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1994 Mercedes-Benz 300 Series Base 4dr Sedan 3.2L Auto

1994 Mercedes-Benz 300 Series
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June 9, 2011, 5:53 pm

Albert C

Question: fuel filter clogged ??

engine crancks...will not start...
checked has good spark.
fuel pumps hum 5 sec when ignition turn to on FP relay OK....because sending signal to activate pumps........

can I check to see if fuel reaching injector distri chamber by disconnect inbounf fuel line.....turn ignition to on......activate pumps and see if can fill glass container with fuel from disconnected fuel line ???

if no fuel coming out...then fule filter clogged ????

June 14, 2011, 9:18 pm

Tyler O

Fuel filters almost never clog to the point an engine wont start.

Sounds like an issue with the fuel injection. Check for fuel in the lines. Crack them open and try to bleed the air out and verify they are flowing etc...

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