Lexus NX: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Lighting System

DTC No.

Detection Item

Link

B1244

Light Sensor Circuit Malfunction

B2430

LED Headlight LH Circuit Malfunction

B2431

LED Headlight RH Circuit Malfunction

U012587

Lost Communication with Multi-axis Acceleration Sensor Module Missing Message

U012987

Lost Communication with Brake System Control Module Missing Message

U014087

Lost Communication with Body Control Module Missing Message

U023587

Lost Communication with Cruise Control Front Distance Range Sensor Missing Message

U029387

Lost Communication With Hybrid Powertrain Control Module Missing Message

READ NEXT:

 Vehicle Control History

VEHICLE CONTROL HISTORY CHECK THE VEHICLE CONTROL HISTORY (LIGHTING SYSTEM) HINT: The vehicle control history data (lighting system) stores the history of the reject function and system protection

 Light Sensor Circuit Malfunction (B1244)

DESCRIPTION The automatic light control sensor detects ambient light, converts it into an electrical signal and outputs it to the main body ECU (multiplex network body ECU). The main body ECU (multipl

 LED Headlight LH Circuit Malfunction (B2430,B2431)

DESCRIPTION The illumination of the low beam headlights is controlled by the main body ECU (multiplex network body ECU). When the headlights are turned on, the main body ECU (multiplex network body EC

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 Pattern Select Switch Sport Mode Circuit

DESCRIPTION When selecting SPORT mode, the switch operation signal is sent to the ECM. Following this, the drive torque is optimally controlled to obtain a sporty feel in response to the driver's accelerator pedal operation. WIRING DIAGRAM PROCEDURE 1. READ VALUE USING TECHSTREAM (CAN BUS CHE

 Removal

REMOVAL CAUTION / NOTICE / HINT CAUTION: Wear protective gloves. Sharp areas on the parts may injure your hands. PROCEDURE 1. REMOVE REAR SEATBACK ASSEMBLY LH (a) for Manual Seat: Click here (b) for Power Seat: Click here 2. REMOVE REAR SEATBACK ASSEMBLY RH (a) for Manual Seat: Click here (b)

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