Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Terminals Of Ecu

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual / Audio, Visual, Telematics / Cellular Communication / Toyota Entune System(for Gasoline Model) / Terminals Of Ecu

TERMINALS OF ECU

DCM (TELEMATICS TRANSCEIVER)

*a	to Telephone Antenna (Sub)	*b	to Telephone Antenna (Main)
*c	to GPS Antenna	-	-

Terminal No. (Symbol)	Wiring Color	Terminal Description	Condition	Specified Condition
G11-1 (USB-)	GR	USB communication line	-	-
G11-2 (USB+)	GR	USB communication line	-	-
G11-6 (USBS) - Body ground	Shielded - Body ground	Shield ground	Always	Below 1 Ω
G11-3 (USBG) - Body ground	GR - Body ground	DCM (Telematics Transceiver) power supply ground signal	Always	Below 1 Ω
G11-4 (VOT+) - G9-4 (E)	R - BR	Sent voice signal	Calling while using the operator service	A waveform synchronized with the voice signals received voice is output
G11-5 (USBV) - G9-4 (E)	L - BR	DCM (Telematics Transceiver) power supply signal	Always	Below 1 V
G11-5 (USBV) - G9-4 (E)	L - BR	DCM (Telematics Transceiver) power supply signal	Engine switch on (IG)	4.5 to 5.25 V
G11-7 (VOT-) - G9-4 (E)	G - BR	Sent voice signal	Calling while using the operator service	A waveform synchronized with the received voice is output
G11-8 (VOR-) - G9-4 (E)	W - BR	Receive voice signal	Receiving a call while using the operator service	A waveform synchronized with the sent voice is output
G11-9 (VOR+) - G9-4 (E)	B - BR	Receive voice signal	Receiving a call while using the operator service	A waveform synchronized with the sent voice is output

RADIO AND DISPLAY RECEIVER ASSEMBLY

Terminal No. (Symbol)	Wiring Color	Terminal Description	Condition	Specified Condition
G108-2 (USB-)*	BR	USB communication line	-	-
G108-1 (USB+)*	V	USB communication line	-	-
G108-3 (USBS) - Body ground*	Shielded - Body ground	Shield ground	Always	Below 1 V
G1-15 (VOT+) - G3-1 (GND1)	B - BR	Sent voice signal	Destination assist service in use and vehicle occupant speaking to operator	A waveform synchronized with the sent voice is output
G1-10 (USBV) - G3-1 (GND1)	L - BR	DCM (Telematics transceiver) power supply	Power switch on (ACC)	4.75 to 5.25 V
G1-10 (USBV) - G3-1 (GND1)	L - BR	DCM (Telematics transceiver) power supply	Power switch off	A waveform synchronized with sound is output
G1-16 (VOT-) - G3-1 (GND1)	W - BR	Sent voice signal	Destination assist service in use and vehicle occupant speaking to operator	A waveform synchronized with the sent voice is output
G1-14 (VOR-) - G3-1 (GND1)	G - BR	Receive voice signal	Destination assist service in use and operator speaking to vehicle occupant	A waveform synchronized with the received voice is output
G1-13 (VOR+) - G3-1 (GND1)	R - BR	Receive voice signal	Destination assist service in use and operator speaking to vehicle occupant	A waveform synchronized with the received voice is output

*: w/o Navigation System

NAVIGATION ECU (w/ Navigation System)

Terminal No. (Symbol)	Wiring Color	Terminal Description	Condition	Specified Condition
G113-2 (USB-)	BR	USB communication line	-	-
G113-1 (USB+)	V	USB communication line	-	-
G113-3 (USBS) - Body ground	Shielded - Body ground	Shield ground	Always	Below 1 V

System Diagram

Toyota Entune System(for Hv Model)

See More:

Toyota Avalon (XX50) 2019-2022 Owners Manual > For safe use: For safe driving
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