900 S Coupe L4-2290cc 2.3L DOHC (1995)
![background image](/saab/900_s_coupe/l4-2290cc_2.3l_dohc/Page-819014.png)
4
Unplug the radiator fan connector and check that:
1-speed fan
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a 12 V power supply is present between pin 1 and a good grounding point.
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resistance between pin 2 and a good grounding point is less than 1 ohm.
Also check that:
2-speed fan
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a 12 V power supply is present between pin 1 of the connector and a good grounding point.
5
If it is not, check the leads for continuity/shorting, as follows:
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between pin 87 of the relay holder connector and pin 1 of the 1-speed radiator fan connector.
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between pin 87 of the relay holder connector and pin 1 of the 2-speed radiator fan connector.
6
If the radiator fan still does not work in spite of the above checks, change the radiator fan motor.