Mechanics

GRAN CHEROKEE V8 4.6L IDLES ROUGH AND WHEN ACCELERATE SOUNDS GOOD AT IDLE FEELS LIKE IS MISFIRING CHECK CODES AND HAD 3 CODES 1ST P0202, 2ND P0201, AND 3RD P0108 WILL THAT BE A BAD MAP SENSOR OR INJECTOR PROBLES PLEASE HELP????

2001 Jeep Grand Cherokee • 200 miles

Had 3 codes P0202 injector circuit/open cylinder 2, P0201 injector circuit/open cylinder 1, and P0108 manifold absolute pressure barometric pressure circuit high car idles very rough like is misfiring once you give it gas sounds find but let it idle again and back to idle rough?
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Jmb8625
January 18, 2012.



Vacuum leak. Injector connector/ground issue.

Rivermikerat
Jan 18, 2012.