Location of coolant temp sensor?

Tiny
CHOCO
  • MEMBER
  • 1996 ISUZU RODEO
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 115,000 MILES
Where is the coolant temp. Sensor located on this 96 isuzu rodeo 3.2? I've checked a haynes repair manual, and it mentions the temp. Sending unit, but not the sensor. These are two different things, right.
Thursday, June 5th, 2008 AT 8:05 PM

11 Replies

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 48,397 POSTS
Hey Choco,

I founds this diagram for you (below) and a guide to help walk you through the steps, please let us know if you need anything else.

https://www.2carpros.com/articles/coolant-temperature-sensor-cts-replacement

Check out the diagrams (Below). Please let us know if you need anything else to get the problem fixed.
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Tuesday, November 29th, 2016 AT 6:16 PM
Tiny
NORMAN GILLETT
  • MEMBER
  • 1 POST
  • 1996 ISUZU RODEO
  • 3.2L
  • V6
  • AUTOMATIC
  • 180,000 MILES
My engine is getting too hot. Where is the temperature sensor located in my vehicle?
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Sunday, January 5th, 2020 AT 1:46 PM (Merged)
Tiny
LOU P
  • MECHANIC
  • 118 POSTS
Hello, the coolant temperature sensor is located at the rear of the engine on the coolant crossover pipe near the firewall.
I have attached a picture for you, hope this helps. Lou
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Sunday, January 5th, 2020 AT 1:46 PM (Merged)
Tiny
TARIUS
  • MEMBER
  • 1 POST
  • 1995 ISUZU RODEO
  • 6 CYL
  • 4WD
  • AUTOMATIC
  • 114,000 MILES
Hello, I just replaced my thermostat, and now my temp guage does'nt work, well just barely comes of the peg, so I was wondering if my sending unit is bad, and if so, where is it
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Sunday, January 5th, 2020 AT 1:46 PM (Merged)
Tiny
BLUELIGHTNIN6
  • MECHANIC
  • 16,542 POSTS
First ensure you installed thermostat correctly, if so then check the sending unit, it is at the rear of the engine in the engine coolant manifold on the 3.2L engine
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Sunday, January 5th, 2020 AT 1:46 PM (Merged)
Tiny
JMRSSMITTY
  • MEMBER
  • 1 POST
  • 1994 ISUZU RODEO
Engine Cooling problem
1994 Isuzu Rodeo Question 6 cyl Two Wheel Drive Automatic

where is the coolant temperature sensor located?
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Sunday, January 5th, 2020 AT 1:46 PM (Merged)
Tiny
OBXAUTOMEDIC
  • MECHANIC
  • 3,711 POSTS
Firewall


https://www.2carpros.com/forum/automotive_pictures/188069_94rodeo3_1.jpg


Front of Vehicle
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Sunday, January 5th, 2020 AT 1:46 PM (Merged)
Tiny
CHICALITO
  • MEMBER
  • 2 POSTS
  • 2001 ISUZU RODEO
  • 3.2L
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 119,000 MILES
The temperature moves to half when I make a stop at street light or stop sign and when I start moving again it goes down some millimeters back to cold, what can be causing his issue?

Also the thermostat was replace two and half ago.
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Friday, July 10th, 2020 AT 12:30 PM (Merged)
Tiny
CARADIODOC
  • MECHANIC
  • 33,922 POSTS
Half scale on the temperature gauge is normal on most vehicles, but if you recognize that as higher than normal on yours, that is not the fault of the sensor. It is just reporting the temperature it sees. To go up when standing still in traffic can be caused by a worn radiator fan clutch. Stop the engine, then try to turn the fan by hand. When it's hot, it should turn with quite a bit of resistance.

The temperature sensor(s) are usually on or near the thermostat housing. There used to be two of them, a single-wire sensor for the dash gauge, and a two-wire sensor for the Engine Computer. Some manufacturers have dropped the single-wire sensor because the instrument cluster is now a relatively unreliable and very complicated computer module, and it gets it information to run the gauges from the other computers. Both of those sensors have an extremely low failure rate because they each only have one simple component inside. Almost all failures in that circuit consist of corroded or stretched terminals in the connectors. A failure in the two-wire circuit will be detected by the Engine Computer which will set a diagnostic fault code and turn on the Check Engine light.
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Friday, July 10th, 2020 AT 12:30 PM (Merged)
Tiny
CHICALITO
  • MEMBER
  • 2 POSTS
Ok the thermostat was replace two months and a half ago and the fun clutch in May 2013, and yes the fun clutch is kind of hard when trying to turn by hand.
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Friday, July 10th, 2020 AT 12:30 PM (Merged)
Tiny
CARADIODOC
  • MECHANIC
  • 33,922 POSTS
What problem are you trying to solve? Is the engine actually overheating?
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Friday, July 10th, 2020 AT 12:30 PM (Merged)

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