B0209
Rear Blower Motor Speed Range/Performance
B0209 is an OBD-II diagnostic trouble code meaning: Rear Blower Motor Speed Range/Performance . Common causes: rear fan malfunction, problems with the wiring harness or connectors. Estimated repair cost: $56–167.
Symptoms
- Uneven operation of the rear fan
- The fan does not turn on
- The fan only runs at one speed
- Noise or grinding noise from the fan
Causes
- Rear fan malfunction
- Problems with the wiring harness or connectors
- Fan relay fault
- Problems with the HVAC control unit
- Short circuit or open circuit
How to Fix
- Check the operation of the rear fan at all speeds
- Inspect the wiring harness and connectors for damage.
- Check fan relay
- Check the voltage and resistance in the fan circuit
- Replace fan or HVAC control unit if necessary
Related codes
Error B0209 by Vehicle Brand
FAQ
What does the B0209 code mean?
B0209 is an OBD-II diagnostic trouble code that indicates: Rear Blower Motor Speed Range/Performance
What causes a B0209 error code?
The most common causes of B0209 include: Rear fan malfunction; Problems with the wiring harness or connectors; Fan relay fault; Problems with the HVAC control unit.
How do I fix a B0209 diagnostic trouble code?
To fix B0209: Check the operation of the rear fan at all speeds. Inspect the wiring harness and connectors for damage.. Check fan relay. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B0209?
Limited driving only, diagnose soon
How much does it cost to fix B0209?
The estimated repair cost for B0209 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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