DTC Confirmation Procedure
WARNING: This page is about a different car, the 2016 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK DTC PRIORITY
If DTC P31F7, P31F8, P31FB, P31FC or P31FD is displayed with DTC UXXXX, first perform the confirmation procedure (trouble diagnosis) for UXXXX.
Is applicable DTC detected?
YES
Perform diagnosis of applicable. Refer to DTC INDEX .
NO
GO TO STEP 2 .
- PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
GO TO STEP 3 .
- PERFORM DTC CONFIRMATION PROCEDURE
- Set the vehicle to READY.
- Press MAIN switch on ASCD/ICC steering switch for 1.5 seconds or more, and operate ASCD system.
- Drive the vehicle at more than 40 km/h (25 MPH).CAUTION:
Always drive the vehicle at a safe speed.
- Press SET/COAST switch.
- Check DTC.
Is DTC detected?
YES
Proceed to DIAGNOSIS PROCEDURE .
NO - 1
To check malfunction symptom before repair: Refer to INTERMITTENT INCIDENT .
NO - 2
Confirmation after repair: INSPECTION END