Toyota Sienna Service Manual: Problem symptoms table
Use the table below to help you find the cause of the problem.
The numbers indicate the likelihood of the cause in the descending order. Check each part in the order shown.
Replace these parts as necessary.
PARKING BRAKE SYSTEM 
Adjustment
1. REMOVE REAR WHEEL
2. ADJUST PARKING BRAKE SHOE CLEARANCE (See
page PB-18)
3. INSTALL REAR WHEEL
Torque: 103 N*m (1,050 kgf*cm, 76 ft.*lbf)
4. INSPECT PARKING BRAKE PEDAL TRAVEL
(a) Slowly dep ...
Other materials:
Idle Control System Malfunction
DTC P0505 Idle Control System Malfunction
DESCRIPTION
The idling speed is controlled by the ETCS (Electronic Throttle Control
System). The ETCS is comprised
of: 1) the one valve type throttle body; 2) the throttle actuator, which
operates the throttle valve; 3) the
Throttle Position (TP) sen ...
Towing with a wheel-lift type truck
From the front (2WD models)
Release the parking brake.
From the front (AWD models)
Use a towing dolly under the rear
wheels.
From the rear
Use a towing dolly under the front
wheels. ...
Setting up intuitive parking assist
You can change the buzzer sound volume and the screen operating
conditions.
Press the “APPS” button.
Select “Setup” on the screen.
Select “Vehicle” on the screen.
Select “TOYOTA Park Assist Settings” on the screen.
Select the desired item.
The buzzer sound volu ...
