2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 364

Test sequence

- Switch off ignition.

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

- Measure resistance with multimeter between sockets [M.22] 22 and [F.3] 99 of the 126-pole socket box tester.

Specified value

- Resistor[11...17]ohms

Question

- Is the measurement value OK?

YES

The measurement value is OK.Note

- 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..

NO

The measurement value is not OK.Test sequence

- Switch off ignition.

- Connect shop-made test cable set to component Y62y4 (Fuel injector cylinder 4).

- Measure resistance with multimeter between pins (Y62) 1 and (Y62) 2

Specified value

- Resistor[11...13]ohms

Question

- Is the measurement value OK?

YES

The measurement value is OK.Possible cause and remedy

- Lines to component Y62y4 (Fuel injector cylinder 4)

NO

The measurement value is not OK.Possible cause and remedy