P0441

A : P0441. EVAPORATIVE PURGE VALVE FLOW CHECK. VALVE STUCK CLOSED

G92425t1 : CHECK EVAPORATIVE PURGE VALVE IS OPERATING
1. Disconnect the Vapor pipe from the inlet port of the Evaporative purge valve (i.e., from fuel tank).
2. RUN the engine for 2 minutes, making sure that the engine reaches normal operating temperature.
3. CHECK that the Evaporative purge valve is operating, by touch or by sound. (Using a stethoscope, it will be possible to hear the valve operating).

- Is the valve operating?

-> Yes

-> No
CHECK for DTC P0444, P0445. Conduct 'green' ECM drive cycle.

G92425t2 : CHECK FOR VACUUM AT EVAPORATIVE PURGE VALVE
1. CHECK for vacuum at the valve.

- Is a vacuum present?

-> Yes
Possible intermittent fault. CLEAR the DTC. Carry out a flow check monitor drive cycle. RECHECK DTCs.

-> No

G92425t5 : CHECK FOR BLOCKAGES IN THE SYSTEM
1. CHECK for blockages in the intake manifold drilling, and the pipe from the intake manifold to the Evaporative purge valve.

- Was a blockage found?

-> Yes
Rectify the blockage. CLEAR the DTC. Carry out a flow check monitor drive cycle.

-> No
INSTALL a new Evaporative purge valve. CLEAR the DTC. Carry out a flow check monitor drive cycle. RECHECK DTCs.