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#1
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W108 - 1972 280SE 4.5 - I need help identifying this relay
When I had the car up on the lift at the mechanic today we found two relays dangling from underneath the passenger front side. One is in good shape, the other was in bits and peaces. We removed the bad one (or whatever there was left of it). I need help identifying it.
The other relay dangling with it has a part number that starts with 000 542 ... We couldn't read the rest. Here's a pic with a view from the top, and a close-up: ![]()
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Current 1972 280SE 4.5 Dark Green, Cognac. Pics! 2014 Range Rover Sport Supercharged. Santorini Black, Dynamic Package, Front Climate Comfort and Visibility Package, Vision and Convenience Package. Gone But Not Forgotten 2010 Explorer Limited, 2010 R350 4MATIC, 2011 Jeep Grand Cherokee Overland, 2009 Audi A4 Cabriolet, 2009 Ford Flex, 2008 Mercedes-Benz ML350, 2008 Mercedes-Benz E350, 2007 Mercedes-Benz C230, 2005 BMW X5. |
#2
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If the body is round on the relay pictured, and it looks like it is, you need a 000 542 9719 which operates the cold start valve.
This relay is used on several different Mercedes for several different things, but the cold start valve seems to be what it is used for on your 1972 4.5. These are usually about $35 each. |
#3
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that is not the CSV location, it looks like a temp sender on the block to me
the plug looks like a light plug or similar . the part number is for the plug
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Ron 2015 Porsche Cayman - Elizabeth 2011 Porsche Cayman - Bond,James Bond Sadly MERCEDESLESS - ALways LOOKING ! 99 E320 THE Queen Mary - SOLD 62 220b - Dolly - Finally my Finny! Sadly SOLD 72 450SL, Pearl-SOLD ![]() 16 F350 6.7 Diesel -THOR 19 BMW X5 - Heaven on Wheels 14 38HP John Deere 3038E Tractor -Mean Green 84 300SD, Benjamin -SOLD 71 220 - W115-Libby ( my first love) -SOLD 73 280 - W114 "Organspende" Rest in Peace 81 380 SL - Rest in Peace |
#4
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Guys, thanks for your replies. The part appears to be connected the a non-starting issue the car is having, for which I had started another thread. In order to keep things organized, I'm gonna continue the conversation over there.
Jose
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Current 1972 280SE 4.5 Dark Green, Cognac. Pics! 2014 Range Rover Sport Supercharged. Santorini Black, Dynamic Package, Front Climate Comfort and Visibility Package, Vision and Convenience Package. Gone But Not Forgotten 2010 Explorer Limited, 2010 R350 4MATIC, 2011 Jeep Grand Cherokee Overland, 2009 Audi A4 Cabriolet, 2009 Ford Flex, 2008 Mercedes-Benz ML350, 2008 Mercedes-Benz E350, 2007 Mercedes-Benz C230, 2005 BMW X5. |
#5
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Quote:
But that is the location of the cold start valve relay which has four connections and a location pin. |
#6
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Idle, I've learned more information about the relays and did an update here
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Current 1972 280SE 4.5 Dark Green, Cognac. Pics! 2014 Range Rover Sport Supercharged. Santorini Black, Dynamic Package, Front Climate Comfort and Visibility Package, Vision and Convenience Package. Gone But Not Forgotten 2010 Explorer Limited, 2010 R350 4MATIC, 2011 Jeep Grand Cherokee Overland, 2009 Audi A4 Cabriolet, 2009 Ford Flex, 2008 Mercedes-Benz ML350, 2008 Mercedes-Benz E350, 2007 Mercedes-Benz C230, 2005 BMW X5. |
#7
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My 1972 350SL with same Djet system uses the icecube style relays. Functionally, they should be the same. But the pin arrangement is likely different.
To use them, you may need both a relay and a base. I have pinout somewhere, but pic below gives the idea. Finding a few good used round ones would no doubt be best bet. ![]()
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Graham 85 300D ![]() |
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