1st, there's no carb. It's TBI. 2nd, I'd check the idle control motor. It screws into the side of the throttle body and has a square 4 pin connector on it. Should be on the driver side. Sounds like it's not working like it should. MAP shouldn't be causing that, IMO.

Richard <img src="/forums/images/graemlins/patriot.gif" alt="" />

Had an 89 Isuzu Pickup
Had a 94 Mitsubishi Eclipse
84 Honda XL185S
Had an 89 Isuzu Trooper w/ 3.4 V6
01 Toyota Tundra SR5 V8 4Door Access Cab
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