Toyota Sienna Service Manual: Disassembly
1. REMOVE PROPELLER SHAFT ASSEMBLY
(a) Put matchmarks on both the flanges.
(b) Remove the 4 nuts, bolts and washers.
2. REMOVE INTERMEDIATE SHAFT
(a) Put matchmarks on the propeller shaft subassembly and universal joint flange.
NOTICE: Do not use a punch for the marks.
(b) Using a hexagon wrench (6 mm), remove the 6 bolts and 2 washers and separate the intermediate shaft from the propeller shaft assembly rear.
3. REMOVE CENTER SUPPORT BEARING ASSEMBLY NO.1
(a) Using a chisel and a hammer, loosen the staked part of the nut.
(b) Using SST(s) to hold the front flange, remove the nut and plate washer.
SST 09330-00021
(c) Put matchmarks on the rear flange and shaft.
(d) Hold the intermediate shaft in a vise between aluminium plates.
NOTICE: Do not overtighten the vise
(e) Using SST(s), remove the rear flange.
SST 09950-40011 (09951-04020, 09952-04010, 09953-04030, 09954-04010, 09955-04061, 09957-04010, 09958-04011)
NOTICE: Be careful not to damage the universal joint flange.
(f) Remove the center support bearing assembly No. 1 (rear) and washer.
4. REMOVE CENTER SUPPORT BEARING ASSEMBLY NO.1
(a) Using a chisel and a hammer, loosen the staked part of the nut.
(b) Using SST(s) to hold the front flange, remove the nut and plate washer.
SST 09330-00021
(c) Put matchmarks on the front flange and shaft.
(d) Hold the intermediate shaft in a vise between aluminium plates.
NOTICE: Do not overtighten the vise.
(e) Using SST(s), remove the front flange.
SST 09950-40011 (09951-04020, 09952-04010, 09953-04030, 09954-04010, 09955-04061, 09957-04010, 09958-04011)
NOTICE: Be careful not to damage the universal joint flange.
(f) Remove the center support bearing assembly No. 1 (front) and washer.
Removal
1. REMOVE EXHAUST PIPE ASSEMBLY
(a) Remove exhaust pipe assembly (See page EX-8).
2. REMOVE PROPELLER W/CENTER BEARING SHAFT ASSEMBLY
(a) Depress the brake pedal and hold it down.
(b) Using ...
Inspection
1. INSPECT SPIDER BEARING
(a) Check that the spider bearing moves smoothly by
turning the flange.
(b) Check for the looseness around the joint by strongly
moving the flange in the axial and ...
Other materials:
Removal
1. Remove rear wheel
2. Remove skid control sensor wire (for 2wd)
Hint:
(see page sp-38)
hint:
disconnect the rh side by the same procedures as the
lh side.
3. SEPARATE SPEED SENSOR REAR LH (for 4WD)
HINT:
(See page SP-38)
4. SEPARATE SPEED SENSOR REAR RH (for 4WD)
HINT:
Separate the RH ...
Catalyst System Efficiency Below Threshold
DTC P0420 Catalyst System Efficiency Below Threshold
(Bank 1)
DTC P0430 Catalyst System Efficiency Below Threshold
(Bank 2)
MONITOR DESCRIPTION
The ECM uses the sensors mounted in front of and behind the three-way
catalyst (TWC) to monitor its
efficiency. The first sensor, an Air Fuel ratio ...
Vehicle exterior
Items
Check points
Doors
Do the doors operate smoothly?
Engine hood
Does the engine hood lock system work
properly?
Fluid leaks
There should not be any signs of fluid
leakage after the vehicle ha ...