Toyota Sienna Service Manual: Removal and installation of engine intake parts
REMOVAL AND INSTALLATION OF ENGINE INTAKE PARTS
(a) If any metal particles enter inlet system parts, this may damage the engine.
(b) When removing and installing inlet system parts, cover the openings of the removed parts and engine openings. Use gummed tape or other suitable materials.
(c) When installing inlet system parts, check that no metal particles have entered the engine or the installed parts.
Removal and installation of fuel control parts
(a) PLACE FOR REMOVING AND INSTALLING FUEL
SYSTEM PARTS
(1) Work in a location with good air ventilation that
does not have welders, grinders, drills, electric
motors, stoves, or any other ignitio ...
Handling of hose clamps
HANDLING OF HOSE CLAMPS
(a) Before removing the hose, check the clamp position
so that it can be reinstalled in the same position.
(b) Replace any deformed or dented clamps with new
ones.
...
Other materials:
Sensor signal check by test mode (signal check) (when using intelligent
tester)
(a) When having replaced the skid control ECU and/or
yaw rate and deceleration sensor, perform zero
point calibration of the yaw rate and deceleration
sensor.
HINT:
If the ignition switch is turned from the ON
position to the ACC or off during test mode
(signal check), DTCs of the signal ...
Problem symptoms table
HINT:
Proceed to the troubleshooting for each circuit in the table
below.
AIRBAG SYSTEM
Symptom
Suspected Area
The SRS warning light goes off after the primary
check, but then comes on.
SRS Warning Light Remains ON
When the ignition switch is turned to t ...
Inspection
1. INSPECT FRONT DIFFERENTIAL
(a) Using a dial indicator, measure the backlash of one
pinion gear while holding the front differential side
gear toward the case.
Standard backlash:
0.05 - 0.20 mm (0.0020 - 0.0079 in.)
NOTICE:
Do not mount the surface of front differential
case which cont ...
