Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Terminals Of Ecu
TERMINALS OF ECU
MOBILE WIRELESS CHARGER CRADLE ASSEMBLY
| Terminal No. (Symbol) | Wiring Color | Terminal Description | Condition | Specified Condition |
|---|---|---|---|---|
|
*1: When the engine 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 engine 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 | ||||
| J78-1 (PGND) - Body ground | W-B - Body ground | Ground | Always | Below 1 V |
| J78-5 (ACC) - J78-1 (PGND) | R - W-B | Power source (ACC) | Engine switch on (ACC) | 11 to 14 V |
| Engine switch off | Below 1 V | |||
| J78-6 (B+) - J78-1 (PGND) | SB - W-B | Power source (+B) | Always | 11 to 14 V |
| J78-7 (DIS) - Body ground | V - Body ground | Charging suspension signal | For 5 seconds after turning engine switch from off to on (ACC)*1 | 4.5 to 6.0 V |
| Device being charged | Below 1 V | |||
| Charging suspended due to smart entry and start system status*2 | 4.5 to 6.0 V | |||
| J78-9 (ILL-) - Body ground | G - Body ground | Illumination (rheo stat) signal | Light control switch in off position | Below 1 V |
| Light control switch in tail or head position | Pulse generation | |||
| J78-10 (TAIL) - Body ground | BE - Body ground | Illumination signal | Light control switch in off position | Below 1 V |
| Light control switch in tail or head position | 11 to 14 V | |||
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Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of ...
Wireless Charger Power Source Circuit
DESCRIPTION This is the power source circuit for the mobile wireless charger cradle assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system befo ...
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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