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P0633 Diagnostic Trouble Code Discussion for September 2009

SKIM Key Not Programmed In PCM


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Trouble Ticket Help Requests for DTC P0633
Help Request Posted
2003 Dodge Ram 2500 Truck 5.9L Misfire VIN: 3D7LU38683
P0633: SKIM Secret Key Not Programmed In PCM. Blows white smoke, bad misfire. If I used my Verus and disable cylinders #3 or #4 truck almost dies. The rest of the cylinders it just speeds up a little but still seems to runs the same.
September 10, 2009
2003 Dodge Ram 2500 Truck 5.9L Misfire VIN: 3D7LU38683
P0633: SKIM Secret Key Not Programmed In PCM. Blows white smoke, bad misfire. If I used my Verus and disable cylinders #3 or #4 truck almost dies. The rest of the cylinders it just speeds up a little but still seems to runs the same.
September 10, 2009