It was the fuel pump relay switch. Also, the ECT was NOT the problem (until I replaced the ECT, and it was a bad sensor from the car part store--not OEM). So trouble with temp etc was the bad sensor! Lesson: get the diagnostic equimpent ! Lesson II: Don't trust non OEM parts (especially with electri...

try the fuel pump relay switch first. easier to get to, and costs less (if that is the problem)

good luck.
I just changed mine!

MIJ, Thanks. I checked the part. Only difference is that the new part came with an Aluminum washer the old one didnt' seem to have. But Bay-13 said to make sure the new sensor had the washer. bummer. I guess I'm down to "plug and play" with every sensor I can imagine. Although the car was ...

Well, wires look O.K., I even sprayed electrical connector cleaner in the connection housing; Where else should I look for wiring problems...the wires lead past the generator under the engine into some "un reachable" "un seeable" abyss! I thought of unpluggin altogether and seein...

O.K., I read the posts and changed the coolant sensor and thermostat, and refilled with new antifreeze. I thought this was the solution at first, because it worked for 1 day. Now I really have problems! The temp gage is bouncing up and down after the car warms up. and the idle and injection is waver...