Confirmation Driving Pattern
- Connect Techstream to the DLC3.
- Turn the engine switch on (IG) and turn the Techstream on.
- Clear the DTCs (even if no DTCs are stored, perform the clear DTC operation).
- Turn the engine switch off and wait for at least 30 seconds.
- Turn the engine switch on (IG) and turn the Techstream on [A].
- Enter the following menu items: Powertrain / Engine and ECT / Data List / All Data / Coolant Temp.
- Check that "Coolant Temp" in the Data List are within the range of -10 to 50 °C (14 to 122 °F).
- Start the engine and warm it up until the coolant temperature is the same as the coolant temperature in the freeze frame data.
- Idle the engine for 1 minute or more [B].
- Enter the following menus: Powertrain / Engine and ECT / 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 and ECT / Utility / All Readiness.
- Input the DTC: P050A.
- Check the DTC judgment result.
Tester Display Description NORMAL - DTC judgment completed
- System normal
ABNORMAL - DTC judgment completed
- System abnormal
INCOMPLETE - DTC judgment not completed
- Perform driving pattern after confirming DTC enabling conditions
UNKNOWN - Unable to perform DTC judgment
- Number of DTCs which do not fulfill DTC preconditions has reached ECU's memory limit
HINT:
- If the judgment result shows ABNORMAL, the system has a malfunction.
- If the judgment result shows INCOMPLETE or UNKNOWN, idle the engine for 3 minutes, let the engine cool down, and then perform steps [A] through [C].
- If the no pending DTC is output, perform a universal trip and check for permanent DTCs. Refer to DTC CHECK / CLEAR
.
HINT:
- If a permanent DTC is output, the system is malfunctioning.
- If no permanent DTC is output, the system is normal.