Saturday, November 27, 2021

2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 724


0924



Control module has an internal error. (P0606)



Possible cause:



- Test control unit.



Affected functions:



- Engine diagnosis



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Test 1: Test control unit.



1. Test control unit.



Test control unit.



Possible cause and remedy



- Erase fault memory and start engine.



- Reread fault memory of control unit N3/10 (ME-SFI [ME] control unit).If fault reoccurs, replace component N3/10 (ME-SFI [ME] control



unit).



Read coding and transfer to the new control unit.End of test



0940



S9/1 (Stop lamp switch)



Possible cause:



- S9/1 (Stop lamp switch)



Affected functions:



- Stop lamp



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Test 1: Check component S9/1 (Stop lamp switch).



1. Check component S9/1 (Stop lamp switch).



Test sequence



- Switch on ignition.



Status of relevant actual value:



- Stop lamp switch:Warning!



Specified value



- Switch S9/1 (Stop lamp switch) operated:OPERATED



- Switch S9/1 (Stop lamp switch) not operated:NOT OPERATED



The actual value is supplied through CAN bus from component N47-5 (ESP, SPS [PML] and BAS control unit).Question



- Is the actual value o.k.?



YES



The actual value is okay.End of test



NO



The actual value is not o.k.Possible cause and remedy



- Read fault memory from control unit ESP and rectify faults.