B24A1
A/C Auto Amplifier Power Supply
B24A1 is an OBD-II diagnostic trouble code meaning: A/C Auto Amplifier Power Supply. Common causes: automatic air conditioner amplifier malfunction, open or short circuit in wiring harness. Estimated repair cost: $56–167.
Symptoms
- Incorrect operation of the automatic air conditioner
- Complete shutdown of the air conditioning system
- Unstable ventilation operation
Causes
- Automatic air conditioner amplifier malfunction
- Open or short circuit in wiring harness
- Blown fuse
- Faulty power relay
- Poor contact in connectors
How to Fix
- Check fuses associated with the air conditioning system
- Inspect the wiring harness for damage
- Check the amplifier power relay
- Diagnose the automatic air conditioning amplifier
- Clean contacts in connectors
Related codes
FAQ
What does the B24A1 code mean?
B24A1 is an OBD-II diagnostic trouble code that indicates: A/C Auto Amplifier Power Supply
What causes a B24A1 error code?
The most common causes of B24A1 include: Automatic air conditioner amplifier malfunction; Open or short circuit in wiring harness; Blown fuse; Faulty power relay.
How do I fix a B24A1 diagnostic trouble code?
To fix B24A1: Check fuses associated with the air conditioning system. Inspect the wiring harness for damage. Check the amplifier power relay. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B24A1?
Limited driving only, diagnose soon
How much does it cost to fix B24A1?
The estimated repair cost for B24A1 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat