Service The Parksense® Rear Park Assist System; Cleaning The Parksense® System - Jeep Grand Cherokee 2013 Owner's Manual

252 UNDERSTANDING THE FEATURES OF YOUR VEHICLE
NOTE: The ParkSense® system will automatically dis-
able when the system detects that a trailer with trailer
brakes has been connected to the Integrated Trailer Brake
Module. The EVIC will display "PARKSENSE OFF"
message for as long as the vehicle is in reverse.
The ParkSense® switch LED will be ON when ParkSense®
is disabled or defective. The ParkSense® switch LED will
be OFF when the system is enabled.
Service The ParkSense® Rear Park Assist
System
When the ParkSense® Rear Park Assist System is mal-
functioning, the instrument cluster will actuate a single
chime, once per ignition cycle, and it will display the
"CLEAN PARK ASSIST SENSORS" or the "SERVICE
PARK ASSIST SYSTEM" message. Refer to "Electronic
Vehicle Information Center (EVIC)" in "Understanding
Your Instrument Panel" for further information. When
the shift lever is moved to REVERSE and the system has
detected a faulted condition, the EVIC will display the
"PARK ASSIST SYSTEM OFF" message for as long as the
vehicle is in REVERSE. Under this condition, ParkSense
will not operate.
If "CLEAN PARK ASSIST SENSORS" appears in the
Electronic Vehicle Information Center (EVIC) make sure
the outer surface and the underside of the rear fascia/
bumper is clean and clear of snow, ice, mud, dirt or other
obstruction and then cycle the ignition. If the message
continues to appear, see an authorized dealer.
If "SERVICE PARK ASSIST SYSTEM" appears in the
EVIC, see an authorized dealer.
Cleaning The ParkSense® System
Clean the ParkSense® sensors with water, car wash soap
and a soft cloth. Do not use rough or hard cloths. Do not
scratch or poke the sensors. Otherwise, you could dam-
age the sensors.