Toyota Sienna Service Manual: Inspection
1. INSPECT THERMOSTAT
(a) Inspect the thermostat.
HINT: The valve opening temperature is inscribed on the thermostat.
(b) Immerse the thermostat in water and gradually heat the water.
(c) Check the valve opening temperature.
Valve opening temperature: 80 to 84°C (176 to 183°F) If the valve opening temperature is not as specified, replace the thermostat.
(d) Check the valve lift.
Valve lift: 7.7 mm (0.303 in.) or more at 95°C (203°F) If the valve lift is not as specified, replace the thermostat.
(e) Check that the valve is fully closed when the thermostat is at low temperatures (below 40°C (104°F)).
If it is not fully closed, replace the thermostat.
Removal
1. REMOVE V-BANK COVER SUB-ASSEMBLY (See
page EM-28)
2. REMOVE NO. 1 ENGINE UNDER COVER (See page
EM-26)
3. DRAIN ENGINE COOLANT (See page CO-6)
4. REMOVE FRONT WHEEL RH
5. REMOVE FRONT FENDER A ...
Installation
1. Install thermostat
(a) Install a new gasket to the thermostat.
(b) Install the thermostat with the jiggle valve facing up.
Hint:
the jiggle valve may be set within 10° on either side
of ...
Other materials:
Open in Front Passenger Side Squib 2nd Step
Circuit
DTC B1186/58 Open in Front Passenger Side Squib 2nd Step
Circuit
DESCRIPTION
The front passenger side squib 2nd step circuit consists of the center airbag
sensor assembly and the
front passenger airbag assembly.
The circuit instructs the SRS to deploy when deployment conditions are met.
...
Disassembly
HINT:
Overhaul the RH side by the same procedures as these of
the LH side.
1. REMOVE REAR WHEEL
2. SEPARATE REAR DISC BRAKE CALIPER
ASSEMBLY LH
HINT:
Do not disconnect the flexible hose from the brake
caliper.
3. REMOVE REAR DISC
(a) Release the parking brake, and remove the rear
disc.
H ...
ECM Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
ECM Communication Stop
Mode
"Engine" is not displayed on the "Communication
Bus Check" screen of the intelligent tester
Applies to "ECM Communication Stop Mode" in ...
