Code result
B0425
Audio Amplifier Internal Failure
Moderate severity
What it means
The audio amplifier reports an internal self-test failure. Sound output may be distorted, missing on some channels, or the amplifier enters a protection mode.
Is it safe to drive?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
Amplifier internal fault
highOne of the most commonly reported causes for this code — check this first.
Power supply or ground fault
mediumA plausible cause — test and verify before replacing parts.
Related help
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