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Temperature sensor location

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Heavy-D

20+ Year Contributor
86
4
Aug 7, 2004
New Haven, Connecticut
Where is the sensor for the factory temp. indicator on the dash located at?
I also have a Blitz turbo timer that gives a temp reading and I know its coming from a different location. When the factory sensor read hot, the turbo timer was at normal temp, and then I turned on my heat on full blast to cool my engine and the turbo timer reading continually climbed up as the dash stayed at top center or a little left.
 
There are three sensors that are screwed into your thermostat housing. In the lower housing: one is the coolant temp sensor (for the ECU)- it has a connector that has two perpendicular spades (towards the passenger side), and the temp sending unit (for the dash) has a one spade connector and is on the driver side. In the upper housing, you have the ac switch. Your turbo timer is reading from the coolant temp sensor, which is what the ecu uses.

The sensor in the bottom of your radiator is the thermoswitch to turn the fan on.
 
on the bottom of the radiator.
Nope. The thermoswitch is in the bottom of the radiator. It switches the relay current for the radiator fan. All the sensors are in the thermostat housing. The one with a single connector is the one for the dash gauge.

Steve
 
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