Toyota Sienna Service Manual: Problem symptoms table
Vehicle stability control system:
TERMINALS OF ECU
1. Terminal of ECU
(*1): Models with dynamic laser cruise control
(*2): 2WD model
2. Terminal Inspection
(a) Disconnect the connector and measure the voltage or resistance on the wire harness side.
HINT: Voltage cannot be measured with the connector connected to the skid control ECU because the connector is watertight.
Standard
(*1): 2WD model
Other materials:
Installation
1. INSTALL BRAKE PEDAL SUPPORT ASSEMBLY
(a) Install the brake pedal support sub-assembly with
the 4 nuts.
Torque: 16 N*m (160 kgf*cm, 12 ft.*lbf)
(b) Install the clip and clevis pin to the brake pedal
lever.
(c) Using needle-nose pliers, install the tension spring.
(d) Install the ...
For manual air conditioning system
ON-VEHICLE INSPECTION
1. INSPECT AIR INLET CONTROL SERVO MOTOR
(a) Remove the air inlet control servo motor.
(b) Connect the positive (+) lead from the battery to
terminal 5 and negative (-) lead to terminal 1, then
check that the lever turns to "RECIRCULATION"
side smoothly.
...
Inspection
1. INSPECT BRAKE CYLINDER AND PISTON
(a) Check the brake cylinder bore and front disc brake
piston for rust or scoring.
2. INSPECT PAD LINING THICKNESS
(a) Using a ruler, measure the pad lining thickness.
Standard thickness:
12.0 mm (0.472 in.)
Minimum thickness:
1.0 mm (0.039 in.)
3. ...
