tps problem

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Feb 27, 2004 | 08:28 PM

51 chevy

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Joined: Jan 2004

Posts: 19

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From: florida

tps problem

hello i am using tuner pro rt for aldl emulation the tps is showing 1.89 volts eventough when i put a volt meter to the tps it shows .54v i have changed ecm and eprom ?also if i unplug the tps it shows 25volts i tried to adjust and the volts go from 1.8 to 12v?on the aldl?also with the tps hooked up when i push on the throttle the voltage goesw down?the gray wire has 5v the blue i think .54 and the black is ground and i have also grounded it to the throttle body and no change.any ideas?

:hail:

Feb 28, 2004 | 05:53 AM

RBob

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From: Chasing Electrons

Car: check

Engine: check

Transmission: check

Re: tps problem

Quote:

Originally posted by 51 chevy
hello i am using tuner pro rt for aldl emulation the tps is showing 1.89 volts eventough when i put a volt meter to the tps it shows .54v i have changed ecm and eprom ?also if i unplug the tps it shows 25volts i tried to adjust and the volts go from 1.8 to 12v?on the aldl?also with the tps hooked up when i push on the throttle the voltage goesw down?the gray wire has 5v the blue i think .54 and the black is ground and i have also grounded it to the throttle body and no change.any ideas? :hail:

Sounds like an ALDL data stream definition file problem. Check that it matches the ECM that you are using.

RBob.