B24BB
Left Air Mix Door Motor
B24BB is an OBD-II diagnostic trouble code meaning: Left Air Mix Door Motor. Common causes: damper mechanism jammed, open or shorted wiring harness. Estimated repair cost: $56–167.
Symptoms
- Inability to adjust temperature on the left side
- Only cold or only hot air blows from the left side
- Clicking or grinding noises from the damper area
Causes
- Damper mechanism jammed
- Open or shorted wiring harness
- Damper motor malfunction
- Problems with the climate control unit
How to Fix
- Check the damper mechanism for jamming
- Test the power supply and motor control circuit
- Check the resistance and operation of the motor
- If necessary, replace the damper motor
- Clean and retrain the climate control control unit
Related codes
FAQ
What does the B24BB code mean?
B24BB is an OBD-II diagnostic trouble code that indicates: Left Air Mix Door Motor
What causes a B24BB error code?
The most common causes of B24BB include: Damper mechanism jammed; Open or shorted wiring harness; Damper motor malfunction; Problems with the climate control unit.
How do I fix a B24BB diagnostic trouble code?
To fix B24BB: Check the damper mechanism for jamming. Test the power supply and motor control circuit. Check the resistance and operation of the motor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B24BB?
Yes, but get it checked soon
How much does it cost to fix B24BB?
The estimated repair cost for B24BB is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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