Ck SUSP Indicator Lamp
WARNING: This page is about a different car, the 2008 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
The CK SUSP indicator lamp ground is controlled by the suspension control unit. The indicator lamp will come on for 2 seconds when the ignition switch is turned ON. If the indicator lamp does not turn OFF there is a fault detected. Refer to "CONSULT-III FUNCTION "