Aerio L4-2.3L (2006)
4. Connect 12 V-battery to terminal "6" and terminal "7" of EVAP leak check module. In this state, blow breath from port (3).
Breath should not come out of port (4).
If check result is not specified above, replace EVAP leak check module.
WARNING: Do not suck the air through valve. Fuel vapor inside valve is harmful.
CAUTION: Check to make sure that connection is made between correct terminals. Wrong connection can cause damage to EVAP canister vent
valve in EVAP leak check module.
EVAP Leak Detection Pump Check
Reference: EVAP Leak Check Module Removal and Installation (Vehicle with ORVR System)
1. Check EVAP leak detection pump in EVAP leak check module as follows.
a. Connect spherical pneumatic plastic bag (1) with approximately 12.5 cm (4.92 in.) diameter (volume of a sphere: 1L) to EVAP leak check
module using a rubber band (2) as shown in figure.
b. Operate EVAP canister vent valve and EVAP leak detection pump by connecting 12 V battery to EVAP leak check module terminals as shown
in figure.
