OBD Guide

B2A06

Right Speaker/Audio Circuit

B2A06 is an OBD-II diagnostic trouble code meaning: Right Speaker/Audio Circuit. Common causes: right speaker coil malfunction, open or short circuit in speaker wiring. Estimated repair cost: $17–167.

Severity
Low
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$17–167 (est.)

Symptoms

  • No sound from the right speaker or speaker group
  • Sound distortion in the right channel
  • Audio system fault indicator is on
  • Crackling or noise in the right channel
  • Error display on the multimedia system screen

Causes

  • Right speaker coil malfunction
  • Open or short circuit in speaker wiring
  • Oxidation of connectors in the speaker circuit
  • Audio amplifier malfunction
  • Damage to wiring when installing additional equipment

How to Fix

  1. Read multimedia system error codes
  2. Determine which speaker is not working
  3. Measure the speaker coil resistance (usually 4-8 ohms)
  4. Check the integrity of the wiring and connectors from the amplifier to the speaker
  5. Replace a faulty speaker
  6. Reset codes and check audio system operation

Related codes

FAQ

What does the B2A06 code mean?

B2A06 is an OBD-II diagnostic trouble code that indicates: Right Speaker/Audio Circuit

What causes a B2A06 error code?

The most common causes of B2A06 include: Right speaker coil malfunction; Open or short circuit in speaker wiring; Oxidation of connectors in the speaker circuit; Audio amplifier malfunction.

How do I fix a B2A06 diagnostic trouble code?

To fix B2A06: Read multimedia system error codes. Determine which speaker is not working. Measure the speaker coil resistance (usually 4-8 ohms). For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2A06?

Do not drive — repair immediately

How much does it cost to fix B2A06?

The estimated repair cost for B2A06 is $17–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat