Mercedes Benz

P2421 Mechanical defect or component Y58/1 (Purge control valve) is permanently open (P2421) Possible cause: ­ Y58/1 (Purge control valve) Affected functions: ­ Fuel system ­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­ Test 1: Check component Y58/1 (Purge control valve).2010 Mercedes Benz E 63 AMG Sedan (212.077) V8­6.3L (156.985) Copyright ? 2013, ALLDATA 10.52SS 1. Check component Y58/1 (Purge control valve). Test 1.1: Actuate component Y58/1 (Purge control valve). Test 1.2: Test current consumption of component Y58/1 (Purge control valve). Test 1.3: Perform mechanical inspection of component Y58/1 (Purge control valve). 1.1. Actuate component Y58/1 (Purge control valve). Test sequence ­ ­ Switch on ignition. Actuate component Y58/1 (Purge control valve).(Operate pushbutton F2.) Warning!Communication with ECU required. 1.2. Test current consumption of component Y58/1 (Purge control valve). Figure legend ­ A ­ConnectionTest cable 35­pin socket box ­ 001 ­...