Toyota Sienna Service Manual: Disassembly
1. REMOVE FRONT DISC BRAKE BUSH DUST BOOT
(a) Using soft jaws on the vise, hold the front disc brake cylinder mounting LH in the vise through aluminum plates.
(b) Using a screwdriver and hammer, remove the 2 front disc brake bush dust boots from the front disc brake cylinder mounting LH.
2. REMOVE CYLINDER BOOT
(a) Using a screwdriver, remove the set ring and cylinder boot.
3. REMOVE FRONT DISC BRAKE PISTON
(a) Place a shop rug, between the front disc brake piston and the disc brake cylinder sub-assembly.
(b) Use compressed air to remove the front disc brake piston from the disc brake cylinder sub-assembly.
| CAUTION: Do not place your fingers in front of the piston when using compressed air. |
NOTICE: Do not spatter the brake fluid.
4. REMOVE PISTON SEAL
(a) Using a screwdriver, remove the piston seal from the front disc brake cylinder sub-assembly.
NOTICE: Do not damage the inner cylinder and cylinder groove.
5. REMOVE FRONT DISC BRAKE BLEEDER PLUG
(a) Remove the front disc brake bleeder plug from the front disc brake cylinder sub-assembly.
6. REMOVE FRONT DISC BRAKE BLEEDER PLUG CAP
7. REMOVE FRONT DISC
(a) Place matchmarks on the front disc and the axle hub.
(b) Remove the front disc.
Removal
HINT:
Remove the RH side by the same procedure as the LH side.
1. REMOVE FRONT WHEEL
2. DRAIN BRAKE FLUID
NOTICE:
Wash the brake fluid off immediately if it attaches to
any painted surface.
3. ...
Inspection
1. INSPECT BRAKE CYLINDER AND PISTON
(a) Check the brake cylinder bore and front disc brake
piston for rust or scoring.
2. INSPECT PAD LINING THICKNESS
(a) Using a ruler, measure the pad linin ...
Other materials:
Differential
SST
RECOMMENDED TOOLS
EQUIPMENT
LUBRICANT
SSM
...
Open or Short Circuit in ABS Motor Relay Circuit
DESCRIPTION
The ABS motor relay supplies power to the ABS pump motor. While the ABS &
TRAC & VSC are
activated, the ECU switches the ABS motor relay ON and operates the ABS pump
motor.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 PERFORM ACTIVE TEST USING INTELLIGENT TESTER (AB ...
Open in Rear Curtain Shield Squib LH Circuit
DTC B1636/88 Open 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 B1636/88 ...
