Wednesday, June 16, 2021

2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 1445


- Process other fault codes first of all.



- Erase fault memory.



End of test



2397



The ignition angle setting has a malfunction during cold starting (partial load operation).



Possible cause:



- Ignition angle



Affected functions:



- Engine output



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Test 1: Ignition angle



1. Ignition angle



Ignition angle



Cause of fault



- Catalytic converter heating-up: ACTIVE



- Vehicle stationary



- Engine load: CONSTANT



- Engine speed: CONSTANT



Further procedure



- Process other fault codes first of all.



- Erase fault memory.



End of test



2401



The pressure sensor/pressure switch of the evaporative emission control system has a malfunction.



Possible cause:



- B4/3 (Fuel tank pressure sensor)



Affected functions:



- Engine diagnosis



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D600



The control unit software 'CODE' and 'DATA' do not comply.



Possible cause:



- Control unit programming was not completed successfully.



Affected functions:



- Power generation



-------------------------------------------------



Test 1: Control unit software



1. Control unit software



Possible cause and remedy

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