Saturday, December 28, 2019

2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 32


Affected functions:



- Engine diagnosis



- Fuel system



1. Signal wire PWM signal Fuel pump



Figure legend



- A -ConnectionTest cable 35-pin socket box



- 001 -Sockets of component N3/10 (ME-SFI [ME] control unit)



- 05 -35-pin socket box



- 050 -126-pin socket box



- 108 -Test cable 266 589 01 63 00



- N3/10 (ME-SFI [ME] control unit)



- II 1-63ConnectionTest cable



- III 64-126ConnectionTest cable



Warning!



-



- Connection A of test cable 108 may NOT be connected to connection B of the 126-pin socket box (050).



Test sequence



- Switch off ignition.



- Connect socket box (126-pin) to component N3/10 (ME-SFI [ME] control unit).



- Measure direct current with multimeter between sockets [F.4] 100 and [F.17] 113 of the 126-pole socket box tester.



- Switch on ignition.



Specified value



- Amperage[15...20] mA



Question



- Is the measurement value OK?



YES



The measurement value is OK.Other possible cause of fault



- In the event of stored faults with a high fault frequency count or in the event of customer complaints, check lines and connectors for loose



contact and corrosion..



- B4/15 (Fuel pressure sensor)

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