Operation CHARM
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Acura
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2010
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TL AWD V6-3.7L
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Repair and Diagnosis
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Accessories and Optional Equipment
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Navigation System
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Testing and Inspection
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Symptom Related Diagnostic Procedures
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Interface Dial Buttons Do Not Work (With Navigation)
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Diagnostic Procedure
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Diagnostic Procedure
Interface dial buttons do not work
Symptom Troubleshooting
Symptom Troubleshooting
Also check for
Audio-navigation unit
Also check for
Navigation display unit
Also check for
Interface dial
Also check for
Harness/fuses/switches