Tuesday, March 16, 2021

2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 329


Test sequence



- Switch off ignition.



- Remove fuel rail together with component Y62y1 (Fuel injector cylinder 1).



- Bridge between sockets (F.2) 98 and (F.17) 113 of the 126-pole socket box tester.



- Switch on ignition.



- Component M3 (Fuel pump) runs.



- Hold component Y62y1 (Fuel injector cylinder 1) in a vessel and briefly operate manually with shop-made test cable set at sockets 98 and 99



of the 126-pin socket box.



Specified value



- Fuel injectors should eject fuel uniformly.



Question



- Was the test o.k.?



YES



The test was okay. End of test



NO



The test was not okay.Possible cause and remedy



- Y62y1 (Fuel injector cylinder 1)