radar sensor dirty INFINITI QX30 2017 Owners Manual

Message Possible causes/consequences and solutions
[Emergency Brake
Inoperative]Forward Emergency Braking is temporarily inoperative due to a malfunction.
Have the system checked. It is recommended you visit an INFINITI retailer for this service.
[Radar Sensor (See
Operator’s Manual):]At least one of the following driving systems or driving safety systems is temporarily restricted or inoperative:
•Forward Emergency Braking•Intelligent Cruise Control
Possible causes:
•The sensors in the radiator trim and/or in the bumpers are dirty.•The function of the driving system and/or driving safety system is impaired due to heavy rain or snow.
A warning tone also sounds.
Once the causes listed above no longer apply, the display message goes out. All driving systems/driving safety systems are operative
again.
If the display message does not disappear:
1. Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions
2. Secure the vehicle against rolling away.
3. Switch off the engine.
4. Clean the sensors in the following locations:
- In the radiator trim
- In the front bumper
- In the rear bumper, particularly in the middle of the rear bumper.
5. Restart the engine. The display message disappears.
[SRS Malfunction Service
Required]The restraint system needs servicing. Thewarning light also lights up in the combination meter.
It is recommended you visit an INFINITI retailer for these services.
Unless checked and repaired, the Supplemental Restraint Systems and/or the pretensioner seat belt may not function properly.
WARNING
If this light is on, it could mean that the front air bag, side air bag, curtain air bag systems and/or pretensioner systems will not operate in
an accident. To help avoid injury to yourself or others, have your vehicle checked as soon as possible. It is recommended you visit an INFINITI
retailer for this service.
For further information about the restraint system, seeSupplemental Restraint System (SRS)in the1. Safety — seats, seat belts and
supplemental restraint systemsection.
Instruments and controls2-37

Driving systems
Message Possible causes/consequences and solutions
[Lane Departure Warning
Currently Unavailable See
Operator’s Manual]Lane Departure Warning is deactivated and temporarily inoperative.
Possible causes:
•The windshield is dirty in the camera’s field of vision.•Visibility is impaired due to heavy rain, snow or fog.•There have been no lane markings for an extended period.•The lane markings are worn, dark or covered, e.g. by dirt or snow.
Once the causes listed above no longer apply, the display message goes out.
Lane Departure Warning is operational again.
If the display message does not disappear:
1. Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions, and switch off the engine.
2. Secure the vehicle against rolling away.
3. Clean the windshield
[Lane Departure Warning
Inoperative]Lane Departure Warning is faulty.
Have the system checked. It is recommended you visit an INFINITI retailer for this service.
[Blind Spot Warning Cur-
rently Unavailable See Op-
erator’s Manual]Blind Spot Warning is temporarily inoperative. Possible causes:
•The function is impaired due to heavy rain or snow.•The radar sensor system is temporarily inoperative, e.g. due to electromagnetic radiation emitted by nearby TV or radio stations or
other sources of electromagnetic radiation.
•The radar sensor system is outside the operating temperature range.
The yellow indicator lights also light up in the exterior mirrors.
Once the causes listed above no longer apply, the display message goes out.
Blind Spot Warning is operational again.
If the display message does not disappear:
1. Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions, and switch off the engine.
2. Secure the vehicle against rolling away.
3. Restart the engine
2-46Instruments and controls

SYSTEM TEMPORARILY UNAVAILABLE
If the FEB stops working due to a malfunction or
some other reason, one of the following three
messages will be displayed in the vehicle infor-
mation display.
•[Emergency Brake Currently Unavailable See
Operator’s Manual]
•[Emergency Brake Inoperative]
•[Radar Sensors Dirty See Operator’s Manual]
For each of these messages, possible causes
and solutions are listed below.
[Emergency Brake Currently Unavailable See
Operator’s Manual]:The FEB system is tempo-
rarily inoperative. Possible causes:
•The radar sensor system is temporarily
inoperative, for example, due to electromag-
netic radiation emitted by nearby TV or radio
stations or other sources of electromagnetic
radiation.
•The system is outside the operating tem-
perature range.
•The on-board voltage is too low.
Once the causes listed above no longer apply,
the display message goes out. The FEB system
is operative again.If the display message does not disappear:
•Pull over and stop the vehicle safely as soon
as possible, paying attention to road and
traffic conditions.
•Secure the vehicle against rolling away.
•Switch off the engine.
[Emergency Brake Inoperative]:The FEB system
is temporarily inoperative due to a malfunction.
The adaptive brake assist function may also
have failed.
It is recommended you visit an INFINITI retailer.
[Radar Sensors Dirty See Operator’s Manual]:
The FEB system is temporarily restricted or
inoperative. Possible causes:
•The sensor behind the INFINITI logo is dirty.
•The function of the FEB system is impaired
due to heavy rain or snow.
A warning tone also sounds.
Once the causes listed above no longer apply,
the display message goes out. The FEB system
is operative again.If the display message does not disappear:
•Pull over and stop the vehicle safely as soon
as possible, paying attention to road and
traffic conditions.
•Secure the vehicle against rolling away.
•Switch off the engine.
•Clean the area around the sensors.
•Restart the engine. The display message
disappears.
Starting and driving5-65