Lexus NX: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Front Camera System| DTC No. | Detection Item | Link |
|---|---|---|
| C10001C | Control Module Internal Temperature Sensor "A" Circuit Circuit Voltage Out of Range | |
| C10051C | Control Module Internal Temperature Sensor "B" Circuit Circuit Voltage Out of Range | |
| C100A62 | Control Module Internal Temperature Sensor A/B Correlation Signal Compare Failure | |
| C1A4A12 | Buzzer Circuit Short to Battery | |
| C1A4A14 | Buzzer Circuit Short to Ground or Open | |
| C1A7587 | Steering Vibrator System Missing Message | |
| C1A9346 | Main Microcomputer in Front Recognition Camera Calibration/Parameter Memory Failure | |
| C1A9445 | Image Processing Microcomputer in Front Recognition Camera Program Memory Failure | |
| C1A9447 | Image Processing Microcomputer in Front Recognition Camera Watchdog/Safety MCU Failure | |
| C1A9487 | Image Processing Microcomputer to Main Microcomputer in Front Recognition Camera Missing Message | |
| C1A9500 | Image Processing Module Malfunction in Front Recognition Camera | |
| C1A961C | Power Supply Circuit in Front Recognition Camera Circuit Voltage Out of Range | |
| C1AA800 | Front Recognition Camera Optical Axis Misalignment Malfunction | |
| C1AAE00 | Front Recognition Camera Heater Malfunction | |
| U012587 | Lost Communication with Multi-axis Acceleration Sensor Module Missing Message | |
| U012687 | Lost Communication with Steering Angle Sensor Module Missing Message | |
| U012987 | Lost Communication with Brake System Control Module Missing Message | |
| U014087 | Lost Communication with Body Control Module Missing Message | |
| U029387 | Lost Communication with Hybrid Powertrain Control Module Missing Message | |
| U030051 | Internal Control Module Software Incompatibility Not Programmed | |
| U030057 | Internal Control Module Software Incompatibility Invalid/Incompatible Software Component | |
| U032251 | Software Incompatibility with Body Control Module Not Programmed | |
| U032257 | Software Incompatibility with Body Control Module Invalid/Incompatible Software Component | |
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Vehicle Control History
VEHICLE CONTROL HISTORY NOTICE: When checking the vehicle control history, first record the output codes and after clearing the history, check the output history again. CHECK VEHICLE CONTROL HISTORY (
Control Module Internal Temperature Sensor "A" Circuit Circuit Voltage Out of Range (C10001C,C10051C,C100A62,C1A9346,C1A9445,C1A9447,C1A9487-C1A961C)
DESCRIPTION The forward recognition camera stores a DTC when a malfunction is detected in the camera. DTC No. Detection Item DTC Detection Condition Trouble Area C10001C Control Module
Buzzer Circuit Short to Battery (C1A4A12)
DESCRIPTION If the forward recognition camera detects a short +B in the buzzer circuit, it will store DTC C1A4A12. DTC No. Detection Item DTC Detection Condition Trouble Area C1A4A12 Bu
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Data List / Active Test
DATA LIST / ACTIVE TEST ACTIVE TEST HINT: Using the Techstream to perform Active Tests allows relays, VSVs, actuators and other items to be operated without removing any parts. This non-intrusive functional inspection can be very useful because intermittent operation may be discovered before parts o
Installation
INSTALLATION CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE 1. INSTALL OUTER MIRROR CONTROL ECU ASSEMBLY (a) Install the outer mirror control ECU assembly with the 2 screws. (b) Connect the 2 connectors.
