W123, Diesel Engine Repair

Engine

Oil Cooler Hose Leaks and Failure on Older Mercedes (especially OM 616 and OM 617 Diesels)

Failure of these hoses can lead to total destruction of your engine

Climate Control

Applies to late 123 and 107 chassis and all 126 chassis 1981 to 1991

Brake

Don't be too hasty to buy a new one

Fuel Delivery

Major cause of sudden loss of power

Engine

Adjustment procedure must be followed properly!!!

Interior

When all else fails check the wiring

Engine

This can be difficult to diagnose

Electrical

One of the most common problems we see on older Mercedes.

Fuel Delivery

Fix at first sign of wetness under car - BEFORE total failure

Rust / Corrosion

Failure to do this can lead to big problems on these models