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Home >> Lexus >> 2021 >> ES 300h Luxury >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Control System (For Nickel Metal Hydride Battery) - Diagnostic Codes (5 Of 5) & Circuit Tests (1 Of 2) >> HYBRID CONTROL SYSTEM (for NICKEL METAL HYDRIDE BATTERY) >> DTC P3000-4B: Hybrid/EV Battery Control System Over Temperature [06/2018 - ] >> Confirmation Driving Pattern

Confirmation Driving Pattern

HINT: 

After repair has been completed, clear the DTC and then check that the vehicle has returned to normal by performing the following All Readiness check procedure.

Refer to UTILITY [06/2018 - ]

  1. Connect the Techstream to the DLC3.
  2. Turn the power switch on (IG) and turn the Techstream on.
  3. Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
  4. Turn the power switch off and wait for 2 minutes or more.
  5. Turn the power switch on (IG) and turn the Techstream on.
  6. Drive the vehicle for approximately 10 minutes according to the freeze frame data items "Vehicle Speed", "Hybrid Battery Temperature 1 to 3", "Hybrid Battery Cooling Fan Intake Air Temperature 1", "Ambient Temperature" and "Hybrid Battery Current".
  7. Enter the following menus: Powertrain / Hybrid Control / Utility / All Readiness.
  8. 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 or N/A, perform driving pattern again.