Toyota Sienna Service Manual: Precaution
1. REMOVAL AND INSTALLATION OF THE BATTERY TERMINAL
- Before performing electrical work, disconnect the battery negative (-) terminal in order to prevent a short in the system.
- When disconnecting and reconnecting the battery cable, turn the ignition switch and lighting switches off and loosen the terminal nut completely. Perform these operations without prying on the terminal.
- When the battery terminal is disconnected, the
memories of the clock, radio, DTCs, etc. are erased.
Before disconnecting the terminal, check and make a note of them
PARTS LOCATION
How to proceed with
troubleshooting
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
3 CHECK BODY MULTIPLEX COMMUNICATION SYSTEM
Check for DTC output
4 PROBLEM SYMPTOM CONFIRMATION
5 PROBLEM SYMPTOMS TABLE
6 CIRCUIT ...
Other materials:
Optimal use of the audio
system
On the “Sound Settings” screen, sound quality (Treble/Mid/
Bass), volume balance can be adjusted.
How to adjust the sound settings and sound quality
1, 2, 3 Select “-” or “+” to adjust
the treble, mid or bass to
a level between -5 and 5.
4, 5 Select “Front” or “Rear” ...
Driver Side Outer Mirror
DTC B1209 Driver Side Outer Mirror
DESCRIPTION
This DTC is detected when communication between the outer mirror control ECU
LH and multiplex
network gateway ECU stops for more than 10 seconds
DTC No.
DTC Detection Condition
Trouble Area
B1209
Driver sid ...
Installation
1. INSTALL FRONT PASSENGER AIRBAG ASSEMBLY
Install the front passenger airbag assembly with the
2 screws.
2. INSTALL INSTRUMENT PANEL SUB-ASSEMBLY
3. CONNECT FRONT PASSENGER AIRBAG ASSEMBLY CONNECTOR
Connect the connector to the front passenger airbag
assembly.
...
