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Free to use workshop manual for your 2015+ Mk4 'ND' Mazda MX-5
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DTC U3000:49 [AUDIO AMPLIFIER]

Description

Audio amplifier internal malfunction

Detection condition

  • Audio amplifier internal malfunction detected

Fail-safe

Not applicable

Possible cause

  • Audio amplifier malfunction

System wiring diagram

Not applicable
Diagnostic Procedure

Step

Inspection

Action

1

 VERIFY IF MALFUNCTIONING LOCATION IS AUDIO AMPLIFIER DEPENDING ON REPEATABILITY

Yes

Replace the audio amplifier, then go to the next step.

(See AUDIO AMPLIFIER REMOVAL/INSTALLATION.)

No

Go to the next step.

2

 VERIFY IF OTHER DTCs DISPLAYED

  • Are any other DTCs displayed?

Yes

Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.

(See DTC TABLE [AUDIO AMPLIFIER].)

No

DTC troubleshooting completed.
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Free to use workshop manual for your 2015+ Mk4 'ND' Mazda MX-5

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