Toyota Sienna Service Manual: Inspection
1. INSPECT WINDSHIELD WIPER MOTOR ASSEMBLY

- LO Operation Check
- Connect the battery (+) to the terminal 1 (+1) of
the connector, the battery (-) to the terminal 5
(E) of the connector, and check that the motor
operates at low speed (LO).
- HI Operation Check
- Connect the battery (+) to the terminal 4 (+2) of
the connector, the battery (-) to the terminal 5
(E) of the connector, and check that the motor
operates at high speed (HI).
- Automatic Stop Operation Check
- Connect the battery (+) to the terminal 1 (+1) of
the connector, the battery (-) to the terminal 5
(E) of the connector. With the motor being
rotated at low speed (LO), disconnect terminal
1 (+1) to stop the wiper motor operation at any
position except the automatic stop position.
- Using SST, connect the terminal 1 (+1) and 3
(S), and the battery (+) to the terminal 2 (B) to
restart the motor operation at low speed (LO).
SST 09843-18040
- Check the automatic stop position.
Standard:
See the illustration.

1. REMOVE FRONT WIPER ARM HEAD CAP
Using a small screwdriver, remove the 2 front wiper
arm covers.
HINT:
Tape up the screwdriver tip before use.
2. REMOVE FR WIPER ARM RH
&nbs ...
1. INSTALL WINDSHIELD WIPER MOTOR ASSEMBLY
Apply MP grease to the crank arm pivot of the
windshield wiper motor assembly.
Install the windshield wiper motor assembly with the
...
Other materials:
Headlight Relay Circuit
DESCRIPTION
The Multiplex network body ECU controls HEAD relay when signal is received
from headlight dimmer
switch assembly.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 PERFORM ACTIVE TEST BY INTELLIGENT TESTER
Connect the intelligent tester to DLC3.
Turn the ignition switch ON and ...
Short in Front Pretensioner Squib LH Circuit
DTC B0135/73 Short in Front Pretensioner Squib LH Circuit
DESCRIPTION
The front pretensioner squib LH circuit consists of the center airbag sensor
assembly and the front seat
outer belt assembly LH.
This circuit instructs the SRS to deploy when deployment conditions are met.
DTC B0135/73 ...
Air Inlet Damper Control Servo Motor Circuit
DESCRIPTION
The air inlet control servo motor is controlled by the A/C amplifier and
moved to the desired position.
The air inlet control servo motor switches the air inlet mode by rotating
(normal, reverse) with electrical
power from the A/C amplifier. This controls intake air and changes ...