Corrective Action
WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
Visually check wiring harness connections. Replace harness if damaged and recheck system. If fault still exists, replace diagnosis sensor unit and recheck system. If fault still exists, replace related harness. When repairs are complete, go to FINAL CHECK under DIAGNOSTICS.