OBD Guide
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B1551

HD Radio Tuner Malfunction

B1551 is an OBD-II diagnostic trouble code meaning: HD Radio Tuner Malfunction. Common causes: problems with head unit software, hd radio module malfunction. Estimated repair cost: $56–167.

Severity
✅ Low
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • No HD radio reception
  • Error message on display
  • Standard FM/AM radio continues to work

Causes

  • Problems with head unit software
  • HD radio module malfunction
  • Open or short circuit in wiring harness
  • Poor contact in connectors
  • Digital radio signal failures (rare)

How to Fix

  1. Check connections and integrity of wiring harness
  2. Update head unit software
  3. Conduct diagnostics of the HD radio module
  4. If necessary, replace the HD radio module

Related codes

B1550B1552

FAQ

What does the B1551 code mean?

B1551 is an OBD-II diagnostic trouble code that indicates: HD Radio Tuner Malfunction

What causes a B1551 error code?

The most common causes of B1551 include: Problems with head unit software; HD radio module malfunction; Open or short circuit in wiring harness; Poor contact in connectors.

How do I fix a B1551 diagnostic trouble code?

To fix B1551: Check connections and integrity of wiring harness. Update head unit software. Conduct diagnostics of the HD radio module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1551?

Do not drive — repair immediately

How much does it cost to fix B1551?

The estimated repair cost for B1551 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat