Lexus ES manuals

Lexus ES: Terminals Of Ecu

TERMINALS OF ECU

DCM (TELEMATICS TRANSCEIVER)

*a

to Telephone Antenna (Sub)

*b

to GPS Antenna

*c

to Telephone Antenna (Main)

-

-

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

G130-1 (USB-)

-

USB communication line

-

-

G130-2 (USB+)

-

USB communication line

-

-

G130-3 (USBS) - Body ground

Shielded - Body ground

Shield ground

Always

Below 1 V

G128-31 (USBG) - Body ground

G - Body ground

DCM (Telematics Transceiver) power supply ground signal

Always

Below 1 V

G128-17 (VOT+) - G128-20 (E)

B - W-B

Sent voice signal

Calling while using the operator service

A waveform synchronized with the voice signals received voice is output

G128-15 (USBV) - G128-20 (E)

B - W-B

DCM (Telematics Transceiver) power supply signal

Power switch off

Below 1 V

Power switch on (IG)

4.5 to 5.25 V

G128-33 (VOT-) - G128-20 (E)

W - W-B

Sent voice signal

Calling while using the operator service

A waveform synchronized with the received voice is output

G128-34 (VOR-) - G128-20 (E)

G - W-B

Receive voice signal

Receiving a call while using the operator service

A waveform synchronized with the sent voice is output

G128-18 (VOR+) - G128-20 (E)

R - W-B

Receive voice signal

Receiving a call while using the operator service

A waveform synchronized with the sent voice is output

RADIO RECEIVER ASSEMBLY

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

G1-15 (VOT+) - G5-1 (GND1)

R - W-B

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) - G5-1 (GND1)

B - W-B

DCM (Telematics transceiver) power supply

Power switch on (ACC)

4.75 to 5.25 V

Power switch off

A waveform synchronized with sound is output

G1-11 (USBG) - G5-1 (GND1)

G - W-B

DCM (Telematics Transceiver) power supply ground signal

Always

Below 1 V

G1-12 (SGND) - Body ground

Shielded - Body ground

Shield ground

Always

Below 1 V

G1-13 (VOR+) - G5-1 (GND1)

B - W-B

Receive voice signal

Destination assist service in use and operator speaking to vehicle occupant

A waveform synchronized with the received voice is output

G1-14 (VOR-) - G5-1 (GND1)

W - W-B

Receive voice signal

Destination assist service in use and operator speaking to vehicle occupant

A waveform synchronized with the received voice is output

G1-16 (VOT-) - G5-1 (GND1)

G - W-B

Sent voice signal

Destination assist service in use and vehicle occupant speaking to operator

A waveform synchronized with the sent voice is output

NAVIGATION ECU (w/ Navigation System)

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

G108-2 (USB-)

-

USB communication line

-

-

G108-1 (USB+)

-

USB communication line

-

-

G108-3 (USBS) - Body ground

Shielded - Body ground

Shield ground

Always

Below 1 V

READ NEXT:

 Manual(sos)switch

ComponentsCOMPONENTS ILLUSTRATION *1 MANUAL (SOS) SWITCH (MAP LIGHT SUB-ASSEMBLY) *2 MAP LIGHT ASSEMBLY *3 ROOF CONSOLE BOX INNER COVER - - ● Non-reusable part - -

 Safety Connect System (for Gasoline Model)

 Acn Call End

ACN CALL END ACN CALL END This function terminates the ACN (Automatic Collision Notification) to the telematics provider. After a collision in which the DCM receives "Collision Detection Signal", the

SEE MORE:

 Adjustment

ADJUSTMENT CAUTION / NOTICE / HINT CAUTION: Radiofrequency radiation exposure information: This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be kept with minimum distance of 20 cm (7.87 in.) between the radiator (antenna)

 Inspection

INSPECTION PROCEDURE 1. INSPECT DIRECT FUEL INJECTOR ASSEMBLY NOTICE: This inspection is for checking the direct fuel injector assembly for an open or short. Because the direct fuel injector assembly of this vehicle is a high-pressure type, fuel injection volume cannot be checked. (a) Measure the

© 2016-2024 Copyright www.lexguide.net