B1551 on Ford
Radio/Tuner (HD Radio) Module Malfunction
B1551 on Ford vehicles indicates radio/tuner (hd radio) module malfunction. Au7o has documented this code across 1 Ford model — most commonly on Bronco. B1551 is a manufacturer-specific body code that, on several applications (e.g., Toyota/Lexus), indicates a malfunction in the radio/HD Radio tuner module, meaning the audio system detected a tuner hardware or communication fault. Symptoms are limited to the audio/infotainment system, such as loss of radio reception, poor signal quality, or no audio. It does not affect drivability or safety. Because meaning can vary by maker, confirm against your vehicle's service data.
Common Causes of B1551
- •Faulty radio/HD Radio tuner module
- •Antenna or antenna-cable fault
- •Wiring or connector problem at the tuner
- •Software/programming glitch in the audio system
- •Loss of power or ground to the tuner
- •Faulty audio/head unit module
B1551 on Ford by Model
Ford Bronco(1 issue)
- SYNC 4 Infotainment Freezing, Rebooting, and Camera Display Failures2021-2024
Bronco owners have widely reported SYNC 4 system instability including frozen screens, random reboots, black displays, loss of audio, and backup camera image failures. Ford has issued software-related service communications for infotainment and camera concerns, and owner forums contain many repeat reports across trims. While often software-related, some vehicles also needed APIM updates or module replacement.
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View B1551 across all makes →Frequently Asked Questions
What does B1551 mean on Ford?▼
B1551 stands for "Radio/Tuner (HD Radio) Module Malfunction." B1551 is a manufacturer-specific body code that, on several applications (e.g., Toyota/Lexus), indicates a malfunction in the radio/HD Radio tuner module, meaning the audio system detected a tuner hardware or communication fault. Symptoms are limited to the audio/infotainment system, such as loss of radio reception, poor signal quality, or no audio. It does not affect drivability or safety. Because meaning can vary by maker, confirm against your vehicle's service data. On Ford specifically, this code is documented across 1 model.
What causes B1551 on Ford vehicles?▼
Common causes on Ford: Faulty radio/HD Radio tuner module, Antenna or antenna-cable fault, Wiring or connector problem at the tuner, Software/programming glitch in the audio system, Loss of power or ground to the tuner. Specific causes vary by model and year — see the per-model sections below.
How much does it cost to fix B1551 on a Ford?▼
Repair costs vary widely depending on the root cause and specific Ford model.
Which Ford models have B1551 documented?▼
Au7o has documented B1551 on 1 Ford model: Bronco.