Questions & Answers for: Volvo 940 engine thermostat

...Thermostat seal ring I am not a mechanic, and these items don't mean a thiing to me. My question is whether these parts are things that are done with an engine overhaul? To me, most of these items ...

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...engine but after 40KM driving the water in the expansion tank is boiling and the pressure is so strong have u replaced the thermostat? also have it checked for a leaking engine cylinder head

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Question about 1992 940

2 Answers

...engine. if you want a second opinion then most garages will be able to do a pressure test on the cooling system which would confirm a blown head gasket A $5 thermostat can ruin a $3000 motor. Most ...

thermostat is broken the fan should keep turning. Check the fan if it spins once you get the car warmed. Otherwise it could be a blown fuse or relay for the fan or the fan itself may be bad. Check the

thermostat when engine is hot both radiator hoses should be hot to touch if  the top radiator hose going to thermostat housing is cool not hot when engine is hot. the thermostat stuck closed

...thermostat.the blower motor comes on when i turn the car off get a radiator flush as may be a blocked core . refill with water if low .run your engine till hot .then drain it refill with 50/50 mix ...

...engine.The water pump was leaking. I drained the coolant by removing the lower radiator hose. I replaced the old water pump (for the first time) with a Hepu pump, removed old gasket material from ...

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1994 Volvo 940
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