2021 FORD EXPLORER check engine

Action
Message
The battery management system determines that the 12V batteryis at a low state of charge. Start the engine to charge the batteryor charge the battery using an aftermarket battery charger. This
message clears once you restart your vehicle and the battery state of charge has recovered.
Battery State of
Charge Low
The battery management system determines that the battery is ata low state of charge. Turn the ignition off as soon as possible toprotect the battery. This message will clear once the vehicle has
been started and the battery state of charge has recovered. Turning off unnecessary electrical loads will allow faster battery state-of- charge recovery.
Turn Power Off To
Save Battery
Displays when the battery management system detects an
extended low-voltage condition. Various vehicle features will be disabled to help preserve the battery. Turn off as many of the
electrical loads as soon as possible to improve system voltage. If
the system voltage has recovered, the disabled features will operate again as normal.
Low Battery
Features Tempor- arily Turned Off
Battery and Charging System (High Voltage) Action
Message
Displays when the stop safety hazard warning lamp is illuminated.This indicates an electrical component that requires service. This causes the vehicle to shut down or enter into limited operating mode.
Stop Safely Now
Blind Spot Information and Cross Traffic Alert System Action
Message
A system error has occurred. Have the system checked as soon as possible.
Blind Spot System
Fault
The system sensors are blocked. See Blind Spot Information
System (page 264).
Blind Spot Not
Available Sensor Blocked See Manual
The system detects a vehicle and automatically applied the brakes.
Cross Traffic Alert
Applying Brakes
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Explorer (CTW), enUSA, Edition date: 202007, Second-Printing Information Displays

Action
Message
The fuel system has finished depressurizing and you can begin to refuel.
Fuel Door Open
A reminder to close the fuel door. Failure to follow this instructioncan cause the check engine light to illuminate.
Close Fuel Door to
Avoid ""CheckEngine"" Light
There is an error in attempting to refill your vehicle.
Refuel Error See
Manual
Hill Descent Control Action
Message
Displays when you deactivate hill descent control mode.
Hill Descent
Control OFF
Displays when hill descent speed exceeds 20 mph (32 km/h).
For Hill Descent
Reduce Speed 20 MPH or Less
Displays when hill descent speed exceeds
20 mph (32 km/h).
For Hill Descent
Reduce Speed 32 Km/h or Less
Displays when hill descent control mode requires you to shift the transmission into gear.
For Hill Descent
Select Gear
Displays when the hill control mode requires you to resume control.
Hill Descent Driver
Resume Control
Displays when a hill descent system fault is present.
Hill Descent
Control Fault
Displays when you disable the hill descent control mode to cool the brake system.
Hill Descent
Control Off
System Cooling
Displays when hill descent control mode is ready.
Hill Descent
Control Ready
Displays when you activate the hill descent control mode.
Hill Descent
Control Active
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Explorer (CTW), enUSA, Edition date: 202007, Second-Printing Information Displays

Hill Start Assist
Action
Message
Hill start assist is not available. Have the system checked as soonas possible. See Hill Start Assist (page 217).
Hill Start Assist
Not Available
Keys and Intelligent Access Action
Message
A reminder to press the brake while starting your vehicle.
To START Press
Brake
The key is not detected by the system.
No Key Detected
The Start Stop button is pressed to shut off the engine and anIntelligent Access key is not detected inside your vehicle.
Restart Now or
Key is Needed
Your vehicle is in the accessory ignition state.
Full Accessory
Power Active
There is a problem with your vehicle ’s starting system. Have the
system checked as soon as possible.
Starting System
Fault
During spare key programming, an intelligent access key isprogrammed to the system.
Key Program
Successful
During spare key programming, the maximum number of keys have been programmed.
Max Number of
Keys Learned
Displays during spare key programming, when intelligent access key programming fails.
Key Program
Failure
Displays during spare key programming when you have notprogrammed enough keys.
Not Enough Keys
Learned
Displays when the key battery is low. Change the battery as soon as possible.
Key Battery Low
Replace Soon
Displays when you switch the vehicle off.
Vehicle Switched
Off
Informs you that upon exiting your vehicle that the vehicle is still on.
Vehicle is ON
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Explorer (CTW), enUSA, Edition date: 202007, Second-Printing Information Displays

Lane Keeping System
Action
Message
The system has malfunctioned. Have the system checked as soon as possible.
Lane Keeping Sys.
Malfunction
Service Required
The system has detected a condition that has caused the systemto be temporarily unavailable.
Front Camera
Temporarily Not Available
The system has detected a condition that requires the windshieldto be cleaned to operate properly.
Front Camera Low
Visibility Clean Screen
The system has malfunctioned. Have the system checked as soon as possible.
Front Camera
Malfunction
Service Required
The system requests the driver to keep their hands on the steering wheel.
Keep Hands on
Steering Wheel
Maintenance Action
Message
Stop your vehicle as soon as safely possible and turn off the engine.
Check the oil level. If the warning stays on or continues to come onwith your engine running, have the system checked as soon as possible.
Low Engine Oil
Pressure
The engine oil life is low and needs to be changed soon.
Change Engine Oil
Soon
The engine oil life is low and needs to be changed immediately.
Oil Change
Required
The brake fluid level is low and the brake system should be
inspected immediately. See Brake Fluid Check (page 335).
Brake Fluid Level
Low
The brake system needs servicing. Stop the vehicle in a safe place. Contact an authorized dealer.
Check Brake
System
The engine coolant temperature is excessively high.
Engine Coolant
Over Temperature
The washer fluid is low and needs to be refilled.
Washer Fluid Level
Low
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Explorer (CTW), enUSA, Edition date: 202007, Second-Printing Information Displays

Action
Message
Indicates that your vehicle is still in Transport mode. This may not
allow some features to operate properly. Have the system checked as soon as possible.
Transport Mode
Contact Dealer
Indicates that your vehicle is still in Factory mode. This may not
allow some features to operate properly. Have the system checked as soon as possible.
Factory Mode
Contact Dealer
Informs the driver that the powertrain needs service due to apowertrain malfunction.
See Manual
The engine has reduced power to help reduce high engine temper- ature.
Power Reduced to
Lower Engine Temp
The brake system has reduced stopping power.
Brake Applied
Power Reduced
MyKey Action
Message
You cannot program a MyKey.
MyKey not Created
MyKey is active.
MyKey Active Drive
Safely
When switching on your vehicle and MyKey is in use, displays that the MyKey speed limit is on.
Speed Limited to
{avg speed XXXX} km/h
MyKey is in use and the MyKey speed limit is on and the vehiclespeed is approaching 81 mph (130 km/h).
Near Vehicle Top
Speed
You have reached the speed limit set for your MyKey.
Vehicle at Top
Speed of MyKey Setting
You have an active MyKey with a programmed set speed limit.
Check Speed Drive
Safely
Belt-Minder turns on with a MyKey in use.
Buckle Up to
Unmute Audio
With a MyKey in use, AdvanceTrac turns on.
AdvanceTrac On -
MyKey Setting
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Explorer (CTW), enUSA, Edition date: 202007, Second-Printing Information Displays

Park Brake
Action
Message
The parking brake is set, the engine is running and you drive your
vehicle more than 3 mph (5 km/h). If the warning stays on after the parking brake is released, contact an authorized dealer as soon as possible.
Park Brake
Engaged
The electric parking brake is set and a manual release is attemptedwithout the brake pedal being pressed.
To Release: Press
Brake and Switch
The electric parking brake is set and an automatic release is
attempted but cannot be performed. Perform a manual release.
Park Brake Use
Switch to Release
The electric parking brake is set and your vehicle speed exceeds3 mph (5 km/h). Release park brake before continued driving.
Release Park
Brake
The electric parking brake is not fully applied.
Park Brake Not
Applied
The electric parking brake is not fully released.
Park Brake Not
Released
The electric parking brake system has been put into a special modethat is used to allow service of the rear brakes. Have the system checked as soon as possible.
Park Brake Main-
tenance Mode
The electric park brake system has detected a condition that
requires service. Some functionality may still be available. Have the system checked as soon as possible.
Park Brake Limited
Function Service Required
The electric parking brake system has detected a condition thatrequires service. Have the system checked as soon as possible.
Park Brake
Malfunction
Service Now
Numerous park brake applies have overheated the system. Wait 2minutes before attempting to apply again.
Park Brake System
Overheated
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Explorer (CTW), enUSA, Edition date: 202007, Second-Printing Information Displays

Seats
Action
Message
Objects are by the passenger seat. After the objects are moved
away from the seat, if the warning stays on or continues to come on have the system checked as soon as possible.
Occupant Sensor
BLOCKED Remove Objects Near
Passenger Seat
Displays as a reminder that memory seats are not available while driving.
Memory Recall Not
Permitted While Driving
Displays to show where your memory setting has been saved.
Memory X Saved
Starting System Action
Message
Displays when starting the vehicle as a reminder to apply the brake.
To START Press
Brake
Displays when the starter has exceeded its cranking time inattempting to start the vehicle.
Cranking Time
Exceeded
Displays when the starter is attempting to start the vehicle.
Engine Start
Pending Please Wait
Displays when the pending start has been cancelled.
Pending Start
Cancelled
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Explorer (CTW), enUSA, Edition date: 202007, Second-Printing Information Displays

Transmission
Action
Message
You switched the engine off and shift select lever is in any position other than park (P).
Shift to Park
Transmission is too cold. Wait for it to warm up before you drive.
Transmission
Warming UpPlease Wait
Displays when the brake pedal needs to be depressed.
Press Brake Pedal
The transmission is overheating and needs to cool. Stop in a safeplace as soon as it’ s possible.
Transmission Over
Temperature Stop Safely
Have the system checked as soon as possible.
Transmission
Service Required
The transmission is overheating and needs to cool. Stop in a safeplace as soon as it’ s possible.
Transmission Too
Hot Press Brake
The transmission has limited functionality. Have the systemchecked as soon as possible.
Transmission
Limited Function See Manual
A reminder to shift into park. In addition, this message is typicalafter reconnecting or recharging the battery until you cycle the
ignition to the on mode. See Changing the 12V Battery (page
336).
Transmission Not
in Park
Displays when there is a system fault and the park brake needs to
be depressed before exiting the vehicle. Have the system checked as soon as possible.
SHIFT SYS FAULT
Confirm Park
Brake Apply Before Exiting the Vehicle
Have the system checked as soon as possible.
SHIFT SYS FAULT
Service Required
Displays when there is a system fault while the vehicle is shiftingto park. Have the system checked as soon as possible.
SHIFT SYS FAULT
Vehicle is Shifting to Park
Displays when there is a system fault while the vehicle is shiftingto reverse. Have the system checked as soon as possible.
SHIFT SYS FAULT
Reverse Unavail- able ServiceRequired
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Explorer (CTW), enUSA, Edition date: 202007, Second-Printing Information Displays