Check the height sensors located near the suspension components. Look for broken linkage arms or water intrusion in the connectors.
An "Auto Leveling" or "System Error" warning may appear on the dashboard.
For detailed wiring diagrams and specific sensor locations, you can refer to the Nissan X-Trail Service Manual or the Nissan DTC Diagnosis Guide . Nissan B20db-54
The most common cause; the IPDM E/R was replaced or reset and the "Height Sensor Initialization" procedure was never performed.
Specifically indicates "Missing Calibration" or that the system is "Not Configured" . Check the height sensors located near the suspension
Corrosion or damage to the harness connecting the height sensor to the Power Control System .
Low battery voltage or a recent jump-start can sometimes corrupt the configuration data in the IPDM E/R. Step-by-Step Diagnostic & Repair For detailed wiring diagrams and specific sensor locations,
Defined as "HEIGHT SENS INITIALIZE NOT DONE" .