1991 Ford Mustang "coolant sensor" Questions

coolant sensor operation (should be able to get the technical spec's on line for the sensor). 1. thermostat 2. temperature sensor needs to be replaced 3. wiring connection between sensor and gauge

...on Could be the temp sensor, low coolant, or the fan relay.The temp sensor tells the computer how hot the engine is and the computer grounds the fan relay.  It should come on around 230

...power from the battery to check).  If there's no power check your fuses and relays, then make sure the coolant temp sensor is connected and there is engine coolant in contact with the

coolant temp sensor or ect sensor. also check the constant control relay module (ccrm) -- that module controls the two fan speeds. Sounds like the CCRM on the passenger side outside of the engine bay(

...coolant temp sensor, map sensor, maf sensor, throttle position sensor is the check engine light on? If so have the codes read this will give you a good place to start looking, remember the codes are ...

...power at fan. the coolant sensor sends a signal to the computer to tell it to turn the fan on so if your getting power at the fan and its not working i would change the sensor, i hope this ...

...Coolant will be reduced from 6 years/150,000 miles to 3 years/30,000 miles. Partially drain engine cooling system as described. Disconnect engine control sensor wiring (12A581) from water temperature ...

...weather is not hot, nor is it cold. Could it be fuel injectors? Does not seem to be the battery. Coolant and intake air sensors adjust fuel like older cars had chokes to aid cold starts. More than ...

...sensor. The coolant level is also ok. The fan works fine with the AC on and when the engine heats up. The problem is that it will cut off after maybe 20 minutes and the engine will heat up to a ...

...coolant temp. sensor, but it still runs rich, fuel pump runs all the time when the key is on, and car won't communicate with a scan tool. The coolant temp. sensor you replaced - was the new one ...