P0441

P0441 00

EVAP Purge Valve. Malfunction.







Fault symptom
- Check Engine (OBDII).

On-board diagnosis

Type of diagnosis:
- Once per driving cycle. Stopped when fault criteria are fulfilled or OK reported.

Enable criteria:
- Battery voltage must be between 11 - 16 V.
- Engine running.
- Intake air temperature during start is between 5 and 40 degree C.
- The coolant temperature during start is between 5 and 40 degree C.
- The difference between atmospheric pressure and intake pressure is above 15 kPa.
- Purge active.
- Shut-off valve and EVAP canister purge valve are closed, tank pressure is registered for a duration of 3 s.

- NONE of the following DTCs must be detected:
- P0117, P0118
- P0444, P0445
- P0451, P0452, P0453
- P0498, P0499
- P0501
- P0685, P0686, P0687

Fault criteria:
- Excessive drop in tank pressure for 3 s.

Dependent:
- None

System reaction to a fault:
- No fuel shut-off.
- Fuel adaption is blocked and reset.
- EVAP canister purge valve deactivated.

OK report:
- Diagnostics carried out without fault reported.

Fault handling:
Type III
(See section Fault handling III, "Other emission-related components and functions" for more information.)

Diagnostic help

Diagnosis regards:
- Internal valve leakage.

Functions in the diagnostic tool related to the fault:

Activation:
- EVAP Valve
(See also description of readings/activations in diagnostic tool)