Toyota Sienna Service Manual: Disassembly
1. INSPECT OIL PUMP ASSEMBLY
HINT: (See page AX-234)
2. REMOVE CLUTCH DRUM OIL SEAL RING
(a) Remove the 2 clutch drum oil seal rings.
3. REMOVE STATOR SHAFT ASSEMBLY
(a) Using a "torx" socket (T30), remove the 11 bolts and stator shaft.
4. INSPECT CLEARANCE OF OIL PUMP ASSEMBLY
HINT: (See page AX-234)
5. REMOVE FRONT OIL PUMP DRIVE GEAR
(a) Remove the front oil pump drive gear.
6. REMOVE FRONT OIL PUMP DRIVEN GEAR
(a) Remove the front oil pump driven gear.
7. REMOVE FRONT OIL PUMP BODY O-RING
(a) Using a screwdriver, remove the O-ring.
HINT: Tape the screwdriver before use.
8. REMOVE FRONT OIL PUMP OIL SEAL
(a) Mount the oil pump in a soft jaw vise.
(b) Using SST, remove the oil seal from the oil pump body.
SST 09308-00010
Oil pump
COMPONENTS
...
Inspection
1. INSPECT OIL PUMP ASSEMBLY
(a) Turn the drive gear with the 2 screwdrivers and
make sure that it rotates smoothly.
NOTICE:
Be careful not to damage the oil seal lip.
2. INSPEC ...
Other materials:
Rear Occupant Classification Sensor LH Collision
Detection
DTC B1787 Rear Occupant Classification Sensor LH Collision
Detection
DESCRIPTION
DTC B1787 is output when the occupant classification ECU receives a collision
detection signal sent by
the rear occupant classification sensor LH if an accident occurs.
DTC B1787 is also output when the front s ...
Diagnosis system
1. CHECK DLC3
The vehicle's ECU uses ISO 15765-4 for
communication protocol. The terminal arrangement
of the DLC3 complies with SAE J1962 and matches
the ISO 15765-4 format.
NOTICE:
*: Before measuring the resistance, leave the
vehicle as is for at least 1 minute and do ...
Fuel Pump Primary Circuit
DTC P0230 Fuel Pump Primary Circuit
DESCRIPTION
This DTC is designed to detect a malfunction in the fuel pump
(FUEL PUMP) relay circuit. When the
system is normal, the battery voltage is applied to FPR terminal of the ECM
while the FUEL PUMP
relay is turned OFF. If the battery v ...
