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Mazda
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2002
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Protege ES L4-2.0L DOHC
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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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Instrumentation / Drive Info - Check Codes
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Check Code 31
Check Code 31
DTC 31 - TNS Relay On/Off Signal // Step 1 - 2:
