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1986 Mercedes-Benz 420SEL 256CID Stall, hard start
Posted to European Driveability on 8/29/2000

Very hard to start when engine is cold. Checked cold start injector and found 1 short fuel spray when cold. Replaced coolant temp sensor. Checked voltage to cold start injector and found 11 volts but very weak signal. Checked wiring from fuel pump relay to col...

 
Message Closed w/FIX

car Vehicle Data

1986 Mercedes-Benz 420SEL

VIN WDBCA35076
Engine256 / 8 cyl
SymptomsStall, Hard Start
OccursCold
Message Closed w/FIX

car Vehicle Data

1986 Mercedes-Benz 420SEL

VIN WDBCA35076
Engine256 / 8 cyl
SymptomsStall, Hard Start
OccursCold