Toyota Sienna Service Manual: Disassembly
HINT: Overhaul the RH side by the same procedures as these of the LH side.
1. REMOVE REAR WHEEL
2. SEPARATE REAR DISC BRAKE CALIPER ASSEMBLY LH
HINT: Do not disconnect the flexible hose from the brake caliper.
3. REMOVE REAR DISC
(a) Release the parking brake, and remove the rear disc.
HINT:
- Align matchmarks on the disc and the axle hub.
- If the disc cannot be removed easily, turn the shoe adjuster until the wheel turns freely.
4. REMOVE PARKING BRAKE SHOE ASSEMBLY LH NO.1
(a) Using needle-nose pliers, remove the 2 shoe return tension springs.
(b) Disconnect the tension spring from the parking brake shoe assembly LH No. 1.
(c) Slide out the parking brake shoe assembly LH No. 1 and remove the parking brake shoe assembly LH No. 1.
(d) Remove the shoe hold-down compression spring, 2 cups and shoe hold-down compression spring pin No. 1.
5. REMOVE PARKING BRAKE SHOE ADJUSTING SCREW SET
6. REMOVE PARKING BRAKE SHOE STRUT LH
7. REMOVE PARKING BRAKE SHOE ASSEMBLY LH NO.2
(a) Disconnect the return spring from the parking brake shoe assembly LH No. 2 and remove the tension spring.
(b) Slide out the parking brake shoe assembly LH No.
2.
(c) Remove the shoe hold-down compression spring, 2 cups and shoe hold-down compression spring pin No. 2.
(d) Using needle-nose pliers, disconnect the parking brake cable No. 3 from the parking brake shoe lever and remove the parking brake shoe assembly LH No. 2.
8. REMOVE PARKING BRAKE SHOE LEVER LH
(a) Using a screwdriver, remove the C-washer.
(b) Remove the shim and shoe lever from the parking brake shoe.
Parking brake assembly
COMPONENTS
...
Inspection
1. INSPECT BRAKE DISC INSIDE DIAMETER
(a) Using a brake drum gauge or equivalent, measure
the inside diameter of the disc.
Standard inside diameter:
190 mm (7.480 in.)
Maximum inside diameter ...
Other materials:
Knock Sensor 1 Circuit Low Input
DESCRIPTION
A flat type knock sensor (non-resonant type) has a structure that can detect
vibrations over a wide band of
frequencies: between approximately 6 kHz and 15 kHz.
Knock sensors are fitted onto the engine block to detect engine knocking.
The knock sensor contains a piezoelectr ...
Installation
1. INSTALL DISTANCE CONTROL ECU ASSEMBLY
Using a torque wrench, install the bolt.
Torque: 5 N*m (51 kgf*cm, 44 in.*lbf)
NOTICE:
Do not install the dropped or shocked distance
control ECU assembly.
2. INITIALIZE DISTANCE CONTROL ECU
NOTICE:
After replacing the distance control ECU ...
Problem symptoms table
When a "Normal" code is output during a DTC check but
the problem still occurs, use the Problem Symptoms
Table. The suspected areas (circuits or parts) for each
problem symptoms are in the table. The suspected areas
are listed in order of probability. A description of each of
the char ...