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Mercedes-Benz 400SEL Problems

Find the most common issues based on car owner complaints

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Most Common Mercedes-Benz 400SEL Problems

The engine wiring can degrade because the insulating material falls off leaving the bare wire exposed.
Problems with the pneumatic system can cause closing assist and door lock issues.
The electronic throttle assembly may suffer an electrical failure.
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2 Known Mercedes-Benz 400SEL Brake Problems

4 Known Mercedes-Benz 400SEL Drive Train Problems

2 Known Mercedes-Benz 400SEL Electrical & Lights Problems

5 Known Mercedes-Benz 400SEL Engine Problems

1 Known Mercedes-Benz 400SEL Exhaust & Emissions Problem

4 Known Mercedes-Benz 400SEL Heating & Air Conditioning Problems

7 Known Mercedes-Benz 400SEL Miscellaneous Problems

5 Known Mercedes-Benz 400SEL Suspension & Steering Problems

30 Known Mercedes-Benz 400SEL Problems

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