Toyota Sienna Service Manual: Body
GENERAL MAINTENANCE
1. TIGHTEN BOLTS AND NUTS ON CHASSIS AND BODY
(a) Tighten all the parts of the chassis when necessary.
- Steering system
- Drive train
- Suspension
- Brake system
- Engine mounting, etc.
(b) Tighten all the parts of the body when necessary.
- Seat belts
- Seats
- Doors and hood
- Body mountings
- Fuel tank
- Exhaust pipe system, etc.
2. REPLACE AIR CONDITIONING FILTER
(a) Remove the glove compartment assembly.
(b) Remove the filter case by holding both sides.
(c) Remove the filter from the filter case.
(d) Replace the filter with a new one.
(e) The installation is in the reverse order of the removal.
Chassis
GENERAL MAINTENANCE
1. INSPECT STEERING LINKAGE
(a) Check the steering linkage for looseness or
damage.
Check that:
Tie rod ends do not have excessive play.
Dust seals and boots are not da ...
Other materials:
Automatic Light Control Sensor Circuit
DESCRIPTION
The Multiplex network body ECU receives the signal from the automatic light
control sensor.
HINT:
DTC code is output when malfunction of automatic light control sensor or open or
short of automatic light
control sensor circuit occurs.
WIRING DIAGRAM
INSPECTION PROCEDURE
...
ECM Power Source Circuit
DESCRIPTION
When the ignition switch is turned to the ON position, the battery voltage is
applied to terminal IGSW of
the ECM. The ECM MREL output signal causes a current to flow to the coil,
closing the contacts of the EFI
relay and supplying power to terminal +B of the ECM.
If the igniti ...
Turbine Speed Sensor Circuit No Signal
DESCRIPTION
This sensor detects the rotation speed of the input turbine. By comparing the
input turbine speed signal
(NT) with the counter gear speed sensor signal (NC), the ECM detects the shift
timing of the gears and
appropriately controls the engine torque and hydraulic pressure accor ...
