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B2455: Aux Heater Blower Faulted

OTHER
System
Body

What Does B2455 Mean?

B2455 is a manufacturer-specific diagnostic trouble code: Aux Heater Blower Faulted. This code applies to OTHER vehicles. Unlike generic OBD-II codes, manufacturer-specific codes are defined by the vehicle maker and may only apply to certain makes and models.

Symptoms of B2455

Frequently Asked Questions

What does B2455 mean?
Aux Heater Blower Faulted. This is a manufacturer-specific code for OTHER vehicles.
Which vehicles get code B2455?
This code appears primarily in OTHER vehicles. Check your owner's manual or a dealer for model-specific information.
Can I fix this myself?
Manufacturer-specific codes often require a brand-specific diagnostic scanner for full data. A dealer or specialist with the right tools will diagnose it most accurately.

What To Do Next

  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

Related Codes

B2401 Audio Tape Deck Mechanism Fault B2402 Audio CD/DJ Thermal Shutdown Fault B2403 Audio CD/DJ Internal Fault B2404 Audio Steering Wheel Switch Circuit Fault B2405 Audio Single-Disc CD Player Thermal Shutdown Fault B2406 Audio Single-Disc CD Player Internal Fault B2416 Climate Control Recirculation Actuator Out of Limits B2425 Remote Keyless Entry Out of Synchronization B2426 Passenger Solar Radiation Sensor Circuit Open B2427 Passenger Solar Radiation Sensor Circuit Short to Ground