Lexus NX: Dynamic Radar Cruise Control System
Lexus NX Service Manual / Engine & Hybrid System / Cruise Control / Dynamic Radar Cruise Control System
- Precaution
- Parts Location
- System Diagram
- How To Proceed With Troubleshooting
- Road Test
- Operation Check
- Customize Parameters
- Problem Symptoms Table
- Diagnosis System
- Dtc Check / Clear
- Fail-safe Chart
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Vehicle Control History
- Stop Light Switch Circuit (P0571)
- Cruise Control Input Circuit (P0575)
- Brake System (P1578)
- Communication Error from VSC to HV ECU (P1630)
- Lost Communication with Cruise Control Module (U0104,U0122,U0293)
- Lost Communication with Multi-axis Acceleration Sensor Module Missing Message (U012587,U012687,U012987,U015587,U029387,U110687)
- Lost Communication with Cruise Control Front Distance Range Sensor Single Sensor or Center Missing Message (U023587)
- Internal Control Module Software Incompatibility Not Programmed (U030051)
- Internal Control Module Software Incompatibility Invalid/Incompatible Software Component (U030057)
- Software Incompatibility with Brake System Control Module Not Programmed (U031851)
- Software Incompatibility with Brake System Control Module Invalid/Incompatible Software Component (U031857)
- Software Incompatibility with Body Control Module Not Programmed (U032251)
- Software Incompatibility with Body Control Module Invalid/Incompatible Software Component (U032257)
- Invalid Data Received from Hybrid Powertrain Control Module Invalid Serial Data Received (U059481)
- Cruise Control Switch Circuit
- Distance Control Switch Circuit
- Cruise Main Indicator Light Circuit
- Cruise SET Indicator Light Circuit
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Precaution
PRECAUTION HANDLING PRECAUTION FOR DYNAMIC RADAR CRUISE CONTROL SYSTEM Keep in mind the following points when servicing vehicles equipped with the dynamic radar cruise control system. (a) The dynamic
Parts Location
PARTS LOCATION ILLUSTRATION *1 FORWARD RECOGNITION CAMERA *2 MILLIMETER WAVE RADAR SENSOR ASSEMBLY *3 BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY - SKID CONTROL ECU *4 PARKING BRAK
System Diagram
SYSTEM DIAGRAM
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Installation
INSTALLATION CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH and LH sides.
The following procedure is for the LH side.
NOTICE:
Because the RH side flexible hose and LH side flexible hose are not interchangeable, verify the part number when installing the rear flexible hose
Installation
INSTALLATION PROCEDURE 1. INSTALL AIRBAG ECU ASSEMBLY (a) Check that the power switch is off. (b) Check that the cable is disconnected from the negative (-) auxiliary battery terminal. CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to
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