fuel prob.
07-23-2009, 01:22 PM
#1
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Model: Cherokee
fuel prob.
i have an 89 4.0. my injectors started leaking so i replaced them. after replacement my jeep was running to rich so i double checked fuel pressure and it was good (31psi-39 psi) so i ordered more replacement injectors and it is still loading up. any suggestions?
07-23-2009, 09:42 PM
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Year: 89-2 door
Model: Cherokee
Engine: 4.0
You better make sure all your vacuum hoses are hooked up. Also check the o2 sensor and egr valve. Your 4.0 shoulnt load up being computer controlled.
07-23-2009, 10:22 PM
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Year: 91 with lots of 01' parts
Model: Cherokee
Engine: 01' 4.0L
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07-24-2009, 08:40 AM
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