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sprinkles08
sprinkles08, ASE Certified Technician
Category: Jeep
Satisfied Customers: 21586
Experience:  Chrysler/Dodge/Jeep Master Certified, ASE Master and Advanced Certified, Trans and Hybrid Specialist
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Jeep: No spark. Just got computer back and it checked out good...

Customer Question

No spark. Just got computer back and it checked out good... New crank sensorj
Submitted: 1 year ago.
Category: Jeep
Expert:  sprinkles08 replied 1 year ago.
Hello and welcome to JustAnswer!
There are quite a few things that will cause a lack of spark. Incorrect cam timing, the cam sensor, coil, ASD relay and wiring between the PCM, cam, crank sensor, coil and the ASD relay can all cause lack of spark.
What year, model and engine do you have?
Have you checked for fault codes?
Customer: replied 1 year ago.

It is a 1997 wrangler 2.5 auto 4wd. Was running then died on highway.

Expert:  sprinkles08 replied 1 year ago.
Have you checked for fault codes?
Customer: replied 1 year ago.

No codes at all

Expert:  sprinkles08 replied 1 year ago.
Do you have injector pulse?