Possible Causes
WARNING: This page is about a different car, the 2002 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
Malfunction is detected when EGR flow is detected under conditions that do not call for EGR. Possible causes are:
- EGR Volume Control Valve (EGR-VCV) circuit open or shorted.
- EGR-VCV stuck open or leaking.
- Defective EGR temperature sensor.