The Check Engine Light may illuminate due to an EVAP system charcoal canister purge control valve fault. Our technicians tell us that if the valve requires replacement, a revised part is available which should be installed.Google+
Car Problem Reports
Infiniti G37 The Check Engine Light May Illuminate Due to a Canister Purge Valve Fault
Infiniti G37 Problem
Visitor, 2011 Infiniti G37, 22,564 mi
check engine light came on 3 times each time with code P0456. Gas cap checked out ok. Code cleared each time. Scanner indicates evap system slight leak.