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Engine Speed and Hot Starting

Posted: Mon Jan 29, 2018 3:52 pm
by bossred
My 1996 X300 , 3.2 Sport starts fine and tick over around 700 rpm and after a short journey I stop and start again which brings it up to running temperature , but the tickover has now increased to 1300 rpm.
If I then switch off and got eg. a shop , it will not start , but after 10 or more minutes it will start. ANY IDEAS ?? Crank Sensor ? - Throttle Body ??

Chris :?

Re: Engine Speed and Hot Starting

Posted: Fri Apr 13, 2018 1:17 pm
by Popsjag
Hi Chris,

I would suggest looking at the throttle body, especially the TPS sensor (black part under the throttle body). This may be worn and sending false positions to the ECU.

Re: Engine Speed and Hot Starting

Posted: Fri Apr 13, 2018 4:38 pm
by bossred
Hi There,
Many thanks for the info , David Marks also suggested that :( and My Mechanic hooked it up to his Computer and it did seem to suggest that so I have got a replacement to try .
I will put a post up if it works , Fingers crossed.

Chris

Re: Engine Speed and Hot Starting

Posted: Mon Oct 21, 2019 8:47 pm
by Popsjag
This topic has been moved to the 'Engine' Section.