A/C System Self-diagnosis Function: Description
WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
The self-diagnostic system diagnoses sensors, CAN system, battery voltage and stuck button on front air control. Refer to applicable articles (items) for details. Fault codes (if any are present) will be displayed in the ambient temperature display area (with navi) and displayed in the driver temp display area (without navi). Refer to "SELF-DIAGNOSIS CODE CHART ".