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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Parts Location
PARTS LOCATION ILLUSTRATION *A w/ Blind Spot Monitor System - - *1 REAR TELEVISION CAMERA ASSEMBLY *2 BLIND SPOT MONITOR SENSOR LH *3 ENGINE ROOM RELAY BLOCK - ECU-B NO.4 FUSE *4 NO. 2 ENGINE ROOM RELAY BLOCK - ECU-B NO.5 FUSE - ECU-IG NO.6 FUSE ILLUSTRATION *A
PIG Power Supply Voltage (C1552,C1554)
DESCRIPTION When a problem occurs in the power steering system, the power source relay circuit is shut off to stop the power assist. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Return-to-normal Condition Note C1552 PIG Power Supply Voltage PIG
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