Question about throttle postion sensor
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Junior Member
Joined: Apr 2011
Posts: 18
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From: Bluefield WV
Car: 91 Camaro RS
Engine: 3.1 L V6
Transmission: Automatic
Question about throttle postion sensor
I replaced the throttle position sensor and after putting the new one in,when I started the car it would run like the pedal was to the floor and set off the engine light instantly . when I ran the codes it gave me 3 codes they were 22 , 32 and 35 I've already replaced the Map sensor and the idle air control also the EGR and many other parts before the above problem but when I put the old one back in it runs normal until it warms up good then when I stop at a light or any stop the rpm jumps a few times then it stalls but will start right back up
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Joined: Apr 2008
Posts: 10,401
Likes: 5
From: Utah
Car: 89 RS 89 iroc 87 firebird
Engine: 3.1 Turbo/ 355 twin turbo
Transmission: a4 w/ 4500 stall/ a4 / t5
Axle/Gears: strange s60 /w 3:42's
Re: Question about throttle postion sensor
did u do an idle relearn , this is the main cause of stalling at lights or stops with a 3.1
Thread Starter
Junior Member
Joined: Apr 2011
Posts: 18
Likes: 0
From: Bluefield WV
Car: 91 Camaro RS
Engine: 3.1 L V6
Transmission: Automatic
Re: Question about throttle postion sensor
I tested the plug to the TPS and got the 5 volts I'm supposed to get , Then back probed the sensor while turning the butterfly shaft and it say's it should go from 0 - 5 volts when you turn it but mine only went to 4.3 volts
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Joined: Jan 2014
Posts: 296
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From: Stanton,Tn.
Car: 97 Z71 Extended Cab
Engine: 5.7 Vortec
Transmission: 4L60E
Axle/Gears: 3:42
Re: Question about throttle postion sensor
More importantly than max voltage,did the values smoothly steadily increase w/o flat spots or fluctuating up & down.Also,are you getting full travel on the linkage?
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