Toyota Sienna Service Manual: Disassembly
1. INSPECT PACK CLEARANCE OF FORWARD CLUTCH
HINT: (See page AX-242)
2. REMOVE FORWARD MULTIPLE DISC CLUTCH DISC
(a) Using a screwdriver, remove the snap ring.
(b) Remove the flange, 5 discs and 5 plates from the input shaft assembly.
3. REMOVE FORWARD CLUTCH RETURN SPRING SUB-ASSEMBLY
(a) Place SST on the spring retainer and compress the return spring with a press.
(b) Using a snap ring expander, remove the snap ring.
NOTICE:
- Stop the press when the spring seat is lowered 1 to 2 mm (0.039 to 0.078 in.) from the snap ring groove, preventing the spring seat from being deformed.
- Do not expand the snap ring excessively.
(c) Remove the clutch balancer from the input shaft.
(d) Remove the forward clutch return spring from the input shaft.
4. REMOVE FORWARD CLUTCH RETURN SPRING SUB-ASSEMBLY
(a) Place the forward clutch drum onto the oil pump.
(b) Holding the forward clutch piston by hand, apply compressed air (392 kPa, 4.0 kgf/cm2, 57 psi) to the oil pump to remove the forward clutch piston.
HINT:
When the piston cannot be removed as it is slanted, blow air again with the protruding side pushed, or remove the piston using the needle nose pliers with vinyl tape on the tip.
5. REMOVE INPUT SHAFT OIL SEAL RING
(a) Remove the input shaft oil seal ring from the input shaft.
Forward clutch
Components
...
Inspection
1. INSPECT PACK CLEARANCE OF FORWARD CLUTCH
(a) Install the forward clutch on the oil pump.
NOTICE:
Be careful not to damage the oil seal ring of oil
pump.
b) Using a dial indicator, measure ...
Other materials:
Dtc check / clear
1. DTC CHECK/CLEAR (WHEN USING INTELLIGENT TESTER):
(a) DTC check
(1) Connect the intelligent tester to the DLC3.
(2) Turn the ignition switch to the ON position.
(3) Read the DTCs following the prompts on the
tester screen.
(b) DTC clear
(1) Connect the intelligent tester to the DLC3 ...
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 ...
How to proceed with troubleshooting
HINT:
Use the following procedures to troubleshoot the tire
pressure warning system.
*: Use the intelligent tester.
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
(a) Interview the customer to confirm the trouble.
HINT:
It is important to collect as much specific informat ...
