Toyota Sienna Service Manual: Problem symptoms table
HINT: Use the table below to help determine the cause of the problem. The likely causes of the problem are indicated in descending order. Check each suspected area in order. If necessary, repair or replace the faulty parts.
TIRE AND WHEEL SYSTEM 
Precaution
1. REMOVAL AND INSTALLATION TIRE PRESSURE
WARNING VALVE AND TRANSMITTER
(a) When installing a tire, make sure that the tire
pressure warning valve and transmitter does not
interfere with the tire ...
Inspection
1. INSPECT TIRES
(a) Check the tires for wear and proper inflation
pressure.
Cold tire inflation pressure
(b) Using a dial indicator, check the runout of the tires.
Tire runout:
1.4 mm (0.0 ...
Other materials:
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
NOTICE:
Wait for 90 se ...
Installation
1. INSTALL PARK/NEUTRAL POSITION SWITCH ASSEMBLY
(a) Install the park/neutral position switch to the manual
valve shaft.
(b) Temporarily install the 2 bolts.
(c) Place a new lock plate and tighten the nut.
Torque: 6.9 N*m (70 kgf*cm, 61 in.*lbf)
(d) Temporarily install the control ...
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 ...
