p1440 is a small leak in the evap system the most common issue is a gas cap that doesn't seal correctly (don't buy a gas cap from a parts store use an original cap from the dealer) next inline is the vent control valve and canister.
Subaru Impreza GT (2009) Subaru Impreza WRX Subaru Impreza WRX STI
Subaru Impreza was created in 1993.
17psi
Engine Control Module. The computer that controls the engine.
The Subaru Impreza is faster in fact some of the Impreza's are Subaru's fastest cars!
Listed on the driver's door post.
Subaru Impreza WRX was created in 1992.
A 2004 Subaru Impreza WRX STI, which is the top of the line Impreza from Subaru.
The 2012 Subaru Impreza has 16 valves.
The 2002 Subaru Impreza has 16 valves.
The 2014 Subaru Impreza has 16 valves.
The 2004 Subaru Impreza has 16 valves.