On the top of the engine, just down from the oil cap, there's a multi-prong plug plugged into another plug.
The clips that hold the one into the other broke and it's just kind of hanging on there.
Can anyone tell me what this is and what it does?
Thanks in advance.
Jay

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Wordmanjay
Tribetown, Ohio

Model of car and year????????????????

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1970 220D, owned 1980-1990
1980 240D, owned 1990-1992
1982 300TD, owned 1992-1993
1986 300SDL, owned 1993-2004
1999 E300, owned 1999-2003
1982 300TD, 213,880mi, owned since Nov 18, 1991- Aug 4, 2010 SOLD
1988 560SL, 100,000mi, owned since 1995
1965 Mustang Fastback Mileage Unknown(My sons)
1983 240D, 176,000mi (My daughers) owned since 2004
2007 Honda Accord EX-L I4 auto, the new daily driver
1985 300D 264,000mi Son's new daily driver.(sold)
2008 Hyundai Tiberon. Daughters new car

sorry about that.

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Wordmanjay
Tribetown, Ohio