Last Modified: 11-20-2023 |
6.11:8.1.0 |
Doc ID: RM100000001KPN9 |
Model Year Start: 2020 |
Model: Camry HV |
Prod Date Range: [09/2019 - 10/2020] |
Title: VEHICLE PROXIMITY NOTIFICATION SYSTEM: VEHICLE PROXIMITY NOTIFICATION SYSTEM (w/o Rear Vehicle Approaching Speaker): TERMINALS OF ECU; 2020 MY Camry HV [09/2019 - 10/2020] |
TERMINALS OF ECU
CHECK VEHICLE APPROACHING SPEAKER CONTROLLER
(a) Disconnect the K142 vehicle approaching speaker controller connector.
(b) Measure the voltage and resistance according to the value(s) in the table below.
Terminal No. (Symbol)
|
Wiring Color
|
Terminal Description
|
Condition
|
Specified Condition
|
K142-1 (IG) - Body ground
|
LA-B - Body ground
|
IG power supply
|
Power switch on (IG)
|
11 to 14 V
|
Power switch off
|
Below 1 V
|
K142-6 (GND) - Body ground
|
W-B - Body ground
|
Ground
|
Always
|
Below 1 Ω
|
(c) Connect the K142 vehicle approaching speaker controller connector.
(d) Check for pulses according to the value(s) in the table below.
Terminal No. (Symbol)
|
Wiring Color
|
Terminal Description
|
Condition
|
Specified Condition
|
K142-7 (SP+) - K142-8 (SP-)
|
GR - G
|
Vehicle approaching speaker output
|
Vehicle approaching speaker operating
|
A waveform synchronized with the sound is output.
(See Waveform 1)
|
K142-3 (CANH) - K142-6 (GND)
|
Y - W-B
|
CAN communication line
|
Power switch on (IG)
|
Pulse generation
|
K142-4 (CANL) - K142-6 (GND)
|
W - W-B
|
CAN communication line
|
Power switch on (IG)
|
Pulse generation
|
(1) Waveform 1
Item
|
Condition
|
Tester Connection
|
K142-7 (SP+) - K142-8 (SP-)
|
Tool Setting
|
1 V/DIV., 500 ms./DIV.
|
Vehicle Condition
|
Vehicle approaching speaker operating
|
|