aux.fan problem - Mercedes-Benz Forum

 
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post #1 of 4 (permalink) Old 09-10-2004, 09:36 PM Thread Starter
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aux.fan problem

fan will run with direct wire to battery. will not come on auto even when my 1982 240D heats up. where are the switches and relays located. i don't have a service manual. will appreciate any help....
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post #2 of 4 (permalink) Old 09-12-2004, 04:28 PM
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RE: aux.fan problem

I’d first check fuse “C,� it’s a 16 amp fuse and it may be blown or missing.
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post #3 of 4 (permalink) Old 09-14-2004, 09:02 PM Thread Starter
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RE: aux.fan problem

fuse ok. where is the fan switch located, and the fan relay? I am a shade tree mechanic. Don't have experience on 1982 benz 240D. Thanks.
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post #4 of 4 (permalink) Old 02-08-2006, 05:01 PM
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RE: aux.fan problem

I have seen the relays in the fuse box. There is a low pressure sensor on some that if the charge is low in the a/c the fans become inoperative
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