Lexus NX: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Dynamic Radar Cruise Control System| DTC No. | Detection Item | DTC Output from | Link |
|---|---|---|---|
| P0571 | Stop Light Switch Circuit | Hybrid vehicle control ECU | |
| P0575 | Cruise Control Input Circuit | Radar Cruise1 | |
| P1578 | Brake System | Hybrid vehicle control ECU | |
| P1630 | Communication Error from VSC to HV ECU | Radar Cruise1 | |
| P1631 | Communication Error from HV ECU to VSC | Radar Cruise1 | |
| U0104 | Lost Communication with Cruise Control Module | Radar Cruise1 | |
| U0122 | Lost Communication with Vehicle Dynamics Control Module | Radar Cruise1 | |
| U012587 | Lost Communication with Multi-axis Acceleration Sensor Module Missing Message | Radar Cruise2 | |
| U012687 | Lost Communication with Steering Angle Sensor Module Missing Message | Radar Cruise2 | |
| U012987 | Lost Communication with Brake System Control Module Missing Message | Radar Cruise2 | |
| U015587 | Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message | Radar Cruise2 | |
| U023587 | Lost Communication with Cruise Control Front Distance Range Sensor Single Sensor or Center Missing Message | Forward recognition camera | |
| U0293 | Lost Communication with Hybrid Vehicle Control System | Radar Cruise1 | |
| U029387 | Lost Communication with Hybrid Powertrain Control Module Missing Message | Radar Cruise2 | |
| U030051 | Internal Control Module Software Incompatibility Not Programmed | Forward recognition camera | |
| U030057 | Internal Control Module Software Incompatibility Invalid/Incompatible Software Component | Forward recognition camera | |
| U031851 | Software Incompatibility with Brake System Control Module Not Programmed | Forward recognition camera | |
| U031857 | Software Incompatibility with Brake System Control Module Invalid/Incompatible Software Component | Forward recognition camera | |
| U032251 | Software Incompatibility with Body Control Module Not Programmed | Forward recognition camera | |
| U032257 | Software Incompatibility with Body Control Module Invalid/Incompatible Software Component | Forward recognition camera | |
| U059481 | Invalid Data Received from Hybrid Powertrain Control Module Invalid Serial Data Received | Radar Cruise2 | |
| U110687 | Lost Communication with Electric Parking Brake Module Missing Message | Radar Cruise2 | |
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Vehicle Control History
VEHICLE CONTROL HISTORY NOTICE: Make sure to record any output Vehicle Control History codes before clearing them and checking the Vehicle Control History again. CHECK VEHICLE CONTROL HISTORY (DYNAMIC
Stop Light Switch Circuit (P0571)
DESCRIPTION When the brakes are applied by the dynamic radar cruise control system, the skid control ECU (brake booster with master cylinder assembly) operates the stop light control ECU assembly to i
Cruise Control Input Circuit (P0575)
DESCRIPTION When the hybrid vehicle control ECU detects an internal malfunction, DTC P0575 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from P0575
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Generator High-voltage Circuit
DESCRIPTION The cause of this malfunction may be the generator high-voltage circuit. Check the generator internal resistance and the connection condition of the high-voltage line between the inverter and generator to check whether there is an open or short circuit. Related Parts Check Area Insp
Components
COMPONENTS ILLUSTRATION *1 FRONT DOOR INSIDE HANDLE BEZEL PLUG LH *2 FRONT DOOR TRIM BOARD SUB-ASSEMBLY LH *3 FRONT DOOR TRIM COVER LH *4 FRONT SEAT SLIDE SWITCH BEZEL *5 POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY WITH FRONT DOOR ARMREST BASE PANEL *6 SEAT MEMORY SWI
