Possible Causes
WARNING: This page is about a different car, the 2002 Nissan Xterra and 2002 Nissan Frontier. However, it is still accessible from the selected car via links, so may be relevant.
Malfunction is detected when an incorrect signal from TCM is sent to ECM. Possible causes are:
- Communication circuit open or shorted.
- Weak battery.
- TCM.