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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
SEE MORE:
GVIF Disconnected (from Park Assist/Monitoring ECU to EMV/MM Integrated Device) (B1574)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area B1574 GVIF Disconnected (from Park Assist/Monitoring ECU to EMV/MM Integrated Device) GVIF disconnected (from parking assist ECU to multi-display assembly) Harness or connector (GVIF cable) Multi-display
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 INS
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