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Coolant temp sensor Voltage

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Old 29 November 2003, 07:38 AM
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Joth
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Ok, i managed to locate the coolant temp sensor, trace it to the ECU and measure it, at startup, its a bit above 2volts dc, and i left the car idling for a while, the voltage dropped to about 1.3v after about 10 mins with the temp needle sitting a fair bit under half, the ECU chart states it should be 0.6-1.0v after warm up, i figured after taking it for a blast it would read under 1.0, but does this all sound ok to you guys? does starting from ~2.4v and dipping downward all sound in order?
Im chasing really bad fuel economy and this is one of the check points
Old 29 November 2003, 04:40 PM
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scoobydobydoo
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Sorry mate not sure about the voltage but what do you call bad economy, how far off a full tank??? im getting around 200-250 miles per tank & thats not driving it hard everywhere!

if the temp switch is faulty you prob would have other probs.(E.g
bad starting)

Sorry cant tell you no more!

Theres a meeting this sun, you could have a chat 2 compare MPG to every1 else!
look in Northern section under East Lancs Scooby (trev) 4 directions, meeting at 1pm

PS This could be a right foot problem!
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