why my tps drops when the revs goes up?

K-Series Programmable ECU installation questions / support issues
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fugazzyek
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why my tps drops when the revs goes up?

Post by fugazzyek »

hi there,

looking my datalogs the tps drops almost in the same rpms 2000-3000 and makes like a hole, is already calibrated to 0 min and 101 max.

can anybody give some info, thanks

regards
gotslicks
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Re: why my tps drops when the revs goes up?

Post by gotslicks »

do you have a datalog.
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Spunkster
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Re: why my tps drops when the revs goes up?

Post by Spunkster »

Without seeing a datalog and your calibration it's hard to say, but sounds like a faulty TPS sensor.
fugazzyek
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Re: why my tps drops when the revs goes up?

Post by fugazzyek »

ok dudes here is the datalog after a work day, i already change the tps even use aftermarket bracket and nothing....

any help is well received,

thanks
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Hondata
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Re: why my tps drops when the revs goes up?

Post by Hondata »

TPS to MAP relationship looks normal. Where in the datalog is the problem?
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fugazzyek
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Re: why my tps drops when the revs goes up?

Post by fugazzyek »

at least i note on this part, am i wrong?

Image

i hope you can advice me to correct it
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Hondata
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Re: why my tps drops when the revs goes up?

Post by Hondata »

What exactly is the problem?

Where in the datalog does it show the problem?
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fugazzyek
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Re: why my tps drops when the revs goes up?

Post by fugazzyek »

Hondata wrote:What exactly is the problem?

Where in the datalog does it show the problem?
the tps is not proportionally to rpms when they are going higher???

Image

here stay flats the tps... and i relate the fail with this on the data log
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Hondata
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Re: why my tps drops when the revs goes up?

Post by Hondata »

That looks normal - the TPS drops, and the MAP also drops, which shows the throttle plate changed.

I do see the TPS faulting at 3:26.95, where it drops out briefly.
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