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Old 09-09-2009, 12:20 AM
Matt L Matt L is offline
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Join Date: Oct 2005
Posts: 4,263
Quote:
Originally Posted by MarekW View Post
I did some testing

I unplugged the plug from the TPS, than put key in position #II and measured the voltage in the plug coming from ECU to the TPS between pin 1 & 6 = 4.97v
and than between pin 1 & 3 =4.97v.

Later on the bench I supplied 5v (using a power adapter with 5V voltage regulator) to the TPS pin 1+ and pin 3- and measured the voltage between pin 3 & 4 = 0.140v.

Than 5v to pin 1+ and pin 6-and measured voltage between pin 5 and 6= 0.311v

Does this sound like my TPS is working normal and I have some other issues with my car not having response to the gas pedal?

Thank you
That thing may be called a potentiometer, but that's not what is inside. It is a piece of digital equipment. With what you did, it is unlikely that you fried something upstream, but had you tried to short two pins on the cable to the computer, you probably would.

If you need a new one, it is quite expensive. Perhaps it is available used.
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