Toyota Sienna Service Manual: On-vehicle inspection
1. INSPECT REAR AXLE HUB BEARING BACKLASH
(a) Using a dial gauge, check for backlash near the center of the axle hub.
Maximum: 0.05 mm (0.0020 in.)
If backlash exceeds the maximum, replace the axle hub assembly.
NOTICE: Ensure that the dial gauge is set at right angles to the measurement surface.
2. INSPECT REAR AXLE HUB BEARING DEVIATION
(a) Using a dial gauge, check for deviation in the surface of the axle hub outside the hub bolt.
Maximum: 0.07 mm (0.0027 in.)
If backlash exceeds the maximum, replace the axle hub assembly.
NOTICE: Ensure that the dial gauge is set at right angles to the measurement surface.
Rear axle hub and bearing (for 4wd)
COMPONENTS
...
Removal
HINT:
Replace the RH side by the same procedures as the LH side.
1. REMOVE REAR WHEEL
2. REMOVE REAR AXLE SHAFT LH NUT (See page DS-
22)
3. SEPARATE REAR DISC BRAKE CALIPER
ASSEMBLY LH
(a) Remo ...
Other materials:
Engine coolant temperature sensor
COMPONENTS
REMOVAL
1. DRAIN ENGINE COOLANT (See page CO-6)
2. REMOVE V-BANK COVER SUB-ASSEMBLY (See
page EM-28)
3. REMOVE NO. 2 AIR CLEANER INLET (See page EM-
28)
4. REMOVE NO. 1 AIR CLEANER INLET (See page EM-
28)
5. REMOVE AIR CLEANER CAP SUB-ASSEMBLY (See
page ES-493)
6. REMOVE AI ...
Sleep Operation Failure of Occupant Classification
ECU
DTC B1796 Sleep Operation Failure of Occupant Classification
ECU
DESCRIPTION
During sleep mode, the occupant classification ECU reads the condition of
each sensor while the ignition
switch is off.
In this mode, if the occupant classification ECU detects an internal
malfunction, DTC B1796 ...
Reassembly
1. INSTALL IGNITION OR STARTER SWITCH
ASSEMBLY
(a) Install the ignition or starter switch assembly to the
steering column bracket assembly UPR with the 2
screws.
2. INSTALL KEY INTER LOCK SOLENOID
(a) Install the solenoid to the steering column bracket
assembly with the 2 screws.
3. INSTALL ...
