Toyota Sienna Service Manual: Disassembly
1. INSPECT UNDERDRIVE PLANETARY GEAR PRELOAD
HINT: (See page AX-260)
2. REMOVE FRONT PLANETARY GEAR NUT
(a) Using SST, loosen the staked part of the lock nut.
SST 09930-00010 (09931-00010, 09931-00020), 09387-00050
(b) Place the underdrive planetary gear in a soft jaw vise.
NOTICE: Be careful not to damage the differential drive pinion.
(c) Using a socket wrench, remove the lock nut.
3. REMOVE CYLINDRICAL ROLLER BEARING RACE INNER
(a) Using SST, remove the cylindrical roller bearing race inner.
SST 09950-00020, 09950-00030, 09950-60010 (09951-00320, 09957-04010)
4. REMOVE UNDERDRIVE PLANETARY GEAR ASSEMBLY
(a) Using SST and a press, remove the differential drive pinion, parking lock gear, counter driven gear with underdrive planetary ring gear and radial ball bearing front.
SST 09950-60010 (09951-00320), 09387-00050, 09950-00020, 09950-00030, 09950-40011 (09957-04010)
(b) Place the underdrive planetary gear in a soft jaw vise.
(c) Using SST, remove the radial ball bearing rear from the underdrive planetary gear
SST 09950-60010 (09951-00320), 09950-00030, 09950-40011 (09957-04010)
5. REMOVE UNDERDRIVE PLANETARY RING GEAR
(a) Using a snap ring pliers, remove the snap ring.
(b) Remove the underdrive planetary ring gear from the counter driven gear.
Underdrive planetary gear
COMPONENTS
...
Inspection
1. INSPECT UNDERDRIVE PLANETARY GEAR PRELOAD
(a) Using SST, fix the underdrive planetary gear
assembly.
SST 09387-00050
(b) Using SST and a torque wrench, measure the
turning torque of th ...
Other materials:
Short to GND in CAN Bus Line
DESCRIPTION
A short to GND is suspected in the CAN bus wire when the resistance between
terminals 4 (CG) and 6
(CANH), or terminals 4 (CG) and 14 (CANL) of the DLC3 is below 200 Ω.
Symptoms
Trouble Area
The resistance between terminals 6 (CANH) and 4 (CG), or ter ...
On-vehicle inspection
1. INSPECT FRONT AXLE HUB BEARING BACKLASH
(a) Using a dial gauge, check for backlash near the
center of the axle hub.
Maximum:
0.05 mm (0.0020 in.)
If backlash exceeds the maximum, replace the
bearing.
NOTICE:
Ensure that the dial gauge is set at right angles
to the measurement surface ...
Evaporative Emission Control System Incorrect Purge Flow
DTC SUMMARY
DESCRIPTION
The circuit description can be found in the EVAP (Evaporative Emission)
System (See page ES-409).
INSPECTION PROCEDURE
Refer to the EVAP System (See page ES-412).
MONITOR DESCRIPTION
The two monitors, Key-Off and Purge Flow, are used to detect malfunctions
relat ...
