FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Car repair manuals for everyone.
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Mazda
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2012
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3 L4-2.0L (MZR)
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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Manufacturer Code Charts
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09:Er20
09:Er20
DTC: U3003:16, 09:Er20 [AUDIO]
*1
Vehicles without advanced keyless entry and push button start system
*2
Vehicles with advanced keyless entry and push button start system
Diagnostic Procedure