1. When the ignition is on, the green wires with the yellow stripe of the electromagnetic shut-off valve connectors must be energized (the brown wire is the "ground" wire).
2. Disconnect the solenoid shut-off valve plug and reconnect it: if the valve is working properly, you should hear a click.
3. Check the condition of the valve seals and replace them if damaged.
[Article based on data from the website: MERCEDESMAN.ru]
Checking electromagnetic shut-off valves (Mercedes-Benz E-Class W123)
This article is available at: russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian
The article has been verified: Levin Kirill Glebovich
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