Diagnostic Aids

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Check wiring harness or terminals for damage. If harness or terminals appears to be okay, observe scan tool while moving connectors and wiring harnesses related to the MAF sensor. A change in the display will indicate the location of fault.

NOTE: Before clearing DTCs, record FREEZE FRAME and FAILURE RECORDS for reference during testing. Data will be erased when DTCs are cleared.

NOTE: If PCM is replaced, NEW PCM must be programmed using special equipment.