McRic Posted March 13, 2003 Share Posted March 13, 2003 as soon as I switch my ignition on the temperature guage goes right off the scale, can anyone tell me how to fix it Link to comment Share on other sites More sharing options...
escort_16v Posted March 13, 2003 Share Posted March 13, 2003 dont turn the ignition on :] Link to comment Share on other sites More sharing options...
McRic Posted March 13, 2003 Author Share Posted March 13, 2003 :upyours: no one likes a smart arse any real suggestions Link to comment Share on other sites More sharing options...
escort_16v Posted March 13, 2003 Share Posted March 13, 2003 well excuse me have you checked all the usual connections and earths and made sure no bare wires touching. Link to comment Share on other sites More sharing options...
makyGTi Posted March 13, 2003 Share Posted March 13, 2003 I had that on mine, was the thermostat switch. But u might wanna get ur thermostat looked at to cos mine was blocked and app that caused the switch to go. Hope that helps ya m8 Link to comment Share on other sites More sharing options...
McRic Posted March 13, 2003 Author Share Posted March 13, 2003 well excuse me have you checked all the usual connections and earths and made sure no bare wires touching. no need to apologise tis the sorta smart arse answer I'd have given have checked all the plugs connectors earths etc etc etc Maky gti just put a new theromostat in it the other week so I'll check that switch Can the car overheat in the meantime cos it can't get a true reading Link to comment Share on other sites More sharing options...
makyGTi Posted March 13, 2003 Share Posted March 13, 2003 Maybe, might be worth loopin the fan switch for the time bein, better to run cold than hot. Link to comment Share on other sites More sharing options...
JonC Posted March 13, 2003 Share Posted March 13, 2003 i replaced the thermostat 4 months ago on mine cos it wasnt getting any reading, now its gone again , i think cos my oil ran low Link to comment Share on other sites More sharing options...
Longy Posted March 13, 2003 Share Posted March 13, 2003 (edited) i remember my Mk5 escort did that twice. 1st time: thermostat knackered 2nd time: Head Gasket went Edited March 13, 2003 by Longy Link to comment Share on other sites More sharing options...
McRic Posted March 13, 2003 Author Share Posted March 13, 2003 I had that on mine, was the thermostat switch. But u might wanna get ur thermostat looked at to cos mine was blocked and app that caused the switch to go. Hope that helps ya m8 took off the switch plug and the needle still didn't go down should it not have dropped if its unplugged Link to comment Share on other sites More sharing options...
makyGTi Posted March 13, 2003 Share Posted March 13, 2003 Try the fan switch aswell m8. If no joy then u'll need to go to c an autoelectrician, they found the fault on mine? Link to comment Share on other sites More sharing options...
McRic Posted March 16, 2003 Author Share Posted March 16, 2003 ok replaced the sensor on the thermostat housing overtightened it and shattered the housing got another housing from the scrappies put it all back together sorted BUT the temp gauge once the car is heated up sits slap bang in the middle of normal where does everyone elses sit is this kinda high or normal and when should the fan come on when the needle hits where Link to comment Share on other sites More sharing options...
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