[V8] TPS? - Injector Seals

[Tony and Lillie]

That is correct. On the Auto cars the resistor portion is used for the sport 
mode of the transmission. Otherwise, it's just an idle/WOT sensor to the 
engine management.

Tony Hoffman

----- Original Message ----- 
From: "Ed Kellock" <ekellock at gmail.com>
To: "Scott Simmons" <indischrot at gmail.com>
Cc: "V8" <v8 at audifans.com>; "S_Matus" <scott_matus at yahoo.com>
Sent: Monday, March 05, 2007 10:46 AM
Subject: Re: [V8] TPS? - Injector Seals


>I believe it is a resistor type, but in the 5spd, only the closed and
> wide open inputs are used by the ECU.
>
> Ed
>
> On 3/5/07, Scott Simmons <indischrot at gmail.com> wrote:
>> Is the TPS on this vehicle nothing more than a WOT switch?  Or is it a
>> fully functional sensor (i.e. it has variable resistance based on
>> throttle position)?
>>
>> ~Scott Simmons
>>
>> Ed Kellock wrote:
>>
>> >The TPS is just below the ISV right up front.
>> >
>> >Unplug your OXS and see if the 2k rpm flat spot goes away.
>> >
>> >I ran with my TPS unplugged for some reason once and the throttle was 
>> >hair
>> >trigger at the point where the throttle just opened/closed.  After that
>> >position, there was not unevenness.
>> >
>> >Ed
>> >
>> >
>> >
>> >>-----Original Message-----
>> >>From: v8-bounces at audifans.com
>> >>[mailto:v8-bounces at audifans.com] On Behalf Of S_Matus
>> >>Sent: Monday, March 05, 2007 8:21 AM
>> >>To: V8
>> >>Subject: [V8] TPS? - Injector Seals
>> >>
>> >>
>> >>-- TPS?
>> >>
>> >>I have a deadspot in my throttle just above 2000 rpm.  It
>> >>will fluctuate the rpms while continuing to depress the
>> >>pedal.  Then it will resume to normal rpm / throttle position
>> >>ratio at about 2300.  When the car is in this "dead" position
>> >>it will buck violently.  If I press pedal quickly I can
>> >>"overshoot" this dead spot.  It make for interesting driving
>> >>experience.
>> >>
>> >>Is this a Throttle Position Sensor?  Where is it located and
>> >>is it a costly part?
>> >>
>> >>Please advice that to do?
>> >>
>> >>-- Injector Seals
>> >>
>> >>I replaced the Injector Seals (all 16).  I was amazed at the
>> >>loose fitting injectors in the intake.  There was a large
>> >>amount of goo in and around the injector opening in the
>> >>manifold.  This drastically improved the Idle and the
>> >>perfromance from the engine.  I wish i had done this years
>> >>ago.  The seals were no longer elastic, and I'm sure it was a
>> >>vacuum leak.  Guys spend the $16 and replace these seals.
>> >>
>> >>Thanks,
>> >>Scott
>> >>'91 V8Q 5-speed
>> >>
>> >>
>> >>
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>> >>--
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>> >>
>> >>
>> >>
>> >
>> >
>> >
>>
>>
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