Lexus NX: Internal Control Module Software Incompatibility Invalid/Incompatible Software Component (U030057)
Lexus NX Service Manual / Engine & Hybrid System / Cruise Control / Dynamic Radar Cruise Control System / Internal Control Module Software Incompatibility Invalid/Incompatible Software Component (U030057)
DESCRIPTION
If the vehicle information stored in the forward recognition camera does not match the vehicle information sent from the hybrid vehicle control ECU, the forward recognition camera stores DTC U030057.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | DTC Output from |
|---|---|---|---|---|
| U030057 | Internal Control Module Software Incompatibility Invalid/Incompatible Software Component | The vehicle information sent from the hybrid vehicle control ECU does not match that stored in the forward recognition camera. | Pre-collision system | Forward recognition camera |
PROCEDURE
| 1. | GO TO PRE-COLLISION SYSTEM |
HINT:
If DTC U030057 is output by the dynamic radar cruise control system, perform troubleshooting for the pre-collision system.
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SEE MORE:
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Front Radar Sensor System DTC No. Detection Item Link C1A1100 Front Radar Sensor Optical Axis Misalignment Malfunction C1A8C46 Main Microcomputer in Front Radar Sensor Calibration/Parameter Memory Failure C1A8D1C Power Supply Circuit i
IG Signal Circuit
DESCRIPTION This circuit detects whether the power switch is on (IG) or off, and sends this information to the main body ECU (multiplex network body ECU). WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
Inspect the fuses for circuits related to this system before performing the following procedur
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