ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT AIR PUMP ASSEMBLY (a) Start the engine and warm it up. (b) Turn the ignition switch off.
(d) Connect the Techstream to the DLC3. (e) Turn the ignition switch to ON and turn the Techstream on. (f) Enter the following menus: Powertrain / Engine and ECT / Utility / Secondary Air Injection Check / Manual Mode / AIR PUMP 1: ON, ASV1: OPEN, AIR PUMP 2: ON, ASV2: OPEN. HINT: When Manual Mode is selected, the Techstream initialization (atmospheric pressure measurement) is performed automatically. The initialization takes 10 seconds. After the initialization, AIR PUMP and ASV operation can be selected. (g) Measure the current while the air pump assembly is turning. Standard Current:
(h) Turn the ignition switch to off. NOTICE:
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Toyota Tundra Service Manual > Blind Spot Monitor System: Yaw Rate Sensor (C1A46)
DESCRIPTION The blind spot monitor sensor receives yaw rate signals from the yaw rate sensor via CAN communication. DTC No. DTC Detection Condition Trouble Area C1A46 A fail flag is transmitted from the yaw rate sensor Vehicle stability control system Blind spot monitor sensor LH Blind spot monitor ...