95 engine cooling fan

Discussion in 'General Motoring' started by dk, Jul 21, 2004.

  1. dk

    dk Guest

    Here's my problem.
    I have a 95 SL1 that overheated today. The cooling fan did not switch on.
    I first checked the fuse and saw that it was blown and I replaced it.
    I then disconnected the connector to the fan motor, connected up a jumper
    and the fan ran fine.
    I reconnected everything and allowed the engine to warm up, the fan would
    not kick in.

    I checked the fuse and it was blown ... again so somewhere I must have a
    short.

    Any ideas on where to look?
    Is it possible the motor could be bad requiring extra amps at startup?
    or
    Could it be a temp semsor? but I kind of doubt it.

    Thanks in advance for the help.
     
    dk, Jul 21, 2004
    #1
  2. dk

    Ritz Guest

    Did you check the fan relay? Disconnect the battery and then move the
    fan with your hand. Is it binding up?
     
    Ritz, Jul 21, 2004
    #2
  3. dk

    dk Guest

    I swapped out the fan relay from my other Saturn to this one.
    The fan does move smoothly.
     
    dk, Jul 21, 2004
    #3
  4. Okay,

    Does the fan come on when the A/C comes on? If so, the fan motor is
    probably fine. If not, the motor, or the relay, is shot.

    If the fan comes on with the A/C, but not with a high engine temp, perhaps
    the Coolant Temp Sensor ($30 after market) might be bad. I replaced mine,
    but it didn't do any good...so I'm still in the same situation. Engine
    heats more than it historically has.

    If the engine gets too hot, I just turn on the A/C and the fan cools it
    right back down.

    It's not a fix, but it works in the interim.

    Good luck
    B
     
    Barry Schnoor, Jul 21, 2004
    #4
  5. Barry suggested the right things like CTS, relay, motor, etc. To
    clarify/elaborate a bit:
    Only let the A/C run long enough to make the cooling fan come on.
    Otherwise, you're compounding the problem because of the additional heat
    generated by the compressor and the increased load on the engine.

    If you really get into trouble, you can bleed some heat off the engine
    by rolling down the windows and turning on the heater (not the A/C) full
    blast. Making sure the cooling fan runs when it should typically works
    much better tho.

    -rj
    98SL2
     
    richard hornsby, Jul 21, 2004
    #5
  6. dk

    dk Guest

    It turned out to be the motor, the motor did work but it always blew the
    fuse by drawing too many amps at start up. I had on laying around from
    another Saturn.

    Thanks for all your help.
     
    dk, Jul 22, 2004
    #6
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