8/14/19

2020 Mercedes Benz Truck ML 350 4MATIC (164.186) V6-3.5L (272.967) WWW.EBAAUTOPARTS.COM Page 1496

2020 Mercedes Benz Truck ML 350 4MATIC (164.186) V6-3.5L (272.967) WWW.EBAAUTOPARTS.COM Page 1496



- Battery voltage too low.Test battery.Charge battery, replace if necessary.



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



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



NO



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?