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

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual / Vehicle Interior / Power Outlets (int) / Wireless Charging System(for Hv Model) / Terminals Of Ecu

TERMINALS OF ECU

CHECK MOBILE WIRELESS CHARGER CRADLE ASSEMBLY

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

G12-1 (PGND) - Body ground

W-B - Body ground

Ground

Always

Below 1 V

G12-5 (ACC) - G12-1 (PGND)

BE - W-B

Power source (ACC)

Power switch on (ACC)

11 to 14 V

Power switch off

Below 1 V

G12-6 (B+) - G12-1 (PGND)

R - W-B

Power source (+B)

Power switch off

11 to 14 V

G12-7 (DIS) - Body ground

LG - Body ground

Charging suspension signal

For 5 seconds after turning power switch from off to on (ACC)*1

4.5 to 6.0 V

Device being charged

Below 1 V

Charging suspended due to smart key system status*2

4.5 to 6.0 V

G12-9 (ILL-) - Body ground

L - Body ground

Illumination (rheostat) signal

Taillight off

Below 1 V

Taillight on

Pulse generation

G12-10 (TAIL) - Body ground

GR - Body ground

Illumination signal

Taillight off

Below 1 V

Power switch off, taillight on

11 to 14 V
  • *1: When the power switch is turned from off to on (ACC), the mobile wireless charger cradle assembly monitors the charging suspension signal for 5 seconds. If the charging suspension signal is not 4 V or more for 0.8 seconds or more during monitoring, the mobile wireless charger cradle assembly determines that there is an open in the charging suspension signal line, blinks (pattern 1) the indicator light (amber), and prohibits operation until the power switch is turned from off to on (ACC) again.
  • *2: For details about conditions when the certification ECU (smart key ECU assembly) sends the charging suspension signal, refer to System Description.

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    System Diagram

    Wireless Charger Illumination Circuit

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    Toyota Avalon (XX50) 2019-2022 Owners Manual

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual

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