Truck wont start

Asked by Doctor420 Sep 17, 2016 at 06:00 PM about the 2002 Ford Explorer XLS 4WD

Question type: General

Truck was running then stopped on its own
.there's power but no starter action. I tried
the screwdriver method and still won't start
.starter cranks but truck won't fire

1 Answer
74,270

OJ answered 8 years ago

Use an HEI spark detector to see if spark is getting to the plugs. If not use the detector to see if spark is being sent to the wires at the coil. If not, test the coil. If coil is good, check for switching signal from PCM. Visit the net for the proper procedure. To long to explain here.

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