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Home >> Toyota >> 2025 >> Land Cruiser Base >> Repair and Diagnosis (Single Page) >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Motor Generator Control System - Diagnostic Codes (2 Of 2) >> Motor Generator Control System >> DTC U1152-1F: Lost Communication with Hybrid/EV Powertrain Control Module (ch4) Circuit Intermittent; DTC U1152-87: Lost Communication with Hybrid/EV Powertrain Control Module (ch4) Missing Message [02/2024 - ] >> Confirmation Driving Pattern
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Confirmation Driving Pattern

HINT: 

  1. Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
  2. Turn the ignition switch off and wait for 2 minutes or more.
  3. With ignition switch ON and wait for 2 minutes or more. [*1]

    HINT: 

    [*1]: Normal judgment procedure.

    The normal judgment procedure is used to complete DTC judgment and also used when clearing permanent DTCs.

  4. Enter the following menus: Powertrain / Motor Generator / Utility / All Readiness.
  5. Check the DTC judgment result.

    HINT: 

    • If the judgment result shows NORMAL, the system is normal.
    • If the judgment result shows ABNORMAL, the system has a malfunction.
    • If the judgment result shows INCOMPLETE, perform the normal judgment procedure again.