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AutoCodes - Generic - B102F

B102F Code - Auxiliary Switch Signal Erratic

- Code Popularity: 2,381 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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By - Updated Mar 11, 2021
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|Code B102F Possible Causes

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

|How do I Fix the Code B102F?

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 B102F?

Labor: 1.0

The cost of diagnosing the B102F 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 B102F Possible Symptoms?

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

|Code B102F Description

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

OBDII Code B102F - Auxiliary Switch Signal Erratic -
B102F Code - Auxiliary Switch Signal Erratic

|Need More Information on the B102F Code?

Need more information on how to fix the B102F code? Get Access to Factory Service Manuals

|Information for Specific Makes

|Need Help with the B102F Code?

Get the B102F code diagnosed by a professional: Find a repair shop in your area

|Code B102F comments

Help us improve 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 B102F code? Have you replaced any parts?
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