Engine Control System (DTC/Circuit Diagnosis) (2 Of 3)
WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK DTC PRIORITY
If DTC P0326 is displayed with DTC P0327 or P0328, first perform the confirmation procedure (trouble diagnosis) for DTC P0327 or P0328.
Is applicable DTC detected?
YES
Perform diagnosis of applicable. Refer to DTC Description or DTC Description .
NO
GO TO 2.
- 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:
Before performing the following procedure, confirm that battery voltage is 10 V or more at idle.
GO TO 3.
- PERFORM DTC CONFIRMATION PROCEDURE
- Start engine and warm it up to normal operating temperature.
- Revving engine from idle up to 3, 000 rpm quickly.
- Repeat the step 2 at 10 times.
- Check DTC.
Is DTC detected?
YES
Proceed to Exploded View (Crankshaft driven type) .
NO
To check malfunction symptom before repair: Refer to Intermittent Incident .
NO
Confirmation after repair: INSPECTION END