Toyota Sienna 2010-2026 Owners Manual: Theft deterrent system

Exhaust gas precautions

Harmful substance to the human body is included in exhaust gases if inhaled. WARNINGExhaust gases include harmful carbon monoxide (CO), which is colorless and odorless. Observe the fol ...

Engine immobilizer system

The vehicle’s keys have built-in transponder chips that prevent the engine from starting if a key has not been previously registered in the vehicle’s on-board computer. Never leave the keys i ...

Other materials:

Rear Clearance Sonar Sensor RH Circuit
DESCRIPTION An ultrasonic sensor consists of a sensor portion that transmits and receives ultrasonic waves and a preamplifier that amplifies them. The ultrasonic sensor outputs the ultrasonic waves and sends the received signals to the clearance warning ECU. WIRING DIAGRAM INSPECTION PR ...

Noise Occurs
INSPECTION PROCEDURE 1 NOISE CONDITION Check in which direction the noise comes from (front left or right, or rear left or right).  Check in which direction the noise comes from. OK: The location of the noise source can be determined 2 CHECK SPEAKERS Check the installatio ...

Active Control Engine Mount System
DESCRIPTION LOCATION The Active Control Engine Mount (ACM) system decreases engine vibration at engine idling using the ACM VSV. The VSV is controlled by a pulse signal transmitted to the VSV from the ECM. The frequency of this pulse signal is matched to the engine speed to decrease engine ...