2010 Nissan Altima P0455 P0442 EVAP Leak Testing

In this video I will show you standard procedures I use to test the EVAP Purge and Vent Solenoids as well as leak tests that can be applied to any car, not just Nissan. I will be using a smoke machine to aid in my diagnosis (see link below on where to get one). Engine Performance Diagnostics chapter 3 Symptoms - check engine light P0455 EVAP System Leak (Large) P0442 EVAP System Small Leak Detected Fix - replace stuck open EVAP Canister Vent Control Valve (solenoid) Tests shown - what basic visua

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