- coolant temperature above 55°C;
- air temperature above 10°С;
- the engine is not in idle mode;
- the specified load threshold has been reached;
- throttle position sensor is not in position «idling».
When diagnosing with «on-board diagnostic system» adsorber purge is not allowed.
The canister purge solenoid valve cycling degree can be determined using a scan tool by reading parameter PR102 (degree of cyclic opening of the absorber purge solenoid valve).
The solenoid valve is closed when the parameter value is below 1.2%.