Toyota Sienna Service Manual: Inspection
1. INSPECT RUNOUT OF DIFFERENTIAL RING GEAR
(a) Using a dial gauge , check the runout of the ring gear.
Maximum runout: 0.07 mm (0.0028 in.)
If the runout is greater than the maximum, replace the ring gear with a new one.
2. INSPECT DIFFERENTIAL RING GEAR BACKLASH
(a) Using a dial gauge, check the backlash of the ring gear.
Backlash: 0.13 to 0.18 mm (0.0051 to 0.0071 in.)
If the backlash is not within the specification, adjust the side bearing preload or repair as necessary.
3. INSPECT RUNOUT OF REAR DRIVE PINION COMPANION FLANGE SUB-ASSEMBLY
(a) Using a dial gauge, measure the runout of the companion flange vertically and horizontally.
Maximum runout: 0.10 mm (0.0039 in.)
Disassembly
1. REMOVE REAR DIFFERENTIAL CARRIER COVER
(a) Remove the 8 bolts from the carrier cover.
(b) Using a brass bar and a hammer, separate the
carrier cover from rear differential carrier assembly ...
Reassembly
1. INSTALL REAR DIFFERENTIAL PINION SHAFT
(a) Install the 2 thrust washers to the 2 side gears.
(b) Install the 2 side gears, 2 differential pinion gears, 2
differential pinion thrust washers ...
Other materials:
Internal Control Module Random Access Memory
(RAM) Error
DTC P0604 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
malfu ...
On-vehicle inspection
1. INSPECT COOLING FAN SYSTEM
(a) Put the vehicle in the following conditions
(1) The engine switch is off.
(2) The coolant temperature is less than 95°C
(203°F).
(3) The battery voltage is between 9 and 14 V.
(4) The A/C switch is OFF.
(b) Clamp the 400 A probe of an ammeter over the ...
Sliding doors
Vehicles without power sliding doors
The sliding doors can be opened and closed using the sliding
door handle. The sliding door can be locked and unlocked using
the wireless remote control, door lock switch or inside lock
knob.
Vehicles with power sliding doors
...
