Confirmation Driving Pattern

WARNING: This page is about a different car, the 2024 Lexus TX 500h. However, it is still accessible from the selected car via links, so may be relevant.

Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
Turn the ignition switch off and wait for at least 30 seconds.
Put the engine in Inspection Mode (for measuring Exhaust Gas).
Refer to INSPECTION MODE PROCEDURE [09/2023 - ]
Start the engine and warm it up until the engine coolant temperature reaches 75°C (167°F) or higher [A].
Accelerate to 50 km/h (31 mph) or more with the accelerator pedal fully depressed [B].
WARNING:
When performing the confirmation driving pattern, obey all speed limits and traffic laws.
Enter the following menus: Powertrain / Engine / Trouble Codes [C].
Read the pending DTCs.
HINT:
- If a pending DTC is output, the system is malfunctioning.
- If a pending DTC is not output, perform the following procedure.
Enter the following menus: Powertrain / Engine / Utility / All Readiness.
Input the DTC: P0234-00.
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 steps [B] and [C] again.