Toyota Sienna Service Manual: On-vehicle Inspection
1. CHECK STEERING WHEEL FREEPLAY
(a) Stop the vehicle and face the tires straight ahead.
(b) Rock the steering wheel gently up and down with your hand, check the steering wheel freeplay.
Maximum freeplay: 30 mm (1.18 in.)
Problem Symptoms Table
HINT:
Use the table below to help determine the cause of the
problem. Likely causes of the problem are indicated in
descending order. Check each suspected area in order.
Repair or replace the fa ...
Repair
1. STEERING OFF CENTER REPAIR PROCEDURE
(a) Inspect steering wheel off center.
(1) Apply masking tape to the top center of the
steering wheel and steering column upper
cover.
(2) Drive th ...
Other materials:
Short to B+ in Front Pretensioner Squib RH Circuit
DTC B0133/62 Short to B+ in Front Pretensioner Squib RH Circuit
DESCRIPTION
The front pretensioner squib RH circuit consists of the center airbag sensor
assembly and the front seat
outer belt assembly RH.
This circuit instructs the SRS to deploy when deployment conditions are met.
DTC B01 ...
Communication Error of Yaw Rate Sensor
DTC U0123 Communication Error of Yaw Rate Sensor
DESCRIPTION
This circuit detects the yaw rate of the vehicle and transmits its signal to
the skid control ECU and
distance control ECU.
DTC No.
DTC Detection Condition
Trouble Area
U0123
While the dynamic ...
Passenger Side Buckle Switch Circuit Malfunction
DTC B1771 Passenger Side Buckle Switch Circuit Malfunction
DESCRIPTION
The passenger side buckle switch circuit consists of the occupant
classification ECU and the front seat
inner belt assembly RH.
DTC B1771 is recorded when a malfunction is detected in the passenger side
buckle switch ci ...
