Mode 8: EVAP System Testing

This mode can close EVAP system with ignition on (engine off). The following component can be opened or closed:

• EVAP canister vent control open.

During following conditions, mode 8 cannot function:

• Low ambient temperature or low fuel temperature.
• Low battery voltage.
• Engine running or ignition switch in the OFF position.
• Low fuel temperature.
• Too much pressure applied to EVAP system.