2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 852

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.

1081

Purge control system has slight leak / Leak in hose connection or shutoff valve of activated charcoal canister (P0442)

Possible cause:

- Purge control system has leak (function chain)

Affected functions:

- Fuel system

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1085

Major leak in purge system / Hose in system not connected or filler cap open (P0455)