Jeep Wrangler: STOP/START SYSTEM — MANUAL TRANSMISSION (IF EQUIPPED) / Possible Reasons The Engine Does Not Autostop

Prior to engine shut down, the system will check many safety and comfort conditions to see if they are fulfilled. Situations when the engine will not stop include (but not limited to):

  • Driver’s seat belt is not buckled.
  • Outside temperature is less than 10°F (–12°C) or greater than 109°F (43°C).
  • Actual cabin temperature is significantly different than temperature set on Auto HVAC.
  • HVAC is set to full defrost mode.
  • Engine has not reached normal operating temperature.
  • Battery discharged.
  • When driving in REVERSE.
  • Hood is open.
  • Transfer case is in 4WD Low or N (Neutral).
  • Driver's seat is not occupied or driver’s door is open.
  • Vehicle is at high altitude.
  • The vehicle is on a steep grade.
  • Forward Gear is engaged.
  • Steering angle beyond threshold. (ESS Models Only).
  • System fault is present.
  • HVAC set to MAX A/C.

It may be possible for the vehicle to be driven several times without the Stop/Start system going into a STOP/START READY state under more extreme conditions of the items listed above.

    Autostop Mode

    WARNING! Vehicles with the Stop/Start system will be equipped with two batteries. Both the main and the supplemental batteries must be disconnected to completely de-energize the 12 Volt electrical system...

    To Start The Engine While In Autostop Mode

    When the gear selector is in NEUTRAL, the engine will start when the clutch pedal is pressed (does not require complete/full pedal press). The vehicle will go into STOP/START SYSTEM NOT READY mode until the vehicle speed is greater than 5 mph (8 km/h)...

    Other information:

    Jeep Wrangler 2018-2024 Owners Manual: ParkSense System Usage Precautions

    NOTE: Ensure that the rear fascia/bumper is free of snow, ice, mud, dirt and debris to keep the ParkSense system operating properly. Jackhammers, large trucks, and other vibrations could affect the performance of Park- Sense. When you turn ParkSense off, the instrument cluster display will read “PARKSENSE OFF...

    Jeep Wrangler 2018-2024 Owners Manual: Front Door Removal

    WARNING! Do not drive your vehicle on public roads with the doors removed as you will lose the protection they can provide. This procedure is furnished for use during off-road operation only. Door Removal Warning Label WARNING! All occupants must wear seat belts during off-road operation with doors removed...


    Remote Start system

    Jeep Wrangler. Remote Start system This system uses the key fob to start the engine conveniently from outside the vehicle while still maintaining security. The system has a range of approximately 300 ft (91 m).

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