B1246
Problem In The Rear Air Mix Control Motor Circuit, Linkage, Door, Or Motor
B1246 is an OBD-II diagnostic trouble code meaning: Problem In The Rear Air Mix Control Motor Circuit, Linkage, Door, Or Motor. Common causes: air mixing motor malfunction, problems with the wiring harness or connectors. Estimated repair cost: $56–167.
Symptoms
- Incorrect operation of the climate control system
- Uneven temperature distribution in the cabin
- Noises during operation of the ventilation system
Causes
- Air mixing motor malfunction
- Problems with the wiring harness or connectors
- Mechanical damage to the damper or actuator
- Short circuit or open circuit in control circuit
How to Fix
- Check the integrity of the wiring harness and connectors
- Test the air mixing motor for malfunctions
- Inspect the damper drive mechanism for damage
- Replace faulty components if necessary
Related codes
FAQ
What does the B1246 code mean?
B1246 is an OBD-II diagnostic trouble code that indicates: Problem In The Rear Air Mix Control Motor Circuit, Linkage, Door, Or Motor
What causes a B1246 error code?
The most common causes of B1246 include: Air mixing motor malfunction; Problems with the wiring harness or connectors; Mechanical damage to the damper or actuator; Short circuit or open circuit in control circuit.
How do I fix a B1246 diagnostic trouble code?
To fix B1246: Check the integrity of the wiring harness and connectors. Test the air mixing motor for malfunctions. Inspect the damper drive mechanism for damage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B1246?
Limited driving only, diagnose soon
How much does it cost to fix B1246?
The estimated repair cost for B1246 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat