What would cause a Power Control Module to fail

Asked by GuruBQX94 Apr 26, 2019 at 12:02 PM about the 2001 Dodge RAM 1500

Question type: Maintenance & Repair

The PCM went bad. Replaced the PCM and the check engine light came on.The code indicates a bad o2 sensor at the cat. converter. Will this cause a PCM to go bad?

1 Answer

263,265

Nope. Voltage surges, low voltage, bad grounds are the most common causes of computer failures.

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