Toyota Sienna Service Manual: Precaution
1. Check that the battery cables are connected to the correct terminals.
2. Disconnect the battery cables when the battery is given a quick charge.
3. Do not perform tests with a high voltage insulation resistance tester.
4. Never disconnect the battery cables while the engine is running.
5. Check that the charging cable nut is tightened on terminal b of the generator and the engine room r/b.
Parts location
SYSTEM DIAGRAM
PROBLEM SYMPTOMS TABLE
Charging system
...
On-vehicle inspection
1. Check battery electrolyte level
(a) Check the electrolyte level.
(1) If the electrolyte level is low, replace the battery
(or add distilled water) and check the charging
system.
2. CHECK BAT ...
Other materials:
Customizing vehicle features
Changing using the audio system screen
Audio system with “CAR” button
Press the “SETUP” button.
Select “Vehicle” on the “Setup” screen.
Audio system with “APPS” button
Press the “APPS” button.
Select “Setup” on the “Apps” screen and select ...
Terminals of ECU
1. COMBINATION METER ASSEMBLY
*1: with Power Rear No. 2 Seat with Stowing Function
*2: with Theft Deterrent System
Waveform 1 (Reference) : Using an oscilloscope:
OK:
HINT:
As vehicle speed increases, the cycle of the signal
waveform narrows.
Wavefor ...
Installation
1. INSTALL ENGINE COOLANT TEMPERATURE SENSOR
Install the engine coolant temperature sensor.
Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf)
Connect the engine coolant temperature sensor
connector.
2. INSTALL AIR CLEANER CASE SUB-ASSEMBLY
3. INSTALL AIR CLEANER CAP SUB-ASSEMBLY
...
