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Home >> Lexus >> 2008 >> IS 250 RWD, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 24 (Theft Deterrent / Keyless Entry) >> SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function) >> DTC B2289: Key Collation Waiting Time Over >> Description

DTC B2289: Key Collation Waiting Time Over: Description

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.

This DTC is output 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 immobilizer system.

DTC DETECTION CONDITION CHART

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 immobilizer system
  • The engine immobilizer system is malfunctioning
  • Power source control ECU
  • Engine immobilizer system
  • Wire harness or connector
  • Certification ECU (smart key ECU assembly)
Fig 1: Power Source Control ECU Diagram
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