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#1
09-03-2019, 11:27 AM
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1994 4.0L code 542
Fuel pump circuit open; PCM to Motor. I've used the pin #6 to ground and the pump runs but does not shut off. It will cycle normal every now and then, run for a few minutes then die. Could this be the PCM failing? How can I verify if the PCM is possibly the problem?
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