Toyota Sienna Service Manual: Installation
1. INSTALL ECM
- Install the ECM with the 2 nuts.
Torque: 5.5 N*m (56 kgf*cm, 49 in.*lbf)
- Connect the 5 ECM connectors.
2. INSTALL ECM (with 10 speakers system)
- Install the ECM and stereo components amplifier
with the 4 nuts.
Torque: 5.5 N*m (56 kgf*cm, 49 in.*lbf)
- Connect the 5 ECM connectors and 2 stereo components amplifier connectors.
3. INSTALL NO. 2 INSTRUMENT PANEL BOX
- Install the No. 2 instrument panel box.
4. INSTALL GLOVE COMPARTMENT DOOR ASSEMBLY
- Install the glove compartment door sub-assembly frontward to install it.
- Push the right side wall and then push the left wall to install the stoppers.
5. PERFORM REGISTRATION
- When replacing the ECM, perform distance control ECU recognition in ECM
Removal
1. REMOVE GLOVE COMPARTMENT DOOR ASSEMBLY
Push the right side wall and then push the left wall
to release the stoppers.
Pull the glove compartment door sub-assembly
rearwar ...
Accelerator pedal rod
COMPONENTS
...
Other materials:
Inspection
1. INSPECT ENGINE COOLANT TEMPERATURE SENSOR
Using an ohmmeter, measure the resistance
between the terminals.
Standard resistance
If the result is as specified, do not replace the
engine coolant temperature sensor.
If the result is not as specified, replace the
engine ...
Open in Stop Light Switch Circuit
DTC C1249/49 Open in Stop Light Switch Circuit
DESCRIPTION
This skid control ECU inputs the stop light switch signal and detects the
status of brake operation.
The skid control ECU has an open detection circuit. If an open in the stop light
switch input line or GND
side stop light circuit ...
Gateway ECU Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
Gateway ECU
Communication Stop
Mode
"Gateway" is not displayed on the "Communication
Bus Check" screen of the intelligent tester
Applies to "Gateway ECU Communication ...
