Toyota Sienna Service Manual: Terminals of ECU
1. RADIO AND NAVIGATION ASSEMBLY
*1: with Rear Seat Entertainment System
- Reference: waveform 1
HINT:
- Terminal: VV+ - VV-
- Gauge set: 200 mV/DIV, 10 μs/DIV
- Condition: DVD is played on radio and navigation assembly
- Reference: waveform 2
HINT:
- Terminal: V+ - CGND
- Gauge set: 0.2 V/DIV, 0.2μs/DIV
- Condition: Ignition switch: ON, shift lever: R position
2. STEREO COMPONENT AMPLIFIER
3. TELEVISION DISPLAY ASSEMBLY
Problem symptoms table
HINT:
Before inspecting the suspected areas listed in the table
below, check the fuse and relay.
Before inspecting the suspected areas listed in the table
below, check the DTCs.
...
DTC check / clear
HINT:
Illustrations may differ from the actual vehicle depending
on the device settings and options. Therefore, some
detailed areas may not be shown exactly the same as on
the actual v ...
Other materials:
Front wheel alignment
Adjustment
NOTICE:
For vehicles equipped with VSC, if wheel alignment has
been adjusted, and if suspension or underbody
components have been removed/installed or replaced, be
sure to perform the following initialization procedure in
order for the system to function normally:
1. Disconnect the ...
Abbreviations used in manual
...
Problem symptoms table
HINT:
Use the table below to help determine the cause of the
problem symptom. The potential causes of the symptoms are
listed in order of probability in the "Suspected Area" column
of the table. Check each symptom by checking the suspected
areas in the order they are listed. Replace p ...
