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Author Topic: temp needle in the red  (Read 1357 times)

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Andys VXR

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temp needle in the red
« on: 09 January 2012, 14:03:56 »

Hi am i right in thinking my temp sensor is shot . My temp needle goes up in the red and temp light comes on but the car is sitting on the drive ticking over lovely. All hoses are hot the water in the tank is hot and my heater is lovely. The temp seems to rise really fast lets say it on the red in 2 or 3 mins but the car will tick over lovely for hours the fan dosnt cut in but i know this works. Am i right in thinking the sensor is under the top hose it a 3.2.
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Andy B

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Re: temp needle in the red
« Reply #1 on: 09 January 2012, 14:47:01 »

Hi am i right in thinking my temp sensor is shot . My temp needle goes up in the red and temp light comes on but the car is sitting on the drive ticking over lovely. All hoses are hot the water in the tank is hot and my heater is lovely. The temp seems to rise really fast lets say it on the red in 2 or 3 mins but the car will tick over lovely for hours the fan dosnt cut in but i know this works. Am i right in thinking the sensor is under the top hose it a 3.2.

Sensor for your gauge is on the coolant bridge, right at the back of the block - it's the one with a single spade connector.  :y
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RobG

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Re: temp needle in the red
« Reply #2 on: 09 January 2012, 14:49:03 »

Hi am i right in thinking my temp sensor is shot . My temp needle goes up in the red and temp light comes on but the car is sitting on the drive ticking over lovely. All hoses are hot the water in the tank is hot and my heater is lovely. The temp seems to rise really fast lets say it on the red in 2 or 3 mins but the car will tick over lovely for hours the fan dosnt cut in but i know this works. Am i right in thinking the sensor is under the top hose it a 3.2.

Sensor for your gauge is on the coolant bridge, right at the back of the block - it's the one with a single spade connector.  :y
In the red circle (or oval for pedants ;D)
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All that is necessary for the triumph of evil is that good men do nothing.

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Andy B

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Re: temp needle in the red
« Reply #3 on: 09 January 2012, 14:52:58 »

.....

In the red circle (or oval for pedants ;D) .....

Isn't it more of an orange colour?  ::) ;D ;)
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andyc

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Re: temp needle in the red
« Reply #4 on: 09 January 2012, 15:10:58 »

Single brass unit with the white ring. Pt/no 3439088 @ £8.32 inc VAT

Andy
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Andys VXR

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Re: temp needle in the red
« Reply #5 on: 09 January 2012, 16:13:44 »

So do you think its shot and can i do it just by taking the plenium of
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tango

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Re: temp needle in the red
« Reply #6 on: 09 January 2012, 16:32:44 »

just the plenum wont giv you enough room
you have take the inlet manifold of too
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Andy B

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Re: temp needle in the red
« Reply #7 on: 09 January 2012, 17:47:13 »

So do you think its shot and can i do it just by taking the plenium of

I reckon you'll do it with just the plenum removed.  :y :y
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RobG

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Re: temp needle in the red
« Reply #8 on: 09 January 2012, 17:48:21 »

.....

In the red circle (or oval for pedants ;D) .....

Isn't it more of an orange colour?  ::) ;D ;)
Could only be bloody you ;D ;D ;D ;D :P
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Andy B

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Re: temp needle in the red
« Reply #9 on: 09 January 2012, 17:49:21 »

.....

In the red circle (or oval for pedants ;D) .....

Isn't it more of an orange colour?  ::) ;D ;)
Could only be bloody you ;D ;D ;D ;D :P

 ;D ;D ;D ;D ;D :y
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Andys VXR

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Re: temp needle in the red
« Reply #10 on: 10 January 2012, 15:49:06 »

Right my temp needle goes up to the red as soon as i turn car on so is it my sensor or gauge. Is there anything that can cause this like does the needle go up if wire is broke or not connected or does it just stop working.
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Andy B

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Re: temp needle in the red
« Reply #11 on: 10 January 2012, 15:51:49 »

Right my temp needle goes up to the red as soon as i turn car on so is it my sensor or gauge. Is there anything that can cause this like does the needle go up if wire is broke or not connected or does it just stop working.

If you short to earth (negative) the gauge should go to full deflection ie HOT. Could be that the wire has come off & earthed somewhere or that the sensor has died & completely shorted to earth.  :-\ :-\
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Andys VXR

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Re: temp needle in the red
« Reply #12 on: 10 January 2012, 15:59:27 »

Ok ill take plenum of and look at wire and for 8 or 9 pound ill do sensor and let you know thanks for help
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