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Home >> Lexus >> 2020 >> UX 200 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 42 (Hybrid Control System (Diagnostic Codes) (2 Of 5)) >> Hybrid Control System >> DTC P0A9B-2A: Hybrid/EV Battery Temperature Sensor "A" Signal Stuck In Range; DTC P0AC52A: Hybrid/EV Battery Temperature Sensor "B" Signal Stuck In Range; DTC P0ACA2A: Hybrid/EV Battery Temperature Sensor "C" Signal Stuck In Range; DTC P306562: Hybrid/EV Battery Temperature Sensor "Group 1" Signal Compare Failure [10/2018 - ] >> Confirmation Driving Pattern

Confirmation Driving Pattern

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HINT: 

P0A9C (INF P0A9B2A), P0AC6 (INF P0AC52A), P0ACB (INF P0ACA2A):

  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", "Accelerator Position", "Hybrid Battery Temperature 1 to 3" and "Hybrid Battery Current" when ambient temperature is -10°C (14°F) or higher.[*1]

    HINT: 

    • Check that the output of each battery temperature sensor varies.
    • Check that the difference in output between each battery temperature sensor is not excessively large.
    • [*1]: Normal judgment procedure.

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

  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.

P3065 (INF P306562):

  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. With power switch on (IG) and wait for 10 seconds or more when the ambient temperature is -10°C (14°F) or higher.[*1]

    HINT: 

    • Check that the difference in output between each battery temperature sensor is not excessively large.
    • [*1]: Normal judgment procedure.

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

  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.