2021 FORD F-150 stop start

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Page 244 of 796

FORD F-150 2021  Owners Manual The system does not function if:
•
The passive key frequencies are
jammed.
• The key battery has no charge.
RESTARTING THE ENGINE AFTER
STOPPING IT - VEHICLES WITH:
PUSH BUTTON START
The system al

Page 245 of 796

FORD F-150 2021  Owners Manual •
Unplug and properly stow the system
before starting and driving your vehicle.
The protective cover seals the
terminals of the engine block heater
cord plug when not in use.
• Check the engine bl

Page 246 of 796

FORD F-150 2021  Owners Manual STOPPING THE ENGINE WHEN
YOUR VEHICLE IS MOVING -
VEHICLES WITHOUT: PUSH
BUTTON START
WARNING: Switching off the
engine when your vehicle is still moving
results in a significant decrease in
braking a

Page 247 of 796

FORD F-150 2021  Owners Manual Switching the System On
1. With your vehicle running and the
transmission in park (P), press the
button on the instrument panel.  See
Instrument Cluster Indicators (page
176).  An indicator lamp illum

Page 248 of 796

FORD F-150 2021  Owners Manual OVERRIDING AUTOMATIC ENGINE
STOP
You can stop the engine shutdown, or reset
the timer, at any point before the
30-second countdown has expired by
doing any of the following:
•
Pressing the brake ped

Page 249 of 796

FORD F-150 2021  Owners Manual If it flashes, engine misfire could be
occurring. Increased exhaust gas
temperatures could damage the catalytic
converter or other vehicle components.
Avoid heavy acceleration and deceleration,
and ha

Page 250 of 796

FORD F-150 2021  Owners Manual STARTING AND STOPPING THE
ENGINE – FREQUENTLY ASKED
QUESTIONS - GASOLINE,
VEHICLES WITHOUT: PUSH
BUTTON START
Why is the engine idle speed high when
I am starting the engine?
The speed at which the

Page 251 of 796

FORD F-150 2021  Owners Manual Why do I experience different driving
characteristics?
If you disconnect the battery, your
vehicle may exhibit some unusual
driving characteristics for
approximately 5 mi (8 km) after you
reconnect it