Toyota Matrix XRS Air Intake Removal And Installation Instructions

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1. Turn the ignition OFF and disconnect the vehicle’s negative battery cable. 2. Disconnect the mass air sensor electrical connection. 3. Remove the screw that secure the vacuum switching valve to the air cleaner. 4. Remove the stock bracket from the vacuum switching valve. 5. For 2005 and 2006 models, you need to unclip the vacuum switching valve hose from the intake tube, and remove the screw from PWM switching valve. 6. Loosen the clamps at the throttle body and at the air cleaner, then remove the stock intake tube. 7. For 2002 to 2004 models, you need to remove the EVAP OBD canister closed valve vent from the air cleaner. Then unclip the upper air cleaner, then tilt upwards to unclip the PWM vacuum switching valve and the vacuum hose. 8. For 2005 and 2006 models, unclip vacuum switching valve hoses from air box, then unclip the PWM switching valve wire harness from upper airbox. 9. Remove the upper Air cleaner. 10. For 2002 to 2004 models, loosen and remove the bolt that secure the EVAP OBD canister closed valve to the lower air cleaner. 11. Loosen and remove the three bolts that secure the lower air cleaner, then disconnect the vacuum hose from the butterfly valve. 12. Tilt the lower air cleaner upwards to unclip the wire harness. 13. Remove the lower air cleaner. 14. Loosen the battery hold down bracket. 15. Remove the bolt that secures the battery hold down bracket to the radiator core support, then remove the battery hold down bracket. 16. Remove the push clip that secures the air inlet duct to the radiator core support. 17. Loosen and remove the bolt that secures the air inlet duct to the inner fender. 18. Tilt that battery backwards, then remove the air inlet duct. 19. Reinstall the battery hold down bracket. 20. Disconnect two vacuum hoses from the vacuum switching valve. Install of Intake