Nissan LEAF 2023 Owners Manual
9.17.5.4. Automatic cancellation
The following are conditions in which the ICC system may be temporarily unavailable. In these instances, the ICC system may not cancel and may not be able to maintain the selected following distance from the vehicle ahead.
Condition A
Under the following conditions, the ICC system is automatically cancelled. A chime will sound and the system will not be able to be set:
Any door is open
The driver’s seat belt is not fastened.
The vehicle ahead is not detected and your vehicle is travelling below the speed of 25 km/h (15 MPH).
Your vehicle has been stopped by the ICC system for approximately 3 minutes or longer.
The shift lever is not in the D (Drive) position or manual shift mode.
The electronic parking brake is applied.
The ESP system is turned off.
The IEB applies harder braking
ESP (including the traction control system) operates.
A wheel slips.
When distance measurement becomes impaired due to adhesion of dirt or obstruction to the sensor.
When the radar signal is temporarily interrupted.
On repeated uphill and downhill roads.
Action to take:
When the conditions listed above are no longer present, turn the system off using the ProPILOT Assist switch. Turn the ProPILOT Assist system back on to use the system.
When the ICC system is cancelled under the following conditions at a standstill, the electronic parking brake is automatically activated:
Any door is opened.
The driver’s seat belt is not fastened.
The shift lever is not in the D (Drive) position or manual shift mode.
The ESP system is turned off.
When distance measurement becomes impaired due to adhesion of dirt or obstruction to the sensor.
When the radar signal is temporarily interrupted.
Condition B
When the radar sensor of the front bumper is covered with dirt or is obstructed, the ICC system will automatically be cancelled.
The chime will sound and the [Unavailable: Front Radar Obstruction] warning message will appear in the Vehicle Information Display.
Action to take:
If the warning message appears, stop the vehicle in a safe place, place the shift lever in the P (Park) position, and turn the EV system off. When the radar signal is temporarily interrupted, clean the sensor area of the front bumper and restart the EV system. If the [Unavailable: Front Radar Obstruction] warning message continues to be displayed, have the system checked. It is recommended that you visit a knowledgeable LEAF repairer such as a NISSAN certified electric vehicle dealer for this service.
Condition C
When driving on roads with limited road structures or buildings (for example, long bridges, deserts, snow fields, driving next to long walls), the system may illuminate the system warning light and display the [Unavailable: Front Radar Obstruction] message.
Action to take:
When the above driving conditions no longer exist, turn the system back on.