Lexus NX: Introduction

 Software Incompatibility with Brake System Control Module Invalid/Incompatible Software Component (U031857)

DESCRIPTION If the vehicle information stored in the forward recognition camera does not match the vehicle information sent from the skid control ECU (brake booster with master cylinder assembly), the forward recognition camera stores DTC U031857. DTC No. Detection Item DTC Detection Conditio

 Inspection

INSPECTION PROCEDURE 1. INSPECT TRIP SWITCH (LIGHT CONTROL RHEOSTAT) *1 Up Switch *2 Down Switch *a Component without harness connected (Trip Switch (Light Control Rheostat)) (a) Check the resistance. Measure the resistance according to the value(s) in the table below. Standard