Toyota Sienna Service Manual: Removal
1. DISCHARGE FUEL SYSTEM PRESSURE
2. REMOVE V-BANK COVER SUB-ASSEMBLY
3. DRAIN ENGINE COOLANT
4. REMOVE WINDSHIELD WIPER MOTOR ASSEMBLY
5. REMOVE FRONT OUTER COWL TOP PANEL SUBASSEMBLY
6. REMOVE AIR CLEANER CAP SUB-ASSEMBLY
7. REMOVE AIR CLEANER CASE SUB-ASSEMBLY
8. REMOVE INTAKE AIR SURGE TANK ASSEMBLY
- Disconnect the 2 water by-pass hoses from the throttle body [A].
- Disconnect the vapor feed hose [B].
- Disconnect the throttle body connector and clamp [C].
- Disconnect the ventilation hose [D].
- Disconnect the union to check valve hose [E].
- Disconnect the connector [F].
- Using a 5 mm socket hexagon wrench, remove the 4 bolts [G].
- Remove the 2 nuts, 2 bolts and intake air surge tank [H].
- Remove the gasket from the intake air surge tank [I].
9. REMOVE FUEL MAIN TUBE SUB-ASSEMBLY
10. REMOVE INTAKE MANIFOLD
11. REMOVE KNOCK CONTROL SENSOR
- Disconnect the 2 knock sensor connectors.
- Remove the 2 bolts and then remove the 2 knock control sensors.
Knock sensor
COMPONENTS
...
Inspection
1. KNOCK CONTROL SENSOR
Using an ohmmeter, measure the resistance
between the terminals.
Resistance:
120 to 280 kΩ at 20C (68F)
If the resistance is not specified, replac ...
Other materials:
DTC check / clear
HINT:
Illustrations may differ from the actual vehicle depending
on the device settings and options. Therefore, some
detailed areas may not be shown exactly the same as on
the actual vehicle.
If the system cannot enter the diagnostic mode, inspect all AVC-LAN
communication ...
Diagnosis system
1. CHECK DLC3
The vehicle's ECU uses ISO 15765-4 for
communication protocol. The terminal arrangement
of the DLC3 complies with SAE J1962 and matches
the ISO 15765-4 format.
NOTICE:
*: Before measuring the resistance, leave the
vehicle as is for at least 1 minute and do ...
Seat heaters
For driver’s seat
For front passenger’s seat
On
The indicator light comes on.
Adjusts the seat temperature
The further you move the dial
upward, the warmer the seat
becomes.
The seat heaters can be used when the engine switch is in the “ON”
position
(vehicles ...
