Toyota Sienna Service Manual: Disassembly
1. REMOVE BRAKE MASTER LESS RESERVOIR TANK CYLINDER SUB-ASSEMBLY
(a) Using soft jaws on the vise, hold the brake master cylinder in a vise through aluminum plates.
(b) Using a screwdriver, remove the O-ring.
(c) Using SST, remove the brake tube from the brake master cylinder.
SST 09023-00101
(d) Remove the 2 nuts, 2 bolts and brake master less reservoir tank cylinder sub-assembly.
NOTICE:
- Pay due attention so as not to drop the No. 3 piston from the diameter converting unit. (if the No. 3 piston drops, it cannot be reused.)
- Pay due attention so as not to drop the No. 1 piston from the plunger master cylinder. (if the No. 1 piston drops, it cannot be reused.)
(e) Using a screwdriver, remove the 2 O-rings.
(f) Using a pin punch (φ 5 mm) and hammer, remove the pin.
(g) Remove the brake master cylinder union and 2 brake master cylinder union grommets.
Removal
NOTICE:
Do not adjust the brake booster push rod.
Do not change the combination of the diameter
converting unit and brake.
1. DRAIN BRAKE FLUID
NOTICE:
Wash the brake fluid off immediatel ...
Reassembly
1. INSTALL BRAKE MASTER LESS RESERVOIR TANK CYLINDER SUB-ASSEMBLY
(a) Apply lithium soap base glycol grease to the 2 brake
master cylinder union grommets and install them to
the brake master less r ...
Other materials:
Terminals of ECU
1. CHECK DRIVER SIDE J/B ASSEMBLY (MULTIPLEX NETWORK BODY ECU)
Disconnect the 1C, 1J, 1L, 1K, 1P, B6, B7 and B9 J/
B connectors.
Measure the voltage and resistance according to
the value(s) in the table below.
Standard
HINT:
If the result is not as specified ...
Installation
1. INSTALL TRANSFER RH BEARING RETAINER OIL SEAL
(a) Using SST, install a new transfer RH bearing
retainer oil seal to the transfer case at the position
as show in the illustration.
SST 09223-46011
NOTICE:
Do not install the oil seal obliquely
(b) Apply small amount of MP grease to the oi ...
Internal Control Module Random Access Memory (RAM) Error
DESCRIPTION
The ECM continuously monitors its own internal memory status, internal
circuits, and output signals
transmitted to the throttle actuator. This self-check ensures that the ECM is
functioning properly. If any
malfunction is detected, the ECM sets the appropriate DTC and illumina ...
