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Home >> Lexus >> 2021 >> UX 250h Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Smart Access System W/ Push-Button Start (Start Function) (Diagnostic Codes & Symptom Tests (1 Of 2)) (Hybrid) >> SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function, HV Model) >> DTC B2285: Steering Lock Position Signal Circuit Malfunction [07/2022 - ] >> Description

DTC B2285: Steering Lock Position Signal Circuit Malfunction [07/2022 - ]: Description

  1. This DTC is stored when there is no continuity between terminal SLP of the certification ECU (smart key ECU assembly) and ground.
  2. DTC No. Detection Item DTC Detection Condition Trouble Area Note
    B2285 Steering Lock Position Signal Circuit Malfunction This DTC is stored when there is no continuity between terminal SLP of the certification ECU (smart key ECU assembly) and ground.
    • Certification ECU (smart key ECU assembly)
    • Wire harness or connector
    		 DTC Output Confirmation Operation:
    1. Disconnect the cable from the negative (-) auxiliary battery terminal, wait 30 seconds and then reconnect the cable to the negative (-) auxiliary battery terminal. Wait at least 40 seconds with the power switch off, then turn the power switch on (IG) and wait at least 40 seconds.
    1. *: Only detected while a malfunction is present and the engine switch is on (IG).
  3. VEHICLE CONDITION AND FAIL-SAFE FUNCTION WHEN MALFUNCTION DETECTED

    Vehicle Condition when Malfunction Detected Fail-safe Function when Malfunction Detected
    The engine cannot be started. The ECU does not send an engine start request.
  4. RELATED DATA LIST AND ACTIVE TEST ITEMS

    DTC No. Data List and Active Test
    B2285 -
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