The evap canister purge volume control solenoid valve is moved by on off pulses from the engine control module.
Bmw x5 evap system.
Usa link for purge control valve http amzn to 2xm1taq canadian link for purge control valve https amzn to 2kysja6 in this video i will show you how to re.
P0442 bmw meaning the evaporative system monitoring permits the detection of leaks in the evaporative system with a diameter of 0 02 inches and up.
The longer the on pulse the greater the amount of.
It means a very small leak has been detected.
2013 bmw x6 m50d 2013 bmw x6 2013 bmw x5 edrive concept 2013 bmw x5 security plus concept 2013 bmw x5 m50d 2013 bmw x4 concept 2013 bmw x1 2013 bmw pininfarina gran lusso coupe 2013 bmw m6 coupe us version 2013 bmw m6 coupe 2013 bmw m6.
This indicates a fuel vapor leak in the evap control system.
P2402 bmw description 5 hours after the ignition switch is turned off the electric vacuum pump creates negative pressure vacuum in the evap evaporative emission system.