There are only 2 temp sensors on the 1991 Chevy 4.3L on the intake manifold just to the left of the thermostat housing and on the passenger side head between the exhaust manifold pipes. the one on top is for the computer and the one on the side is for the temp gauge or warning light!
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Related Questions
Where is the Coolant temperature sensor on a 1991 Chevy truck?
sould be on the manifold
What is code 15 on a 1991 Chevy s-10?
problem with the coolant sensor check the connection on the sensor reset your OBD I code if that don't work replace the coolant sensor
Where is the coolant sensor on a 1991 Chevy Lumina?
Here's a link to a schematic and instructions on replacing the coolant sensor (from the Auto Zone website) http://www.autozone.com/shopping/repairGuide.htm?pageId=0900c15280067b92 Good luck!
What type of coolant goes into a 1991 Chevy truck?
Green coolant
What does a code 15 mean for a 1991 Chevy Caprice?
code 15 coolant temp sensor low temp indicated change cts sensor or test with multi meter
Engine codes 22 34 45 in 1991 Chevy Camaro replaced map sensor tps an o2 sensor coolant temp sensor what could be the problem?
intake manifold vaccum leak
Where is the intake air temp sensor located on a 1991 Nissan pickup?
The intake air temperature sensor is built into the MAF sensor on a 1991 Nissan pickup. It is between the air box and the throttle body.
What kind of coolant do you use in your 1991 Chevy Corsica?
Green coolant (prestone, etc)
Does a 1991 Chevy s10 pickup have an inertia switch?
No it does not. Chevy did not use them in that year on there trucks.
Where is the coolant temp sensor on a 1991 ford 4.9?
The coolant gauge temp sensor is a one wire sensor located on the right rear of the engine block.
Where is the coolant sensor on the radiator of a 1991 Cadillac deville?
By the thermostat
Where is the sensor for the engine coolant on a 1991 Ford Probe lx?
The sensor for the engine coolant on a 1991 Ford Probe LX is inside of the coolant tank. There is a lever, and when the fluid gets below this lever, it signals to be checked. It should be refilled.
Will the front clip of a 1993 Chevy 1500 pickup bolt on to a 1991 GMC 2500 pickup?
It sure will.
Where is the crank sensor in a 1991 Chevy 5.7l v8?
1991 probably doesn't have a crank sensor, it probably has a reference in the distributor.
Location of the MAP sensor on a 1991 Chevy Blazer?
where the map sensor on 98 blazer?
Idle speed adjustment for a 1991 Chevy cheyene pickup?
replace the ecm
Where is the crank sensor on a 1991 dodge ram pickup 318?
No crank sensor, just the pick up plate in the distributor.
Where is the temperature sending unit on a E150 1991 351CI engine?
Which temperature sensor? There is an air-fuel charge sensor, and a coolant temp sensor.
Where is the crank position sensor on 1990 Dodge Dakota 3.9L?
No crank sensor on a 1990, only the pickup plate (cam sensor) in the distributor. how about a 1991?
Where is the MAF sensor located on a 1991 Chevy 454 7.4?
That year did not have a MAF sensor / Mass air flow sensor.
Where is the coolant temperator sensor 1991 berretta?
On the engine block, near the thermostat housing.
Where is the coolant temperature sensor located on a 1991 Nissan?
Usually the front of the cyl. head.
What does trouble code 6 mean on 1991 Honda accord?
coolant temp sensor
Where is the temperature sensor on your 1991 Ford truck?
In front of the intake manifold on the coolant tube
Does a 1991 Chevy s-10 blazer have a crankk sensor?
No.
