How you can Troubleshoot a Chevrolet Lumina PCM OBD-II CodesOnce the Lumina's PCM detects an issue, it assigns the fault or malfunction an alpha-numeric code. These codes correspond with mechanical definitions that you could either look up online or in a Haynes or Chilton manual for the Lumina's model-year. PCM associated difficulties are among the a lot of codes within the OBD-II spectrum.
Basically, the PCM not merely diagnoses powertrain functionality ">auto diagnostics software, nevertheless it also runs self-diagnostic checks.Codes to Appear ForDrivers may well obtain PCM-related trouble codes within a selection of locations. A universal set of generic codes exists that's good for all post-1996 vehicles. General Motors has a separate set of codes for their certain engines. So, Chevrolet, GMC, Buick, Pontiac, and Oldsmobile automobiles all use these supplemental codes. Because the PCM is also an electrical component, the OBD-II Chassis codes also apply. Make a list of all PCM relevant codes prior to operating the Lumina's OBD-II diagnostics.The way to Access the PCMConnect an OBD-II scanner to the Lumina's Data Link Connection. The DLC outlet might be found beneath the steering column ">car diagnosis tool. Turn your scanner on.
Turn the Lumina's electrical method on. Based the brand of scanner, you might also need to crank the engine. Check with the scanner's manual for precise instructions on ways to enter a "scan" or "read" command.Repair OptionsIf the scanner displays PCM associated trouble codes, only a few solutions exist. The PCM is often rewired, reprogrammed, restarted, or wholly replaced. A property mechanic may possibly wish to seriously consider consulting a trained profession. The Lumina's PCM is just not an "off the shelf" portion like wiper blades, filters, or belts. You could possibly need to have to order a replacement , and based on the problem, you might require anything additional sophisticated then an OBD-II scanner.
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