B10AF - Blower Fan Relay Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What does this mean?

B10AF Possible Causes

  • Faulty Blower Fan Relay
  • Blower Fan Relay harness is open or shorted
  • Blower Fan Relay circuit poor electrical connection
  • Faulty Body Control Module (BCM)

First diagnose B10AF code

    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 terminals.

B10AF Tech Notes

B10AF:13 Blower Fan Relay Circuit Open
B10AF:19 Blower Fan Relay Circuit Current Above Threshold

Cost of diagnosing the B10AF code

    Labor: 1.0

    The cost of diagnosing the B10AF code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

B10AF Possible Symptoms

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

B10AF Meaning

The Body Control Module (BCM) monitors the Blower Fan Relay. The BCM sets the OBDII code when the Blower Fan Relay is not to factory specifications.
OBDII Code B10AF - Blower Fan Relay Circuit - Engine-Codes.com

B10AF More Information

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B10AF Information for specific makes

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