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Coolant sensor....Can I use the one I have?.

Posted: Fri Nov 09, 2007 1:33 am
by Jenko
Just getting started on a Motorbike TB conversion on my 2ltr Ford CVH engine (fitted in a westfield kit car)....

Was wondering if I can use my current coolant sensor (that powers the temperature gauge) that resides in the head?.....I assume this is in the correct place with relation to the thermostat?....

Also, If I can use this, can I simply take another spur from the sensor?.

Thanks.

Paul.

Posted: Fri Nov 09, 2007 7:54 am
by Jenko
Thanks Jim.....Currently, the car has no ECU (apart from Megajolt that controls ignition advance).......so, as I understand it, the sensor currently sat in the head of the car takes it's ground from the case, and simply has a 1 wire going back to the temperature gauge.....So, with Megasquirt install I was wondering if this can be reused?.....Although from what you say here, it seems not.....Is this because of the sensors location, or because of the sensor type?

You mention a resistor that needs removing...Is this required anyway?.

Is there a certain coolant temp sensor that is recommended....I'm in the UK, so not sure about which GM sensor to look at....

Thanks.

Paul.

Posted: Fri Nov 09, 2007 1:35 pm
by wagon
Any coolant sensor will do if A) it fits B) you have some specs for it. Also, you can get '2 sensors in on' they have 2 or 3 terminals and actually have 2 separate sensors in the same body - maybe you can get one to suit your gauge and use the other for the MS. A VDO catalogue would be a good place to start - I think some VW and Audi models used these.