Monday, March 1, 2021

2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 876


YES



The measurement values are OK.End of test



NO



The measurement values are not OK.Possible cause and remedy



- B2/5b1 (Intake air temperature sensor)



End of test



1105



The voltage at relay 'Circuit 87' is too high. (P2505)



Possible cause:



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



Affected functions:



- Battery / On-board electrical system



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Test 1: Check power supply of component N3/10 (ME-SFI [ME] control unit).



Test 2: Arrangement of fuses



1. Check power supply of component N3/10 (ME-SFI [ME] control unit).



Test 1.1: Test voltage supply of circuit 87. ( Check using actual value )



Test 1.2: Test voltage supply of circuit 30.



Test 1.3: Test voltage supply of circuit 87.



Test 1.4: Test current consumption of component N10/1kR (Circuit 87 relay, engine).



Test 1.5: Test voltage supply of circuit 15.



1.1. Test voltage supply of circuit 87. ( Check using actual value )