The water temperature sensor on your 1991 Honda accord, is located on the front of the engine. The sensor is above the water thermostat housing.
In the distributor.
where is the fuel pump relay for a 1991 Honda accord located
the temp sensor is right behind the distributor
coolant temp sensor
How do I troubleshooting the D4 blinking on 1993 Honda accord LX ?
Depends on what sensor you are talking about. Need more information.
There would be no reason to replace it unless it is not working.
The voltage regulator for a 1991 Honda accord is mounted on the rear of the alternator. It is bolted on and can be replaced as a separate unit.
Curb weight 2,822 lb of a 1991 Honda accord
replace your speed sensor
do 1991 honda accords have airbags?