Failure of EHA valve may cause fuel/engine problems on Mercedes-Benz 300E

Fuel leaks, erratic or rough engine operation, and fuel economy issues can be caused by the failure of a fuel system component called the EHA (electro-hydraulic actuator) valve.
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Average mileage: 157,140 (135,700–186,000)
4 model years affected: 1990, 1991, 1992, 1993
9 people reported this problem
3 people shared problem details
EHA valve has failed
Strong odor of gas fumes inside car. Also after exiting the car.
Fuel smell and slow acceleration
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