OBD Guide
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B15A8

Telematics Transceiver Malfunction

B15A8 is an OBD-II diagnostic trouble code meaning: Telematics Transceiver Malfunction. Common causes: broken or damaged wiring harness, telematics module malfunction. Estimated repair cost: $167–333.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$167–333 (est.)

Symptoms

  • Lack of communication with emergency call systems
  • Navigation problems
  • Lack of vehicle software updates

Causes

  • Broken or damaged wiring harness
  • Telematics module malfunction
  • Module power problems
  • Software error

How to Fix

  1. Check the integrity of the wiring harness
  2. Check the power supply of the telematics module
  3. Perform diagnostics of the telematics module
  4. Replace module if necessary

Related codes

B15A7B15A9

FAQ

What does the B15A8 code mean?

B15A8 is an OBD-II diagnostic trouble code that indicates: Telematics Transceiver Malfunction

What causes a B15A8 error code?

The most common causes of B15A8 include: Broken or damaged wiring harness; Telematics module malfunction; Module power problems; Software error.

How do I fix a B15A8 diagnostic trouble code?

To fix B15A8: Check the integrity of the wiring harness. Check the power supply of the telematics module. Perform diagnostics of the telematics module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B15A8?

Limited driving only, diagnose soon

How much does it cost to fix B15A8?

The estimated repair cost for B15A8 is $167–333. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat