Lexus ES: Terminals Of Ecu
TERMINALS OF ECU
DCM (TELEMATICS TRANSCEIVER)
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| *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
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| 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)
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| 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 |
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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 - -
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:
Terminals Of Ecu
TERMINALS OF ECU *1 Inverter with Converter Assembly HINT: Since the inverter with converter assembly uses waterproof connectors, the voltage and waveforms cannot be inspected directly. Standard voltage readings and waveforms are indicated for reference only. Inverter with Converter Assembl
Internal Control Module Software Incompatibility Invalid / Incompatible Software Component (U030057)
DESCRIPTION The forward recognition camera receives the vehicle information from the ECM via CAN communication. If the vehicle information stored in the forward recognition camera does not match the vehicle information sent from the ECM, the forward recognition camera stores DTC U030057. DTC No.
