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Toyota Sienna Service Manual: Yaw rate sensor check (when using intelligent tester)

Toyota Sienna Service Manual / Brake control / Vehicle stability control system / Test mode procedure / Yaw rate sensor check (when using intelligent tester)

Yaw rate sensor check (when using intelligent tester)

(a) Check the output of the yaw rate sensor.

(1) Move the shift lever to the D position, drive the vehicle at a speed of approximately 5 km/h (3 mph), and turn the steering wheel either to the left or right 90° or more until the vehicle makes a 180° turn.

(2) Stop the vehicle and move the shift lever to the P position. Check that the skid control buzzer sounds for 3 seconds.

HINT:

6. DTC OF TEST MODE (SIGNAL CHECK) FUNCTION

ABS sensor:

VSC sensor:

HINT: The codes in this table are output only in Test Mode (signal check).

Speed sensor check (when using intelligent tester)
(a) Check the backward signal. (1) Drive the vehicle in reverse for more than 1 second at 3 km/h (2 mph) or higher. HINT: Drive the vehicle in reverse and check the speed sensor signal. Note th ...

Sensor signal check by test mode (signal check) (when using sst check wire)
(a) When having replaced the skid control ECU and/or yaw rate and deceleration sensor, perform zero point calibration of the yaw rate and deceleration sensor. HINT: If the ignition switch is t ...

Other materials:

Installation
1. INSTALL OCCUPANT CLASSIFICATION ECU  Check that the ignition switch is off.  Check that the negative battery (-) terminal is disconnected. CAUTION: After disconnecting the negative battery terminal, wait for at least 90 seconds before starting the operation. &nbs ...

Removal
HINT:  Use the same procedures for the RH side and LH side.  The procedures listed below are for the LH side. 1. PRECAUTION CAUTION: Be sure to read "PRECAUTION" thoroughly before servicing. 2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL CAUTION: Wait for 90 s ...

Maintenance requirements
To ensure safe and economical driving, day-to-day care and regular maintenance are essential. It is the owner’s responsibility to perform regular checks. Toyota recommends the following maintenance: General maintenance General maintenance should be performed on a daily basis. This can be done ...

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