OBD Guide

U0487

Invalid Data Received From Audio Amplifier A

U0487 is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Audio Amplifier A. Common causes: problems with wiring to an audio amplifier, audio amplifier malfunction. Estimated repair cost: $56–278.

Severity
Low
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–278 (est.)

Symptoms

  • Audio system doesn't work
  • No sound from speakers
  • Multimedia system glitches
  • Error message on display
  • Problems with other CAN bus systems

Causes

  • Problems with wiring to an audio amplifier
  • Audio amplifier malfunction
  • Problems with the head unit control unit
  • Corrosion or oxidation of contacts
  • CAN bus problems

How to Fix

  1. Check connections and wiring to the audio amplifier
  2. Check the power supply and ground of the amplifier
  3. Scan the system for other CAN bus errors
  4. Check or replace audio amplifier
  5. Update head unit software

Related codes

Error U0487 by Vehicle Brand

FAQ

What does the U0487 code mean?

U0487 is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Audio Amplifier A

What causes a U0487 error code?

The most common causes of U0487 include: Problems with wiring to an audio amplifier; Audio amplifier malfunction; Problems with the head unit control unit; Corrosion or oxidation of contacts.

How do I fix a U0487 diagnostic trouble code?

To fix U0487: Check connections and wiring to the audio amplifier. Check the power supply and ground of the amplifier. Scan the system for other CAN bus errors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U0487?

Yes, but get it checked soon

How much does it cost to fix U0487?

The estimated repair cost for U0487 is $56–278. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat