OBD Guide
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B2406

Audio Single-Disc CD Player Internal Fault

B2406 is an OBD-II diagnostic trouble code meaning: Audio Single-Disc CD Player Internal Fault. Common causes: disc jammed inside the player, laser head malfunction. Estimated repair cost: $56–167.

Severity
✅ Low
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • CD player does not play discs
  • The disc gets stuck inside the device
  • The audio system gives an error or does not respond to commands

Causes

  • Disc jammed inside the player
  • Laser head malfunction
  • Damage to internal electronic components
  • Audio wiring harness problems

How to Fix

  1. Try removing and reinserting the disk
  2. Reboot the audio system (disconnect and reconnect power)
  3. Check wiring harness for damage
  4. Replacing the CD player or having it repaired by a specialist

Related codes

B2407B2408

FAQ

What does the B2406 code mean?

B2406 is an OBD-II diagnostic trouble code that indicates: Audio Single-Disc CD Player Internal Fault

What causes a B2406 error code?

The most common causes of B2406 include: Disc jammed inside the player; Laser head malfunction; Damage to internal electronic components; Audio wiring harness problems.

How do I fix a B2406 diagnostic trouble code?

To fix B2406: Try removing and reinserting the disk. Reboot the audio system (disconnect and reconnect power). Check wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2406?

Yes, but get it checked soon

How much does it cost to fix B2406?

The estimated repair cost for B2406 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat