Lexus NX: Lin Communication System
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Problem Symptoms Table
- Terminals Of Ecu
- Dtc Check / Clear
- Data List / Active Test
- Diagnostic Trouble Code Chart
- P/W Master Switch Communication Stop (B1206)
- Sliding Roof ECU Communication Stop (B1273)
- Driver Side Door ECU Communication Stop (B2321)
- Front Passenger Side Door ECU Communication Stop (B2322)
- Rear Door RH ECU Communication Stop (B2323)
- Rear Door LH ECU Communication Stop (B2324)
- LIN Communication Bus Malfunction (B2325)
- Communication Malfunction between ECUs Connected by LIN (B2785)
- No Response from Steering Lock ECU (B2786)
- No Response from ID BOX (B2789)
- Rain Sensor LIN Communication Malfunction
- Air Conditioning Control Panel does not Operate
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Parts Location
PARTS LOCATION ILLUSTRATION *A w/ Rain Sensor *B w/ Sliding Roof System *C w/ Hands Free Power Back Door - - *1 FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH *2 FRONT PO
System Diagram
SYSTEM DIAGRAM DOOR BUS LINES CERTIFICATION BUS LINES AIR CONDITIONING BUS LINES WINDSHIELD WIPER BUS LINE (w/ Rain Sensor)
System Description
SYSTEM DESCRIPTION LIN COMMUNICATION SYSTEM DESCRIPTION The LIN communication system is used for communication between the components in the tables below. If communication cannot be performed through
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Removal
REMOVAL PROCEDURE 1. REMOVE CONSOLE ARMREST ASSEMBLY Click here 2. REMOVE UPPER REAR CONSOLE PANEL Click here 3. REMOVE UPPER NO. 2 CONSOLE PANEL GARNISH Click here 4. REMOVE UPPER NO. 1 CONSOLE PANEL GARNISH Click here 5. REMOVE INSTRUMENT SIDE PANEL LH Click here 6. REMOVE NO. 1 INSTRUME
Power Steering Warning Light Circuit
DESCRIPTION The power steering ECU is connected to the combination meter via CAN communication. If any of the following conditions are detected, the power steering warning light remains on.
The circuit that supplies power source voltage to the power steering ECU assembly (terminal IG) is open.
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