DTC Confirmation Procedure
WARNING: This page is about a different car, the 2019 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
- PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
- Turn ignition switch OFF and wait at least 10 seconds.
- Turn ignition switch ON.
- Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
This test may be conducted with the drive wheels lifted in the shop or by driving the vehicle. If a road test is expected to be easier, it is unnecessary to lift the vehicle.
GO TO 2.
- PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
- Wait until engine coolant temperature is less than 96 deg.C (205 deg.F)
- Turn ignition switch ON.
- On CONSULT screen, select "ENGINE">>"Data Monitor".
- Check the engine coolant temperature.
- If the engine coolant temperature is not less than 96 deg.C (205 deg.F), turn ignition switch OFF and cool down engine.NOTE: Perform the following steps before engine coolant temperature is above 96 deg.C (205 deg.F).
- Turn ignition switch ON.
- On CONSULT screen, select "ENGINE">>"Data Monitor".
- Start engine.
- Hold vehicle speed at more than 70 km/h (44 MPH) for 100 consecutive seconds.CAUTION: Always drive vehicle at a safe speed.
- Check 1st trip DTC.
Is DTC P0127 detected?
YES
Proceed to Diagnosis Procedure .
NO
To check malfunction symptom before repair: Refer to Intermittent Incident .
NO
Confirmation after repair: INSPECTION END
- Wait until engine coolant temperature is less than 96 deg.C (205 deg.F)