OBD Guide
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B116A

Handset Microphone General Electrical Failure

B116A is an OBD-II diagnostic trouble code meaning: Handset Microphone General Electrical Failure. Common causes: broken or damaged microphone wiring harness, poor contact in the microphone jack. Estimated repair cost: $22–111.

Severity
✅ Low
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–111 (est.)

Symptoms

  • The microphone does not work in the hands-free system
  • Problems with voice communication via Bluetooth
  • Error message on display

Causes

  • Broken or damaged microphone wiring harness
  • Poor contact in the microphone jack
  • Microphone malfunction
  • Problems with the hands-free module

How to Fix

  1. Check the integrity of the microphone wiring harness
  2. Inspect connectors for oxidation or damage
  3. Test a replacement microphone
  4. Check the hands-free module for faults

Related codes

B116BB116CU0155

FAQ

What does the B116A code mean?

B116A is an OBD-II diagnostic trouble code that indicates: Handset Microphone General Electrical Failure

What causes a B116A error code?

The most common causes of B116A include: Broken or damaged microphone wiring harness; Poor contact in the microphone jack; Microphone malfunction; Problems with the hands-free module.

How do I fix a B116A diagnostic trouble code?

To fix B116A: Check the integrity of the microphone wiring harness. Inspect connectors for oxidation or damage. Test a replacement microphone. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B116A?

Limited driving only, diagnose soon

How much does it cost to fix B116A?

The estimated repair cost for B116A is $22–111. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat