Sounds to me like there's a short in your temp sensor circuit. Your temp sensor is (unless I'm going mental) essentially just a thermistor - a resistor who's resistance goes up as temp comes down. If the live wire and the ground wire in this circuit short together, your ECU will think the temp sens...

Thanks for the reply mate will get the garage to look into it on Monday will let you know how it goes

Drove car 3 mile turned of rad fan was on came back after work she wouldn't start battery flat tried turning over fan came on again with ignition of turn ignition on it gos of temp gauge is reading red hot, called break down guy got it going but wouldn't rev at all turn of fan and temp gauge still t...

Hi guys am newbie I'm based in the isle of man the problem with my 2007 grand vitara I drove to work the other morning only 3 mile turned the car of got out and the rad fan was on thought it was a bit strange but went to work,came to go home battery was as good as dead so would not start turn of rad...