12 quarts coolant
I believe its around a gallon and a half
According to the Haynes Manual the coolant capacity for a 1995 Honda Civic is 4 Quarts.
I'm not sure of just the radiator capacity, but the total coolant capacity is 11.8 quarts for 1995 3.0.
11.5 qts. for the 3.8L & 12.0 qts. in the 5.7L .
5.3 Quarts
15.5 gallons
Thermostat, water pump, radiator cap, headgasket, low coolant.
7.9 quarts
Directly into the resevoir. check the level, hot or cold engine, and add accordingly.
The coolant level sensor is located in the coolant reservoir tank. It should just screw or press in. Unplug it, remove it and put a new one in.
4 gallons