Lexus RX (RX 350L, RX450h) 2016-2024 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 ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Rear Airbag Sensor(w/o Rear No. 2 Seat): Installation
INSTALLATION CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE 1. INSTALL REAR AIRBAG SENSOR (a) Check that the engine switch is off. (b) Check that the cable is disconnected from the negative (-) battery t ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Dynamic Radar Cruise Control System: Freeze Frame Data
FREEZE FRAME DATA CHECK FREEZE FRAME DATA HINT: The ECU records vehicle and driving condition information as freeze frame data the moment a DTC is stored. (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Powertrain ...
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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