Resources for the Repair and Maintenance of your Mercedes-Benz 300SEL
Mercedes-Benz 300SEL Models:
Mercedes-Benz 300SEL Problems
Engine Oil and Coolant Leaks Resulting in Fulid Intermix
Internal and External engine oil & coolant leaks can develop from the head gasket and/or timing cover gasket; these leaks should be repaired before the engine oil and coolant intermix which can result in severe engine damage.
"No start" Caused by Failed Fuel Pump/Relay
The fuel pump and/or fuel pump relay can fail, causing the car to crank over but not start. Proper diagnoses will be necessary to confirm if the pump or relay is at fault.
Power Window May Fail Due to Window Regulator
One or more door windows may stop working due to a failed window regulator. Replacement of the failed regulator will be necessary to correct this concern.
AC Not Cold Due to Leaking Hose
A refrigerant leak may develop from one or more of the AC hoses. Proper leak detection procedures should be followed if refrigerant loss in encountered. Replacement of any leaking hoses will we required to restore proper AC operation.
Early-style stainless steel fuel injectors may develop fuel leaks
Early-style stainless steel fuel injectors may develop fuel leaks. On high mileage vehicles, the fuel distributor may leak.
Mercedes-Benz 300SEL Questions and Answers
I have a 1988 Mercedes Benz 300 SEL the A/C Blows Cold but you can not adjust the temperature in the car if you adjust the temperature the A/C blows hot air and you can not get cold air again until...
won't start but there is power from the sparkplug. The fuel pump is working but no gas coming from in the injector. There is no power from Bosch K electronic mechanical fuel injection
i need fuel pump wiring diagram.
hi i just bought my car and they told me that it needed a new water pump if my car make a real loud squick sound when i push down the peedle what does that mean