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Home >> Jeep >> 2004 >> Wrangler X, Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Body Diagnostic Procedures >> Diagnostic Information And Procedures >> Audio >> Symptom: *POOR SOUND QUALITY >> Diagnostic Procedure

Diagnostic Procedure

POOR SOUND QUALITY - DIAGNOSTIC PROCEDURE

TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIII®, check for any audio related DTC's.
Are any Audio related DTCs set?
  1. Yes : Refer to AUDIO  for the related symptom(s).

    Perform BODY VERIFICATION TEST .

  2. No : Go To 2
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2 Turn the ignition on.
With the DRBIII®, enter body, Instrument Cluster then miscellaneous.
Check the radio EQ curve setting and follow the instructions on the DRBIII®.
Is the radio EQ curve correct for the audio combination the vehicle is equipped with?
  1. Yes : Refer to the service information for problems related to poor sound quality and perform the appropriate checks.

    Perform BODY VERIFICATION TEST .

  2. No : Go To 3
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3 Turn the ignition on.
With the DRBIII®, enter body, Instrument Cluster then miscellaneous.
Set the radio EQ curve. Follow the instructions on the DRBIII®.
Cycle the ignition switch from off to on.
Check the radio EQ curve setting.
Is the radio EQ curve correct for the audio combination the vehicle is equipped with?
  1. Yes : Refer to the service information for problems related to poor sound quality and perform the appropriate checks.

    Perform BODY VERIFICATION TEST .

  2. No : Replace the Instrument Cluster in accordance with the Service Information.

    Perform BODY VERIFICATION TEST .

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