Toyota Sienna Service Manual: Inspection
1. INSPECT 2ND BRAKE PISTON RETURN SPRING SUB-ASSEMBLY
(a) Using vernier calipers, measure the free length of the spring together with the spring seat.
Standard free length: 16.61 mm (0.6539 in.)
Disassembly
1. REMOVE 2ND BRAKE PISTON RETURN SPRING
SUB-ASSEMBLY
(a) Place SST on the return spring and compress the
return spring with a press.
SST 09387-00060
(b) Using a screwdriver, remove the snap ...
Reassembly
1. INSTALL 2ND BRAKE PISTON O-RING
(a) Coat 2 new O-rings with ATF, and install them in the
2nd brake piston.
NOTICE:
Make sure that the O-ring is not twisted or
pinched.
2. INSTALL 2ND BRAK ...
Other materials:
Power back door main switch
INSPECTION
1. INSPECT POWER BACK DOOR MAIN SWITCH
Inspect the resistance of the main switch.
Resistance
If the result is not as specified, replace the switch.
Apply battery voltage and check the illuminates.
OK
HINT:
Whether the switch illuminates or not will not affect
th ...
Memory function
Concept
The following settings can be stored and, if necessary,
retrieved using the memory function:
Seat position.
Exterior mirror position.
Height of the Head-up Display.
General information
Two memory locations with different settings
can be set for each driver profile.
The following settin ...
Throttle Actuator Control Motor Circuit
DESCRIPTION
The throttle actuator is operated by the ECM and opens and closes the
throttle valve using gears.
The opening angle of the throttle valve is detected by the Throttle Position
(TP) sensor, which is mounted
on the throttle body. The TP sensor provides feedback to the ECM. This ...
