DIAGNOSIS SYSTEM DIAGNOSIS FUNCTION (a) If a malfunction is detected in the forward recognition camera, the forward recognition camera stores a DTC without directly informing the driver via indicator lights, and then notifies the systems that use the forward recognition camera. Those systems then notify the driver. |
Toyota Tundra Service Manual > Throttle Body: On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. CHECK THROTTLE BODY ASSEMBLY (a) Check the throttle control motor operating sounds. (1) Turn the ignition switch to ON. (2) When depressing the accelerator pedal, check the operating sound of the running motor. Make sure that no friction noises emit from the motor. ...