| Last Modified: 08-21-2023 | 6.11:8.1.0 | Doc ID: RM100000001AUY8 |
| Model Year Start: 2019 | Model: Avalon HV | Prod Date Range: [04/2018 - ] |
| Title: AUDIO / VIDEO: ACTIVE NOISE CONTROL SYSTEM: TERMINALS OF ECU; 2019 - 2022 MY Avalon Avalon HV [04/2018 - ] | ||
TERMINALS OF ECU
STEREO COMPONENT EQUALIZER ASSEMBLY
|
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|---|
|
G68-1 (CANH) |
P |
CAN communication signal |
- |
- |
|
G68-2 (ACK1) |
V |
Serial communication (UART) signal |
- |
- |
|
G68-3 (NEI) - G68-28 (GND) |
LA-B - W-B |
Engine pulse signal |
Idling with warm engine |
Pulse generation (See waveform 1) |
|
G68-5 (MC3+) - G68-28 (GND) |
R - W-B |
Active noise control microphone input signal |
No. 3 active noise control microphone tapped with finger |
Pulse generation |
|
G68-6 (MC2+) - G68-28 (GND) |
B - W-B |
Active noise control microphone input signal |
No. 2 active noise control microphone tapped with finger |
Pulse generation |
|
G68-7 (MC1+) - G68-28 (GND) |
V - W-B |
Active noise control microphone input signal |
No. 1 active noise control microphone tapped with finger |
Pulse generation |
|
G68-10 (CH3+) - G68-28 (GND) |
SB - W-B |
Active noise control microphone output signal |
Active noise control system operating |
Pulse generation |
|
G68-11 (CH2+) - G68-28 (GND) |
L - W-B |
Active noise control microphone output signal |
Active noise control system operating |
Pulse generation |
|
G68-12 (CH1+) - G68-28 (GND) |
Y - W-B |
Active noise control microphone output signal |
Active noise control system operating |
Pulse generation |
|
G68-13 (ACC) - G68-28 (GND) |
P - W-B |
Power source (ACC) |
Engine switch on (ACC) |
11 to 14 V |
|
G68-14 (+B) - G68-28 (GND) |
LA-G - W-B |
Power source |
Always |
11 to 14 V |
|
G68-15 (CANL) |
W |
CAN communication signal |
- |
- |
|
G68-16 (ACK2) |
BE |
Serial communication (UART) signal |
- |
- |
|
G68-17 (ACNT) - G68-28 (GND) |
SB - W-B |
Active noise control system control signal |
Engine switch on (IG) |
Below 1 V |
|
Engine switch on (ACC) |
4.5 V or higher |
|||
|
G68-19 (MC3-) - G68-28 (GND) |
G - W-B |
Active noise control microphone input signal |
Always |
Below 1 Ω |
|
G68-20 (MC2-) - G68-28 (GND) |
P - W-B |
Active noise control microphone input signal |
Always |
Below 1 Ω |
|
G68-21 (MC1-) - G68-28 (GND) |
LG - W-B |
Active noise control microphone input signal |
Always |
Below 1 Ω |
|
G68-24 (CH3-) - G68-28 (GND) |
P - W-B |
Active noise control microphone output signal |
Active noise control system operating |
Pulse generation |
|
G68-25 (CH2-) - G68-28 (GND) |
V - W-B |
Active noise control microphone output signal |
Active noise control system operating |
Pulse generation |
|
G68-26 (CH1-) - G68-28 (GND) |
LG - W-B |
Active noise control microphone output signal |
Active noise control system operating |
Pulse generation |
|
G68-27 (IGN) - G68-28 (GND) |
LA-SB - W-B |
Power source (IG) |
Engine switch on (IG) |
11 to 14 V |
|
G68-28 (GND) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 Ω |
(a) Waveform 1
HINT:
The oscilloscope waveform shown in the illustration is an example for reference only. The waveform fluctuates according to engine speed.
|
Item |
Condition |
|---|---|
|
Measurement terminal |
G68-3 (NEI) - G68-28 (GND) |
|
Tool setting |
5 V/DIV., 20 ms./DIV. |
|
Vehicle condition |
Idling after warming up |
STEREO COMPONENT AMPLIFIER ASSEMBLY
|
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|---|
|
G69-2 (ACK1) |
GR |
Serial communication (UART) signal |
- |
- |
|
G69-3 (ACNT) |
B |
Active noise control system control signal |
Active noise control system operating |
Below 1 V |
|
Active noise control system not operating |
4.5 V or higher |
|||
|
G69-6 (AN3+) |
G |
Active noise control microphone input signal |
Active noise control system operating |
Pulse generation |
|
G69-7 (AN2+) |
R |
Active noise control microphone input signal |
Active noise control system operating |
Pulse generation |
|
G69-8 (AN1+) |
W |
Active noise control microphone input signal |
Active noise control system operating |
Pulse generation |
|
G69-10 (ACK2) |
V |
Serial communication (UART) signal |
- |
- |
|
G69-13 (ASG1) |
Shielded - W-B |
Shield ground |
Always |
Below 1 Ω |
|
G69-14 (AN3-) |
GR |
Active noise control microphone input signal |
Active noise control system operating |
Pulse generation |
|
G69-15 (AN2-) |
L |
Active noise control microphone input signal |
Active noise control system operating |
Pulse generation |
|
G69-16 (AN1-) |
B |
Active noise control microphone input signal |
Active noise control system operating |
Pulse generation |
|
|