ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT SHIFT LEVER POSITION (a) When moving the shift lever from P to R with the ignition switch ON and brake pedal depressed, make sure that it moves smoothly and correctly into position. (b) Start the engine and make sure that the vehicle moves forward after moving the shift lever from N to D and moves rearward after moving the shift lever to R. If the operation cannot be performed as specified, inspect the park/neutral position switch assembly and check the shift lever assembly installation condition. |
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 ...
