Thursday, October 8, 2020

2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 676


- 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).



Continue to test with button F2



Test sequence



- Measure direct current with multimeter between sockets [F.4] 100 and [M.54] 54 of the 126-pole socket box tester.



- Switch on ignition.



Specified value



- Amperage[0.6...1.2] A



Question



- Is the measurement value OK?



YES



The measurement value is OK.End of test



NO



The measurement value is not OK.Possible cause and remedy



- N10/1f57 (Fuse 57)



- N10/1kR (Circuit 87 relay, engine)



- Check lines from component N3/10 (ME-SFI [ME] control unit) to component Y110 (Three-disk thermostat valve).



- Y110 (Three-disk thermostat valve)



End of test



0858



B11/4 (Coolant temperature sensor) : Short circuit to positive / Open circuit (P0117)