Toyota Sienna Service Manual: Starter relay
On-vehicle inspection
1. Inspect starter relay
(a) Using an ohmmeter, measure the resistance between each terminal.
Standard resistance 
If the result is not as specified, replace the starter relay assembly.
Installation
1. INSTALL STARTER ASSEMBLY
(a) Install the starter with the 2 bolts.
Torque: 37 N*m (380 kgf*cm, 26 ft.*lbf) for bolt
(b) Connect the starter connector.
(c) Install the terminal nut a ...
Ignition switch
Components
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Other materials:
Transmission Fluid Temperature Sensor "A"
DESCRIPTION
The ATF (Automatic Transmission Fluid) temperature sensor converts the fluid
temperature into a
resistance value which is input into the ECM.
The ECM applies a voltage to the temperature sensor through ECM terminal THO1.
The sensor resistance changes with the transmission f ...
Precaution
1. PRECAUTION FOR VEHICLE WITH SRS AIRBAG
AND SEAT BELT PRETENSIONER
Some operations in this section may affect SRS
airbag system. Before performing the corresponding
operations, please read the NOTICE of the SRS
airbag for the proper operations.
COMPONENTS
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Reassembly
1. INSTALL PLANETARY GEAR
(a) Apply grease to the planetary gears and pin parts of
the planetary shaft.
(b) Install the 3 planetary gears.
2. INSTALL STARTER ARMATURE ASSEMBLY
(a) Apply grease to the plate washer and the armature
shaft.
(b) Install the starter armature to the star ...
