LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2012 >> IS 350C >> Repair and Diagnosis >> Electrical >> Starter >> Smart Access System With Push-Button Start (For Start Function) (Diagnostic Codes & Symptom Tests) >> SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function) >> DTC B2289: Key Collation Waiting Time Over >> Description
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC B2289: Key Collation Waiting Time Over: Description

This DTC is stored when there is a LIN communication problem between the power source control ECU and certification ECU (smart key ECU assembly) or when there is a problem in the engine immobiliser system.

DTC No. DTC Detection Condition Trouble Area
B2289 Either condition below is met:
  • Cable and BEAN are abnormal between the power source control ECU and the engine immobiliser system
  • The engine immobiliser system is malfunctioning
  • Power source control ECU
  • Engine immobiliser system
  • Wire harness or connector
  • Certification ECU (smart key ECU assembly)
Fig 1: Power Source Control ECU System Diagram
GTY136586Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
scientia non olet · About LEMON Manuals