Toyota Sienna Service Manual: Inspection
1. INSPECT POWER STEERING RACK
(a) Using a dial indicator, check the power steering rack for runout and for teeth wear and damage.
Maximum runout: 0.3 mm (0.012 in.) If necessary, replace the rack & pinion power steering gear assembly.
(b) Check the back surface for wear and damage.
If necessary, replace the rack & pinion power steering gear assembly.
2. INSPECT TIE ROD ASSEMBLY LH
(a) Secure the tie rod assembly in a vise.
(b) Install the nut to the stud bolt.
(c) Flip the ball joint stud back and forth 5 times.
(d) Using a torque wrench, turn the nut continuously at a rate of 3 to 5 seconds per turn and take the torque reading on the 5th turn.
Torque: Turning torque 0.83 to 3.43 N*m (8.5 to 35.0 kgf*cm, 7.3 to 30.4 in.*lbf)
3. INSPECT TIE ROD ASSEMBLY RH
HINT: Perform the same procedure on the other side.
Disassembly
1. REMOVE RETURN TUBE NO.2
(a) Using SST, remove the return tube No. 2.
SST 09023-12701
2. REMOVE STEERING LEFT TURN PRESSURE TUBE
(a) Using SST, remove the left turn pressure tube.
S ...
Reassembly
1. INSTALL RACK STEERING PISTON RING
(a) Coat a new O-ring with power steering fluid and
install it onto the power steering rack.
(b) Expand a new rack steering piston ring with your
fingers ...
Other materials:
Pressure Control Solenoid "D" Performance (Shift
Solenoid Valve SLT)
SYSTEM DESCRIPTION
The linear solenoid valve (SLT) controls the transmission line pressure for
smooth transmission operation
based on signals from the throttle position sensor and the vehicle speed sensor.
The ECM adjusts the
duty ratio (*) of the SLT solenoid valve to control hydraulic line ...
Short to B+ in Rear Curtain Shield Squib LH
Circuit
DTC B1638/86 Short to B+ in Rear Curtain Shield Squib LH
Circuit
DESCRIPTION
The rear curtain shield squib LH circuit consists of the center airbag sensor
assembly and the curtain
shield airbag assembly LH.
The circuit instructs the SRS to deploy when deployment conditions are met.
DTC B ...
How to proceed with troubleshooting
The intelligent tester can be used at steps 3, 7, 10, and 13.
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
(a) Interview the customer to confirm the trouble.
3 DTC CHECK/CLEAR AND FREEZE FRAME DATA
4 PROBLEM SYMPTOM CONFIRMATION
5 PROBLEM SYMPTOM SIMULATION
6 SYMPTOM SI ...
