Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Terminals Of Ecu
TERMINALS OF ECU
OCCUPANT DETECTION ECU
| Terminal No. (Symbol) | Wiring Color | Terminal Description | Condition | Specified Condition |
|---|---|---|---|---|
| b10-1 (SVC1) - b10-5 (SGD1) | R - G | Front occupant classification sensor LH power supply | Engine switch on (IG) | 11 to 14 V |
| b10-2 (SVC3) - b10-6 (SGD3) | GR - W | Rear occupant classification sensor LH power supply | Engine switch on (IG) | 11 to 14 V |
| b10-3 (SIG1) - b10-5 (SGD1) | P - G | Front occupant classification sensor LH signal | Engine switch on (IG) | Pulse generation |
| b10-4 (SIG3) - b10-6 (SGD3) | SB - W | Rear occupant classification sensor LH signal | Engine switch on (IG) | Pulse generation |
| b10-5 (SGD1) - A-10 (GND) | G - - | Front occupant classification sensor LH ground | Always | Below 1 V |
| b10-6 (SGD3) - A-10 (GND) | W - - | Rear occupant classification sensor LH ground | Always | Below 1 V |
| A-4 (CANL) - A-10 (GND) | - | CAN communication line | Engine switch on (IG) | Pulse generation |
| A-5 (CANH) - A-10 (GND) | - | CAN communication line | Engine switch on (IG) | Pulse generation |
| A-6 (IG2) - A-10 (GND) | - | Power source | Engine switch on (IG) | 11 to 14 V |
| A-7 (BSW) - A-9 (BGND) | - | Passenger side buckle switch signal | Always | Pulse generation |
| A-9 (BGND) - A-10 (GND) | - | Passenger side buckle switch ground | Always | Below 1 V |
| A-10 (GND) - Body ground | - | Ground | Always | Below 1 V |
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 ...
Diagnosis System
DIAGNOSIS SYSTEM CHECK DLC3 (a) Check the DLC3. Click here FUNCTION OF PASSENGER AIRBAG ON/OFF INDICATOR (a) Initial check (1) Turn the engine switch on (IG). (2) The passenger airbag ON/OFF indicat ...
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Lexus Display Audio system
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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