Transform Your Vehicle into a Fuel-Efficient Machine PO446

Share your videos with friends, family, and the world. You might not have a leak, but rather a constriction in the system. It could be a defective vent solenoid, a plugged canister, etc. Read this ... i find this odd since i replaced the vent valve AND filter with brand new items. i also parts cannoned a new gas cap, canister, and purge ... Code P0446 is a diagnostic trouble code (DTC) that indicates a problem with the evaporative emission control (EVAP) system vent control ... In this video i have a look at a 2003 Chevrolet 1500 that has a P0446 Canister Vent Valve Performance code stored in it. The dealer scanned and got the codes P0036 for the Second(downstream) oxygen sensor and P0446 for the EVAP system vent valve. Wondering if anyone know the ... I am also throwing a po446 code in my 98 c230 143000 miles gas cap in tact no issue there/have just replaced plugs and wires and coils for a ... I was popping a 446 after every 120-150 miles or so. Now at 300 and no codes so still with fingers crossed. I also wanted to add my mpg went up from 16 to the ... Videos are for Knowledge & Entertainment purposes only. Due to factors beyond the control of RB The Mechanic, it cannot guarantee against ... This diagnostic trouble code (DTC) is a generic OBD-II powertrain code. It is considered generic because it applies to all makes and models of vehicles (1996- ...