Jeep Wrangler: STOP/START SYSTEM — AUTOMATIC TRANSMISSION (IF EQUIPPED) / System Malfunction
If there is a malfunction in the Stop/Start
system, the system will not shut down the
engine. A “SERVICE STOP/START SYSTEM”
message will appear in the instrument cluster
display.
If the “SERVICE STOP/START SYSTEM”
message appears in the instrument cluster
display, have the system checked by an
authorized dealer.
If a malfunction occurs during an autostop, the
vehicle may not auto start and will need a key
start.
TO MANUALLY TURN OFF THE STOP/START SYSTEM
Stop/Start OFF Switch
Push the Stop/Start OFF switch (located on the
switch bank). The light on the switch will
illuminate...
The Engine Stop/Start (ESS) function is
developed to reduce fuel consumption. The
system will stop the engine automatically during
a vehicle stop if the required conditions are
met...
Other information:
To remove the spare tire from the carrier,
remove the tire cover, if equipped.
Remove the Rear Camera Cover by turning
the lock bolt counterclockwise with the
#T40 torx head driver and ratchet from the
supplied tool kit.
Unlock Rear Camera Cover
Remove the lug nuts with the lug wrench
turning them counterclockwise...
Check the engine, battery (if equipped),
intercooler (if equipped), and Motor Generator
Unit (MGU) (if equipped) coolant (antifreeze)
protection every 12 months (before the onset of
freezing weather, where applicable). If the
engine, battery (if equipped), intercooler (if
equipped), and MGU (if equipped) coolant is
dirty or rusty in appearance, the system should
be drained, flushed and refilled with fresh OAT
coolant (conforming to MS...