|How do I Fix the Code B2540?

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 B2540?

Labor: 1.0

The cost of diagnosing the B2540 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 B2540 Possible Symptoms?

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

|Code B2540 Description

The Body Control Module (BCM) monitors the Aux A/C Mode Position Reference Circuit. The BCM sets the OBDII code when the Aux A/C Mode Position Reference Circuit is not to factory specifications.

OBDII Code B2540 - Aux A/C Mode Position Reference Circuit Short To Battery - AutoCodes.com
B2540 Code - Aux A/C Mode Position Reference Circuit Short To Battery
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|Need More Information on the B2540 Code?

Need more information on how to fix the B2540 code? Get Access to Factory Service Manuals

|Information for Specific Makes

  • B2540 Chrysler Convertible Top Sense Limit Switch/Convertible Top Position Sensor Correlation
  • B2540 Dodge Convertible Top Sense Limit Switch/Convertible Top Position Sensor Correlation
  • B2540 Lexus Abnormal Difference Between Right And Left Roof Drive Motor Pulse

|Need Help with the B2540 Code?

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|Code B2540 comments

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