Toyota Sienna Service Manual: Inspection
1. INSPECT BRAKE CYLINDER AND PISTON
(a) Check the brake cylinder bore and rear disc brake piston for rust or scoring.
2. INSPECT PAD LINING THICKNESS
(a) Using a ruler, measure the pad lining thickness.
Standard thickness: 11.0mm (0.433 in.) Minimum thickness: 1.0 mm (0.039 in.)
3. INSPECT REAR DISC BRAKE PAD SUPPORT PLATE
(a) Inspect the rear brake disc pad support plate (No. 1) and rear brake disc pad support plate (No. 2). Make sure that they have sufficient rebound, no deformation, cracks or wear, and have had all rust and dirt cleaned off.
4. INSPECT DISC THICKNESS
(a) Using a micrometer, measure the disc thickness.
Standard thickness: 12.0mm (0.472 in.) Minimum thickness: 10.5 mm (0.413 in.)
Disassembly
1. REMOVE CYLINDER BOOT
(a) Using a screwdriver, remove the set ring and
cylinder boot.
2. REMOVE REAR DISC BRAKE PISTON
(a) Place a shop rug, between the rear disc brake
piston and the disc ...
Reassembly
1. INSTALL REAR DISC
(a) Aligning the matchmarks, install the rear disc.
HINT:
Select the installation position where the disc has
the minimum runout.
2. INSPECT DISC RUNOUT
(a) Temporarily ...
Other materials:
Disassembly
1. REMOVE COOLER DRYER
(a) Using a hexagon wrench 14 mm (0.55 in.), remove
the cap from the modulator.
(b) Remove the O-ring from the cap.
(c) Using needle nose pliers, remove the cooler dryer. ...
Engine Coolant Temperature Receiver Gauge Malfunction
DESCRIPTION
The meter CPU receives engine coolant temperature signals from the ECM via
the multiplex
communication lines. The meter CPU displays engine coolant temperature that is
calculated based on the
data received from the ECM.
WIRING DIAGRAM
INSPECTION PROCEDURE
HINT:
If there is ...
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 ...
