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Old 03-27-2019, 10:01 PM   #2
Tech II
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Re: 1995 Lesabre Check Engine

Yes, that is crazy.....

Can't find a '95 diagram, so I am looking at a '96 for the TPS.....

C is 5v ref
B is signal
A is ground....

Are you taking your signal reading from a scan tool, or back probing the signal wire in the harness to the tps?

With harness disconnected and using dvm, what do you get from B to A, with ignition on?

The only way I could think of getting those readings, would be if the harness was installed upside down, but then it wouldn't insert into the TPS....
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