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Home >> Lexus >> 2017 >> IS 350 Base, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Can Communication System - Diagnostic Codes (1 Of 3) >> Can Communication System >> DTC U0233: Lost Communication with Blind Spot Monitor Master Module [04/2013 - 06/2014] >> Description

DTC U0233: Lost Communication with Blind Spot Monitor Master Module [04/2013 - 06/2014]: Description

DTC No. Detection Item DTC Detection Condition Trouble Area Note
U0233 Lost Communication with Blind Spot Monitor Master Module No communication from the blind spot monitor sensor LH continues.
  • Blind spot monitor sensor LH branch line or connector
  • Power source circuit of blind spot monitor sensor LH
  • Blind spot monitor sensor LH ground circuit
  • Blind spot monitor sensor LH
 HINT: 
Network gateway ECU stores DTCs when it detects a communication stop or network communication error for ECUs connected to sub bus 2.

HINT: 

This diagnosis procedure is for when DTC U0233 is output by the network gateway ECU (Techstream display: Gateway).

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