Toyota Sienna Service Manual: Removal
1. Remove engine under cover no.1 2. Disconnect cable from negative battery terminal 3. Drain automatic transaxle fluid (see page ax-131) 4. Remove automatic transaxle oil pan subassembly
(a) Remove the 18 bolts, oil pan and gasket.
| NOTICE: Some fluid will remain in the oil pan. Carefully remove the oil pan so that the fluid remaining in the pan does not spill out. |
(b) Remove the 2 magnets from the oil pan.
(c) Examine particles in the pan.
(1) Collect any steel chips using the removed magnets. Look carefully at the chips and particles in the pan and on the magnets to see the type of wear which might be found in the transaxle.
Result: Steel (magnetic): Wear of the bearing, gear or plate Brass (non-magnetic): Wear of the bearing
5. DISCONNECT TRANSMISSION WIRE
(a) Disconnect the 7 shift solenoid valve connectors.
(b) Remove the bolt and lock plate, and disconnect the ATF temperature sensor.
6. REMOVE VALVE BODY OIL STRAINER ASSEMBLY
(a) Remove the 3 bolts and oil strainer.
| NOTICE: Be careful when removing the oil strainer as fluid will come out. |
(b) Remove the O-ring from the valve body oil strainer assembly.
7. REMOVE TRANSMISSION VALVE BODY ASSEMBLY
(a) Support the valve body assembly and remove the 17 bolts and the transmission valve body assembly.
(b) Remove the check ball body and the spring.
(c) Remove the bolt and lock plate from the valve body assembly.
(d) Remove the shift solenoid valve SL3 and SLT from the valve body assembly.
(e) Remove the bolt and shift solenoid valve S4 from the valve body assembly
(f) Remove the shift solenoid valve SR from the valve body assembly.
(g) Remove the bolt and shift solenoid valve DSL from the valve body assembly.
(h) Remove the bolt and shift solenoid valve SL2 from the valve body assembly.
(i) Remove the bolt and shift solenoid valve SL1 from the valve body assembly.
Valve body assembly
Components
...
Installation
1. Install transmission valve body assembly
(a) Install the shift solenoid valve SL1 to the valve body
assembly with the bolt.
Torque: 6.6 N*m (67 kgf*cm, 58 in.*lbf)
(b) Install the shi ...
Other materials:
Removal
1. Disconnect cable from negative battery
terminal
2. REMOVE HEATED OXYGEN SENSOR (for Bank 1
Sensor 2) (See page EC-32)
3. REMOVE TAIL EXHAUST PIPE ASSEMBLY
(a) Remove the 2 bolts.
(b) Disconnect the 3 exhaust pipe supports and remove
the tail exhaust pipe assembly.
(c) Remove the gas ...
SM Solenoid Circuit
DTC C1225/25 SM Solenoid Circuit
DESCRIPTION
This solenoid turns on when receiving signals the ECU and controls the
pressure acting on the wheel
cylinders to control the braking force.
WIRING DIAGRAM
Refer to DTCs C0226/21, C0236/22, C0246/23 and C0256/24 (See page BC-105).
INSPECTION PR ...
Warning lights
Warning lights inform the driver of malfunctions in the indicated vehicle’s
systems.
*1: These lights turn on when the engine switch is turned to the “ON”
position
(vehicles without a smart key system) or IGNITION ON mode (vehicles
with a smart key system) to indicate that a system c ...
