Purge Control Solenoid Valve Check; Check Valve Check - Mitsubishi Electric Lancer Evolution-VII Workshop Manual

17-12
ENGINE AND EMISSION CONTROL -
A
Battery
Emission Control System

PURGE CONTROL SOLENOID VALVE CHECK

NOTE
When disconnecting the vacuum hose, always make a mark
so that it can be reconnected at original position.
1. Disconnect the vacuum hose from the solenoid valve.
2. Disconnect the harness connector.
3. Connect a hand vacuum pump to nipple (A) of the solenoid
valve (refer to the illustration at left).
4. Check airtightness by applying a vacuum with voltage
applied directly from the battery to the purge control
solenoid valve and without applying voltage.
Battery voltage
Applied
Not applied
5. Measure the resistance between the terminals of the
solenoid valve.
Standard value: 30 - 34 Ω (at 20_C)

CHECK VALVE CHECK

Connect a hand vacuum pump to the check valve, apply
vacuum and check the airtightness.
Connected nipple colour
Black
Brown
Normal condition
Vacuum leaks
Vacuum maintained
Normal condition
Vacuum leaks
Vacuum is maintained