Lexus NX: Diagnostic Trouble Code Chart

Lexus NX Service Manual / Engine & Hybrid System / Cruise Control / Front Radar Sensor System / 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 in Front Radar Sensor Circuit Voltage Out of Range
C1A9000	Malfunction of Millimeter-wave Circuit in Front Radar Sensor
C1A9100	Malfunction of Acceleration Sensor in Front Radar Sensor
U010487	Lost Communication with Cruise Control Module Missing Message
U030557	Software Incompatibility with Cruise Control Module Invalid/Incompatible Software Component

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Parts Location

PARTS LOCATION ILLUSTRATION *1 FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LH *2 SHIFT LEVER POSITION SENSOR *3 SIDE TURN SIGNAL LIGHT ASSEMBLY LH *4 SIDE TURN SIGNAL LIGHT ASSEMBLY RH *5 OUTER REAR VIEW MIRROR ASSEMBLY LH *6 OUTER REAR VIEW MIRROR ASSEMBLY RH *7 HE

Disassembly

DISASSEMBLY CAUTION / NOTICE / HINT NOTICE: Do not try to remove the black nylon tube as it is welded to the fuel suction tube assembly. Click here PROCEDURE 1. REMOVE NO. 1 FUEL SUB-TANK (a) Disconnect the fuel pump harness connector. (b) Using needle nose pliers, remove the fuel

Lexus NX: Diagnostic Trouble Code Chart

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Vehicle Control History

Main Microcomputer in Front Radar Sensor Calibration/Parameter Memory Failure (C1A8C46,C1A8D1C,C1A9000,C1A9100)

Front Radar Sensor Optical Axis Misalignment Malfunction (C1A1100)

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Parts Location

Disassembly