On a Regina ignition (to identified check the ignition coil, it's a big square one)
if i'ts your case, the sensor is a Air temperature sensor (locate close the air filter)
no i have a Volvo 1991 se turbo.
My 1991 740 volvo turbo doesnt start specially during the morning.Is it comes with a cold start valve?
replace ign sw on 1991 volvo 240
How to fix a 1991 940 turbo 4 cylinder Volvo to stop running when traveling down the freeway
You can locate the radio code, for your 1991 Volvo, by consulting your owners manual. The owners manual should have all of the vehicle codes.
Mine is located on the firewall.Looks like a oil filter an has fuel lines.1991 capri turbo.
4 quarts in the non turbo so should be around the same
MASS AIR FLOW SENSOR, LOCATED ON THE FRESH AIR TUBE FROM AIR FILTER.
I'm not 100% sure, but I would expect Volvo to keep them located in the same location and that would be in the Thermostat Housing. The part you would be looking for on your engine (where the thermostat is) would be screwed into it and have wires coming off it. This would be your Temp-sensor and is inexpensive to buy and easy to replace. Go to your local parts store to get.
BF230FT 2.3L 4 Cyl w/ Mitsubishi or garret turbocharger.
The oxygen sensor is located on your lower exaust pipe just before the cat underneath the car
try changing the crank shaft sensor,which is located on the firewall on the 1991 740 non turbo sedan,i had the same problem and just about a month ago had to replace it.