User Manual - Page 266

For 2021 JEEP GRAND CHEROKEE.

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264 SAFETY
Driver Override:
The driver may override SSC activation with
throttle or brake application at any time.
Deactivating SSC
SSC will be deactivated but remain available if
any of the following conditions occur:
Driver overrides SSC set speed with throttle
or brake application
Vehicle speed exceeds 20 mph (32 km/h)
but remains below 40 mph (64 km/h)
Vehicle is shifted to PARK
Disabling SSC
SSC will deactivate and be disabled if any of the
following conditions occur:
The driver pushes the SSC switch.
The driveline is shifted out of 4WD Low.
The parking brake is applied.
The driver door opens.
The vehicle is driven greater than 20 mph
(32 km/h) for greater than 70 seconds.
The vehicle is driven greater than 40 mph
(64 km/h) (SSC exits immediately).
Feedback To The Driver:
The instrument cluster has an SSC icon and the
SSC switch has an LED which offer feedback to
the driver about the state SSC is in.
The cluster icon and switch lamp will illumi-
nate and remain on solid when SSC is
enabled or activated. This is the normal oper-
ating condition for SSC.
The cluster icon and switch lamp will flash for
several seconds then extinguish when the
driver pushes the SSC switch but enable
conditions are not met.
The cluster icon and switch lamp will flash for
several seconds then extinguish when SSC
disables due to excess speed.
The cluster icon and switch lamp will flash
then extinguish when SSC deactivates due to
overheated brakes.
Traction Control System (TCS)
The TCS monitors the amount of wheel spin of
each of the driven wheels. If wheel spin is
detected, the TCS may apply brake pressure to
the spinning wheel(s) and/or reduce engine
power to provide enhanced acceleration and
stability. A feature of the TCS, Brake Limited
Differential (BLD), functions similarly to a
limited slip differential and controls the wheel
spin across a driven axle. If one wheel on a
driven axle is spinning faster than the other, the
system will apply the brake of the spinning
wheel. This will allow more engine power to be
applied to the wheel that is not spinning. BLD
may remain enabled even if TCS and Electronic
Stability Control (ESC) are in reduced modes.
Trailer Sway Control (TSC)
TSC uses sensors in the vehicle to recognize an
excessively swaying trailer and will take the
appropriate actions to attempt to stop the sway.
NOTE:
TSC cannot stop all trailers from swaying.
Always use caution when towing a trailer and
follow the trailer tongue weight recommenda-
tions Ú page 151.
WARNING!
SSC is only intended to assist the driver in
controlling vehicle speed when driving in off
road conditions. The driver must remain
attentive to the driving conditions and is
responsible for maintaining a safe vehicle
speed.
21_WK_OM_EN_USC_t.book Page 264
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