REASSEMBLY CAUTION / NOTICE / HINT HINT:
PROCEDURE 1. INSTALL FOG LIGHT BULB 
(a) Turn the fog light bulb in the direction indicated by the arrow in the illustration to install it to the fog light assembly LH. |
Toyota Tundra Service Manual > Sfi System: Secondary Air Injection System Switching Valve "A" Circuit (P0412,P0415)
DESCRIPTION The Secondary Air Injection (AIR) system consists of an air pump, the Air Switching Valve (ASV), a pressure sensor, the Air Injection Control Driver (AID) and the ECM. For a short time after a cold engine start, the AIR system pumps secondary air to the exhaust port of the cylinder head ...
