Evaporative Emission Ventilation Solenoid Check

Connect a hand vacuum pump to nipple (A) of the evaporative emission canister and evaporative emission ventilation solenoid assembly.
Connect a plug to nipple (B) of the evaporative emission canister and evaporative emission ventilation solenoid assembly.

Fig 1: Connecting Plug To Evaporative Emission Canister And Evaporative Emission Ventilation Solenoid
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

Check air tightness by applying a vacuum with voltage applied directly from the battery to the evaporative emission ventilation solenoid and without applying voltage.

BATTERY VOLTAGE SPECIFICATIONS

Battery voltage	Normal condition
Applied	Vacuum maintained
Not applied	Vacuum leaks

Fig 2: Checking Evaporative Emission Vent Solenoid

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

Measure the resistance between the terminals of the solenoid.
Standard value: 17-21 Ω [at 20°C (68°F)]

Fig 3: Measuring Resistance Between Terminals Of Solenoid
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.