Friday, August 20, 2021

2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 768


- Y58/1 (Purge control valve)



End of test



2.1.1.3. Perform mechanical inspection of component Y58/1 (Purge control valve).



Figure legend



- 019Vacuum tester



- Y58/1 (Purge control valve)



Test prerequisite



- Actuation is OK.



Test sequence



- Switch off ignition.



- Connect the vacuum tester to the input of component Y58/1 (Purge control valve) with the 3 x distributor.



- Operate engine at idling speed.



- Engine at operating temperature



- Actuate component Y58/1 (Purge control valve), then with key F2.



Warning!Communication with ECU required.



2.1.2. Check signal from component B2/5 (Hot film mass air flow sensor) via actual value.



Test 2.1.2.1: Check signal of component B2/5 (Hot film mass air flow sensor) via actual value with engine OFF.



Test 2.1.2.2: Check signal of component B2/5 (Hot film mass air flow sensor) via actual value with engine speed greater than 3500 rpm.



Test 2.1.2.3: Check reference signal of component B2/5 (Hot film mass air flow sensor).



2.1.2.1. Check signal of component B2/5 (Hot film mass air flow sensor) via actual value with engine OFF.



Warning!Communication with ECU required.



2.1.2.2. Check signal of component B2/5 (Hot film mass air flow sensor) via actual value with engine speed greater than 3500 rpm.



Warning!Communication with ECU required.



2.1.2.3. Check reference signal of component B2/5 (Hot film mass air flow sensor).

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