Saturn Cooling Fan Wiring Diagram

This was a mediocre way of doing things primarily because the current required to spin the fan was drawn through the switch itself.

Saturn cooling fan wiring diagram. When the radiator fan does not work this is a serious problem. Auto electric cooling fan wiring how to diy. Most stand alone adjustable thermostats i e. Suggested electric fan wiring diagrams suggested primary cooling fan single speed on off using 12 volt switching devices only for primary activation note.

However over time several things can go wrong with it. How to test a 3 4 or 5 pin relay with or without a diagram duration. How to test cooling fan relays low and high speed carsntoys. I have had a lot of people ask me about gm radiator cooling fan diagnosis in the past.

I have a 97 saturn 4 dr in which the cooling fan will not turn on and can not figure out what is causing the the problem i replaced the temp sensor flushed the radiator tested the fan with battery and it worked changed the fan relay and still can not get the fan to turn on should i just hard wire it and manually turn it on off. With relay installed ac on car running i need to to unplug the wires going to fan or poke through the light. The computer turns the fans on off. Wiring up electric cooling fans michael harding june 2017.

Spal 174 electric fan relay wiring kits are designed to automatically turn on your spal 174 electric fan when the air conditioning is turned on. So the cooling fan control signal wire is the 3rd pin in row a so its designated a3 a dark green wire dk grn wire with a white wht tracer or dk grn wht the coolant sensor wires are in one connector c3 is the signal back to the computer on a gry or blk wire and the 5 volt reference is a yel wire in c12. Autozone repair guide for your wiring diagrams engine cooling 2001 01 t 25 service manual update for 2001 saturn l series l61 engine regarding engine cooling fan schematics jan 2 2003. The fan helps cool off the radiator which acts as a heat sink drawing heat away from the engine.

Going to the fan motor is a light blue wire. Relays shown in these diagrams can provide options. It basically runs two fans in series for low speed and then put s each on it s own 12v circuit for high speed. The radiator fan on a saturn should give you years of trouble free performance.

1995 saturn sl2 cooling fan not comming on when engine is too hot. A couple of decades ago it was popular to simply add a switch under the dash to control an electric cooling fan often referred to as an auxiliary fan. If the fan is not. It used to come on too often.

That is the power wire.