Toyota Sienna Service Manual: On-vehicle inspection
1. INSPECT COOLING FAN SYSTEM
(a) Put the vehicle in the following conditions
(1) The engine switch is off.
(2) The coolant temperature is less than 95°C (203°F).
(3) The battery voltage is between 9 and 14 V.
(4) The A/C switch is OFF.
(b) Clamp the 400 A probe of an ammeter over the M+ wire of each cooling fan motor.
(c) Turn the ignition switch to the ON position and wait for approximately 10 seconds. Check that the fan stops.
(d) Start the engine. Check that the fan stops with the engine idling.
HINT:
- Make sure that the radiator engine coolant temperature is less than 95°C (203°F).
- Turn the A/C switch OFF.
(e) Check that the fan operates when the A/C switch is turned ON (MAX COOL and the magnetic clutch is operating).
Standard current
HINT:
The coolant temperature is less than 95°C (203°F).
(f) Check that the fan operates when the engine coolant temperature sensor connector is disconnected.
Standard current
(g) After the engine is warmed up, check that the fan operates as shown in the illustration.
HINT:
- The coolant temperature at which the fan starts operating is approximately 95°C (203°F).
- This system can also be checked using the intelligent tester
- Select the following menu items: Powertrain / Engine / Data List / Initial Engine Coolant Temp.
Precaution
NOTICE:
When the ignition switch is turned off and the engine
temperature is high, the cooling fans may operate for
approximately 3 minutes.
After turning the ignition switch of ...
Coolant
Replacement
1. REMOVE NO. 1 ENGINE UNDER COVER (See page
EM-26)
2. REMOVE V-BANK COVER SUB-ASSEMBLY (See
page EM-28)
3. DRAIN ENGINE COOLANT
(a) Loosen the radiator drain cock plug.
HINT:
...
Other materials:
Disassembly
1. REMOVE FRONT SEAT SIDE TABLE LEG COVER (w/
Table)
Using a screwdriver, disengage the claws and
remove the seat side table leg cover.
HINT:
Tape the screwdriver tip before use.
2. REMOVE FRONT SEAT SIDE TABLE (w/ Table)
Remove the 4 nuts and seat side table.
Rem ...
Operating the audio system
Press this button to eject a disc
Insert a disc into the disc slot
Press to pause or resume playing music.
Press the “<” or “>” button to seek up or down for a radio station, or
to access a desired track or file.
Turn this knob to select radio station bands, tracks and ...
Engine immobiliser system
PARTS LOCATION
SYSTEM DESCRIPTION
The engine immobiliser system has been designed to prevent
the vehicle from being stolen. This system uses a
transponder key ECU that stores the key code of the
authorized ignition key. If an attempt is made to start the
engine using a non-authorized key, ...
