190E 2.3 (201.024) L4-2.3L (102.961) (1984)
Caution! If fuel flows out in the fuel return line (51), seal line with a dummy plug.
4 Pinch leak line at the fuel accumulator with a clamp. If the pressure does not drop, replace fuel accumulator.
5 If no leak is found after performing the leak test, check start valve for leaks by removing start valve. Replace fuel distributor.
6 Disconnect pressure measuring device, collect fuel with a cloth.
7 Connect fuel lines, once again run engine and check all fuel connections for leaks.
8 Install air cleaner.