98 ranger no spark

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06-09-2012, 10:01 AM

broncoboy71

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98 ranger no spark

My father in law has a 98 4wd, 4.0L that cranks but doesnt fire. We pulled a plug to check for spark....no spark. Any thoughts? possibly coil pack, or crank position sensor?

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06-09-2012, 10:27 AM

powersmoked

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Quote:

Originally Posted by broncoboy71

My father in law has a 98 4wd, 4.0L that cranks but doesnt fire. We pulled a plug to check for spark....no spark. Any thoughts? possibly coil pack, or crank position sensor?

check the ECU fuses and relay.......do you have fuel? did you check more than 1 cylinder for spark? any codes?

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06-09-2012, 10:31 AM

powersmoked

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Quote:

Originally Posted by broncoboy71

My father in law has a 98 4wd, 4.0L that cranks but doesnt fire. We pulled a plug to check for spark....no spark. Any thoughts? possibly coil pack, or crank position sensor?

does he have any anti theft devises?

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