Wednesday, 20 November 2019

2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 2084

- If fault occurs again:Check alternator.Communication with ECU required

- The quiescent current is too high.Test quiescent current.


Figure legend 1:N71 (Headlamp range adjustment control module)Figure legend 2:N10/1 (Driver-side SAM control unit with fuse and relay

module)Test prerequisite

- The relevant actual value is not okay.

- Battery voltage is OK.

- Fuse N10/1f52 (Fuse 52) is OK.

Test sequence

- Switch off ignition.

- Disconnect connector at component N71 (Headlamp range adjustment control module).

- Measure direct voltage with multimeter between sockets (N71) 20 and (N71) 19

- Switch on ignition.

Specified value:Voltage = [11.0...14.5] VQuestion

- Is the measurement value OK?

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