1992 Mercedes-Benz 400SE Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1992 Mercedes-Benz 400SE

1992 Mercedes-Benz 400SE Problems

Insulation Degrades on Engine Wiring Harness and Leaves Conductors Exposed

The engine wiring can degrade because the insulating material falls off leaving the bare wire exposed. This can cause many problems depending on which wires are exposed and what they touch.

Closing Assist/Door Lock Issues Due to Pneumatic System Problems

Problems with the pneumatic system can cause closing assist and door lock issues.

Poor idle quality due to oil feed tubes falling into crankcase
Oil feed tubes break and fall into the crankcase (engine) and the tappet becomes noisy (ticking), resulting in degraded idle quality. Our technicians recommend replacing all of the tubes at the same time, broken or not.

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1992 Mercedes-Benz 400SE Questions

Going up a hill with the accelerator to the floor my car struggles? (1 answer)

After finally reaching level ground it then takes off. In August I had work done on the front end. This started occurring after that.

Going up a hill with the accelerator to the floor my car struggles? (1 answer)

After finally reaching level ground it then takes off.

how is the drivers door panel removed (1 answer)

how is the driver door panel removed

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