C36 AMG, C43 AMG (W202) 1995 - 2000

Help! Power seats dont work???

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Old 10-23-2008, 08:30 PM
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Help! Power seats dont work???

my power seats dont work at all neither do the orthopidic..... i check the connections and everything seemed fine i also checked the fuses and everything was good. is there anything i should look for? has this happend to anybody else???
Old 10-23-2008, 11:55 PM
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try to check the motors, use 12v connections to check it. if the motors didnt work it means the motors is bad.
i've seen that happen to my bimmer friends ALOT
and always one of the motors was the bad
Old 10-24-2008, 01:51 PM
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Originally Posted by kinghais
try to check the motors, use 12v connections to check it. if the motors didnt work it means the motors is bad.
i've seen that happen to my bimmer friends ALOT
and always one of the motors was the bad
both seats stoped at same time??/
Old 10-25-2008, 08:40 AM
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E430 (W210) ; E420 (W124) ; S 500 (W140) ; C230 (W202)
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The same for me, sometimes they work, sometimes they don't. I've checked EVERYTHING possible, please helpppppp
Fuses, motors, connectors...everything is working , but both seats stopping and starting working on their own time
Old 10-25-2008, 10:38 PM
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In you trunk under the black plastic cover at the very front is your "convenience relay" It is black and has something like 6 or 8 pins. This is your most likely suspect if both seats are intermittent or inop at the same time.
Old 10-28-2008, 11:25 PM
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Cool, I'll have to check that out. My seats seem to be intermittant. They work most of the time, but sometimes they just don't work.
Old 10-29-2008, 09:30 PM
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mine were intermittent at first until recently they completely stopped working. does anybody know how much a convenience relay coasts?
Old 01-02-2009, 05:25 PM
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Originally Posted by amosoils
In you trunk under the black plastic cover at the very front is your "convenience relay" It is black and has something like 6 or 8 pins. This is your most likely suspect if both seats are intermittent or inop at the same time.
i changed the relay and seats still dont work. anybody know anything else i should check for???
Old 01-02-2009, 09:45 PM
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it actually worked for like 20 seconds than it stoped ......
Old 01-02-2009, 10:35 PM
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Is it just the orthopedic function that does not work? If so then if there is a leak then the pump runs on for too long and then codes out and shuts off.
Old 01-03-2009, 01:44 AM
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Originally Posted by whipplem104
Is it just the orthopedic function that does not work? If so then if there is a leak then the pump runs on for too long and then codes out and shuts off.
Both the ortho and the power seats...... I just started up the car and the power seats worked again untill I tryed to use the orth and than the power seats stoped to
Old 01-04-2009, 04:40 PM
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Originally Posted by tasho3
Both the ortho and the power seats...... I just started up the car and the power seats worked again untill I tryed to use the orth and than the power seats stoped to
Sounds like your ortho function is blowing a fuse. If your seats work until you use the ortho function, there's your problem.

I had intermittent seat function on my C36, but still had the forward/back. Turns out that the seat adjustment switches had dirty contacts. If you're careful you can slide them out of the door (on the C36 at least), open up the back, and carefully clean the contacts with emory cloth. Now mine work fine and it saved me $50/switch.

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