HyperKyper,

Check the connection at the temperature sensor in the left side of the block adjacent to the injection pump. Rotate the connector on its terminal. It very well could be slightly corroded.

Good luck,

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Larry Bible
'84 Euro 240D, 523K miles
'88 300E 5 Speed
'81 300D Daughter's Car
Over 800,000 miles in
Mercedes automobiles