Possible Causes
WARNING: This page is about a different car, the 2002 Nissan Maxima and 2002 Infiniti I35. However, it is still accessible from the selected car via links, so may be relevant.
Malfunction is detected when ECM detects a difference in values between the 2 vehicle speed signals. Possible causes are:
- CAN communication line open or shorted.
- Instrument cluster circuit open or shorted.
- Defective instrument cluster.
- Defective vehicle speed sensor.
- Defective TCM.
- Defective ECM.