Stop/start system - if equipped

The Stop/Start function was developed to reduce fuel consumption. The system will stop the engine automatically during a vehicle stop if the required conditions are met. Releasing the brake pedal or pressing the accelerator pedal will automatically restart the engine.

Automatic Mode

enabled after every The Stop/Start feature is enabled after every normal customer engine start. At that time, the system will go into STOP/START READY and if all other conditions are met, can go into a STOP/START AUTOSTOP ACTIVE "Autostop" mode.

To Activate The Autostop Mode, The Following Must Occur:

  •  The system must be in STOP/START READY state. A STOP/START READY message will be displayed in the Driver Information Display (DID) within the Stop/ Start section. Refer to "Driver Information Display (DID)" in "Understanding Your Instrument Panel" for further information.
  •  The vehicle must be completely stopped.
  •  The shifter must be in a forward gear and the brake pedal depressed.

The engine will shut down, the tachometer will move to the zero position and the Stop/Start telltale will illuminate indicating you are in Autostop. Customer settings will be maintained upon return to an engine running condition.

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.

Detailed information about the operation of the Stop/ Start system may be viewed in the DID Stop/Start Screen. In the following situations, the engine will not stop:

  •  Driver's seat belt is not buckled.
  •  Driver's door is not closed.
  •  Battery temperature is too warm or cold.
  •  Battery charge is low.
  •  The vehicle is on a steep grade.
  •  Cabin heating or cooling is in process and an acceptable cabin temperature has not been achieved.
  •  HVAC is set to full defrost mode at a high blower speed.
  •  HVAC set to MAX A/C.
  •  Engine has not reached normal operating temperature.
  •  The transmission is not in a forward gear.
  •  Hood is open.
  •  Brake pedal is not pressed with sufficient pressure.

Other Factors Which Can Inhibit Autostop Include:

  •  Accelerator pedal input.
  •  Engine temp too high.
  • 5 MPH threshold not achieved from previous AUTOSTOP.
  •  Steering angle beyond threshold.
  •  ACC is on and speed is set.

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.

To Start The Engine While In Autostop Mode

While in a forward gear, the engine will start when the brake pedal is released or the throttle pedal is depressed.

The transmission will automatically re-engage upon engine restart.

Conditions That Will Cause The Engine To Start Automatically While In Autostop Mode:

  •  The transmission selector is moved out of DRIVE.
  •  To maintain cabin temperature comfort.
  •  HVAC is set to full defrost mode.
  •  HVAC system temperature or fan speed is manually adjusted.
  •  Battery voltage drops too low.
  •  Low brake vacuum (e.g. after several brake pedal applications).
  •  STOP/START OFF switch is pressed.
  •  A STOP/START system error occurs.

To Manually Turn Off The Stop/Start System

STOP/START Off Switch STOP/START Off Switch

  1. Push the STOP/START OFF switch (located on the switch bank). The light on the switch will illuminate.
  2.  The "STOP/START OFF" message will appear in Driver Information Display (DID). Refer to "Driver Information Display (DID)" in "Understanding Your Instrument Panel" for further information.
  3.  At the next vehicle stop (after turning off the STOP/ START system), the engine will not be stopped.
  4.  The STOP/START system will reset itself back to an ON condition every time the ignition is turned off and back on.

To Manually Turn On The Stop/Start System

Push the STOP/START OFF switch (located on the switch bank). The light on the switch will turn off.

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 Driver Information Display (DID). Refer to "Driver Information Display (DID)" in "Understanding Your Instrument Panel" for further information

If the "SERVICE STOP/START SYSTEM" message appears in the DID, have the system checked by your authorized dealer.

    Dodge Durango (WD) 2011-2024 Owners Manual

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