Toyota Sienna Service Manual: Installation
1. INSTALL DISTANCE CONTROL ECU ASSEMBLY
- Using a torque wrench, install the bolt.
Torque: 5 N*m (51 kgf*cm, 44 in.*lbf)
NOTICE: Do not install the dropped or shocked distance control ECU assembly.
2. INITIALIZE DISTANCE CONTROL ECU
NOTICE: After replacing the distance control ECU, it is necessary to initialize the distance control ECU so that the ECU can recognize the specification of the vehicle.
- Be sure to perform the following procedures after replacing the distance control ECU.
- Turn the ignition switch to the on position.
- Turn the cruise main switch on.
- With the brake pedal depressed, push the cruise control main switch to RES/ACC 3 times within 3 seconds. Check that the buzzer sounds at this time.
NOTICE: Do not turn the headlight dimmer switch on at this time because the optical axis automatic adjustment mode has already started, which may lead to an incorrect optical axis setting. If the headlight dimmer switch is turned on by mistake, readjust the optical axis
Removal
1. REMOVE GLOVE COMPARTMENT DOOR STOPPER
SUB-ASSEMBLY
2. REMOVE GLOVE COMPARTMENT DOOR
ASSEMBLY
3. REMOVE STEREO COMPONENT AMPLIFIER
ASSEMBLY (W/ STEREO COMPONENT AMPLIFIER)
4. REMOVE DISTANCE C ...
Laser sensor
COMPONENTS
...
Other materials:
Using the AUX port
To use the AUX port, connect a portable player, press the
“AUDIO” button, then select “AUX” to display the audio control
screen.
Connecting a portable audio player
Operating portable audio players connected to the audio system
The volume can be adjusted using the vehicle’s audio contr ...
How to proceed with
troubleshooting
The intelligent tester can be used in steps 4, 6, 8 and 9.
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
3 PASSENGER AIRBAG ON/OFF INDICATOR CHECK
4 DTCs CHECK (Present and Past DTCs)
Check for DTCs.
Result
5 DTCs CHART
6 CIRCUIT INSPECTION
7 REPAIR
8 CLEAR DTCs (Present ...
Problem symptoms table
HINT:
Inspect the fuse and relay before confirming the suspected
areas in the table below.
Inspect each suspected area in numerical order for the
corresponding symptom.
If the malfunction still exists after checking and confirming
that all circuits and components are normal ...
