CODES

1989 Jeep Comanche

Tiny

jason1999

June, 17, 2010 AT 12:39 PM

Engine Performance problem
1989 Jeep Comanche 6 cyl Two Wheel Drive Automatic 225 miles

is there a way to check 1989 commanche straight 6 computer codes youself manually, without using scanner, like using the key on and off method, or other method that works, so if you have an idea, I thank you in advance. Jason

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