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:
Rear Power Seat Switch Circuit
DESCRIPTION
When the power rear no. 2 seat switch is operated, a recline signal is sent
to the fold seat control ECU.
The ECU activates the reclining motor based on the signal from the power rear
no. 2 seat switch.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT FOLD SEAT CONTROL ECU
...
Absence of Registration Unit/ No Response for Connection Check/ Last Mode
Error/ No Response Against ON / OFF Command/ Mode Status Error/ Slave Reset
DESCRIPTION
HINT:
*1: Even if no fault is present, this trouble code may be stored
depending on the battery condition or
engine start voltage.
*2: If the power connector is disconnected after the engine
starts, this code is stored after 180 seconds.
*3: If the ...
Data list / active test
1. DATA LIST
HINT:
Using the DATA LIST displayed on the intelligent tester,
you can read the value of the switch, sensor, actuator,
etc. without parts removal. Reading the DATA LIST as
the first step of troubleshooting is one way to shorten the
labor time.
Connect the intelligent tes ...
