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Home >> Mitsubishi >> 2010 >> Lancer ES, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 53 (Radio And Cd Player - Lancer Evolution) >> Diagnosis >> Symptom Procedures >> Inspection Procedure 9: Sound Mixed With Noise, Only At Night (AM) >> Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different car, the 2012 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.
  1. STEP 1. Check that the noise is still obvious even when the lights are off. 

    Q: Is the noise still obvious even when the lights are off? 

    • YES:  Go to Step 2.
    • NO:  Go to Step  3.
  2. STEP 2. Check that the noise fades away by the following action. 

    Tune to a station with a stronger wave.

    Q: Does noise still exist? 

    • YES:  Consult the radio manufacturer's service center.
    • NO:  This diagnosis is complete.
  3. STEP 3. Check that the noise fades away when the vehicle harness is moved away from the radio (if the harness is not in the proper position). 

    Q: Does the noise fade away when the vehicle harness is moved any from the radio (If the harness is not in the proper position)? 

    • YES:  Repair the wiring harness.
    • NO:  If there is more noise than other radios, consult the radio manufacturer's service center.
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