WOT not WOT ?

Discuss topics related to the CA18DE and CA18DET series engines.
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F3600
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Joined: Thu Mar 04, 2004 5:44 am

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Here the situation my car as no WOT. Well when i press the gaz pedal to the floor , its not like im getting on it very much. I can have the same power if i only push halfway the pedal .. i dont know if this normal, but on my Ka i was feeling it when i was Wide open throttle.

I checked my throttle plate when i was fully pressing the pedal and it was almost fully open.. ( there was a play of 5 MM ).

can this be a problem with the TPS ? or something else ? anywayill wait for any input

thx


Rookie_ca18
Posts: 358
Joined: Sun Jan 04, 2004 7:37 pm
Car: women, sleep, cars

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I'm not sure but could your timing be off...? Im sure one of the more experienced ( smarter :D )members will chime in and solve your problem.

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F3600
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nahh my timing is set to 15 btdc and verified.. :\

Bizz
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Joined: Tue Jul 30, 2002 12:38 pm

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No floormats right?

edit: Duuhhh throttle plate rules out moved flormats. :rolleyes I have seen that as the problem that guys will do a lot of engine diagnosis only to find the mat blocking the throttle.

boost_boy
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Car: B12 sentra w/built CA18DET, B12 sentra w/fully-built CA18DET, S13 coupe w/ CA18DET, S13 hatch w/CA18DET, 2002 maxima SE
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Quote »can this be a problem with the TPS ?[/quote] Yes it can. And could also be other things, but sounds like the TPS is out of range or faulty.

Dee

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F3600
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i dont think its the florrmat i touch the pedal stopper when on WOT. When i got my engine tested the TPs with a multimeter and the value seemed alright.

anyway gonna make some other test when i install my Walbroo and my adjustable fuel regulator

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F3600
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Is the KA TPS working fine on CA ? its seems almost the same i have 2 laying around.

NeedCAforS13
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KA tps will work fine. they are identical:)

Sean

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F3600
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I just changed my TPS from a old ka i have laying around i did see a small improvement. Well its was worth the 2 minute install.

I have also heard about swapping for a bigger throtle body .. I got one from a Ka .. Is there anything to be concerned about swapping these?

feel free to give your input, im gonna search too

thx ! for you help

* i need a Ka24DE throttle body i got 2 Ka24E... too bad :(

Rookie_ca18
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Joined: Sun Jan 04, 2004 7:37 pm
Car: women, sleep, cars

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Besides porting the intake to match the throttle body, i dont think there should be any worries. There was a post about it a while back stating everything to be done including posting pics of some ca throttle bodies and ka ones side by side. Come to think about it I think you have to block something off on the ka throttle body, but cant remember what.


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