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Home >> Toyota >> 2016 >> Highlander Hybrid Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 76 (Hybrid Control System (2GR-FXS) - Diagnostic Codes (2 Of 6)) >> Hybrid Control System >> DTC P0A02-719: Motor Electronics Coolant Temperature Sensor Circuit Low; DTC P0A03-720: Motor Electronics Coolant Temperature Sensor Circuit High [11/2016 - ] >> Confirmation Driving Pattern

Confirmation Driving Pattern

WARNING: This page is about a different car, the 2019 Toyota Highlander, 2018 Toyota Highlander, and 2017 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
  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 30 seconds or more.
  5. Turn the power switch on (IG) and turn the Techstream on.
  6. With the shift lever in P, wait for 5 seconds or more.

    HINT: 

    Check that there are no abnormalities (abnormal sounds, coolant leaks, DTC output, etc.).

  7. Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.
  8. Read the current DTCs.

    HINT: 

    • If a current DTC is output, the system is malfunctioning.
    • If a current DTC is not output and want to confirm permanent DTC, perform the following procedure.
  9. Check that permanent DTCs are cleared. If no permanent DTC is output, the system is normal.
  10. If the permanent DTCs are not cleared, perform a universal trip, and then check for permanent DTCs again.
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