Intake Kit Installation Instructions: ’03-’04 Toyota Matrix & Pontiac Vibe. Complete kit with parts. Step 1. With sensors disconnected, now remove upper Step 2. Disconnect wiring harnesses leading to Mass Airflow Sensor, VSV valves located to either side of MAS on factory airbox (indicated by arrows). On the brown harness toward the front end of the car, place provided rubber cap over harness lead. Step 3. From the throttle body, there is a _” vacuum line that extends into
check valve and then a “T” connection. Disconnect the smaller (bat-
tery side) vacuum tube from the check valve. Now disconnect longer
vacuum tube from “T” and reconnect to now open check valve. The
remaining “T” and hoses will be removed with the airbox…
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