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Old 07-12-2002, 01:26 AM
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pmizell pmizell is offline
Benz Zealot
 
Join Date: Jun 2001
Location: Houston, Texas
Posts: 838
The coolant temp sensor has moved around on the M103 engine, depending on model year. On your '86 model, it is located at the rear of the head, last sensor before you hit the firewall and it looks like this:



Have a nice day,

~Paul

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