Toyota Sienna Service Manual: Test mode procedure

Perform zero point calibration of yaw rate and deceleration sensor (when using sst check wire)

NOTICE: While obtaining the zero point, do not vibrate the vehicle by tilting, moving or shaking it and keep it in a stationary condition. (Do not turn the ignition switch to the ON position ...

Warning light and indicator light bulb check

(a) Check the warning lights. (1) Release parking brake pedal. (2) When the ignition switch is turned to the ON position, check that the ABS warning light, BRAKE warning light, VSC warning ...

Other materials:

Inspection
1. INSPECT FRONT SEAT INNER BELT ASSEMBLY RH  Release the seat belt (Buckle switch is ON).  Check the resistance between the terminals. Standard If the result is not as specified, replace the inner belt assembly.  Inspect the buckle switch.  Fasten ...

Folding Motor Circuit
DESCRIPTION The fold seat control ECU receives a switch operation signal from the fold seat switch and activates the folding motor. At this time, the Hall IC (seat cushion position sensor) detects the actuation signal. The fold seat control ECU uses signals from the Hall IC (seat cushion posi ...

Rear Air Mix Damper Position Sensor Circuit
DESCRIPTION This sensor detects the position of the rear air mix control servo motor (water valve servo motor) and sends the appropriate signals to the A/C amplifier. The position sensor is built in the rear air mix control servo motor (water valve servo motor). The position sensor's r ...