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Your problem may be as simple as the ECTS, which has messed up SOO many peoples cars, causing similar problems with the A/F ratio...
might want to check the ECT sensor and the IAT sensor to see if they are giving you a proper resistance for the outside temperture...
The ECTS is located on the block under the radiator hose Black and Yellow wires lead to it
BTW the ECTS is ~$10 from SaturnParts.com + S/H
The IAT is located in the air intake duct, right before the filter box
You can check the condition of the ECTS or IAT by taking the wiring harness off of it and using a multimeter set to OHMs and probe it to see if you get the proper resistances... (see below)
or simulate conditions by taking out the ECTS and placing it in cold water then slowly heating the water to make sure it gives proper resistance throughout the temperture range, or a hairdryer for the IAT
while you have the connectors off probe the harness side with a multimeter set to 20DCV and see if you are getting ~5DCV as a referece voltage with the ignition in the on (not started) position
Here are the resistances for the ECTS or IAT in various tempertures
-20 degrees F________39K-53K OHMs
0 degrees F__________21K-27K OHMs
60 degrees F_________3.9K-4.5K OHMs
120 degrees F________1.0K-1.1K OHMs
160 degrees F________430-480 OHMs
200 degrees F________215-235 OHMs
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It's beautifully destructive isn't it,
'97 Maroon SL1- Bored Throttle Body, Knife Edged Throttle Plate, Short Ram Intake 3" Cone Filter, Flip Flop Trunk, Red Enameled Engine, Interior & Exterior Painting Mods, 4" Burnt Tip Muffler, DRLs ON A SWITCH!, "Rims", Seat Covers, And A Stereo System Thats Too Good!, Other various mods and detailing...
Last edited by mysatilac; 03-21-2005 at 04:59 PM.
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