Toyota Sienna Service Manual: Automatic transaxle fluid
On-vehicle inspection
1. CHECK FLUID LEVEL
HINT: Drive the vehicle so that the engine and transaxle are at normal operating temperature.
Fluid temperature: 70 to 80°C (158 to 176°F)
(a) Park the vehicle on a level surface and set the parking brake.
(b) With the engine idling and the brake pedal depressed, move the shift lever to all positions from P to L and return to the P position.
(c) Take out the dipstick and wipe it clean.
(d) Put the dipstick back all the way.
(e) Take out the dipstick again and check that the fluid level is within the HOT range.
If the fluid level is below the HOT range, add new fluid and recheck the fluid level.
If the fluid level exceeds the HOT range, drain the fluid once, add the proper amount of new fluid and recheck the fluid level.
If there are leaks, it is necessary to repair or replace O-rings, FIPGs, oil seals, plugs and/or other parts.
Park / neutral position switch
Components
...
Other materials:
Reassembly
1. INSTALL UNDERDRIVE CLUTCH DRUM O-RING
(a) Coat a new O-ring with ATF, and install it to the
underdrive clutch drum.
NOTICE:
Make sure that the O-ring is not twisted or
pinched.
2. INSTALL UNDERDRIVE CLUTCH PISTON SET
(a) Coat the underdrive clutch piston with ATF, and
install it t ...
On-vehicle inspection
1. CHECK VVT SENSOR OUTPUT VOLTAGE
Turn the ignition switch to the ON position.
Check the voltage between the specified terminal
and body ground.
Standard voltage
While turning the crankshaft pulley by hand,
measure the voltage between each terminal. Check
that the voltage ...
Camshaft Position Sensor "A" Circuit
DESCRIPTION
The intake camshaft's Variable Valve Timing (VVT) sensor (G signal) consists
of a magnet and MRE
(Magneto Resistance Element).
The VVT camshaft drive gear has a sensor plate with 3 teeth on its outer
circumference. When the gear
rotates, changes occur in the air gaps betwee ...
