2020 FORD Ranger Warning Lights and Indicators User Guide
This tutorial covers the 2020 FORD Ranger warning lights and indicators, including what they mean and how to use them to keep your car safe and running. Proper car maintenance requires understanding these signs.
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Video: 2020 FORD Ranger Warning Lights
WARNING LAMPS AND INDICATORS
The following warning lamps and indicators alert you to a vehicle condition that may become serious. Some lamps illuminate when you start your vehicle to make sure they work. If any lamps remain on after starting your vehicle, refer to the respective system warning lamp for further information.
Note: Some warning indicators appear in the information display and operate the same as a warning lamp but do not illuminate when you start your vehicle.
Adaptive Cruise Control Indicator
It illuminates when you switch the system on.
It illuminates white when the system is in standby mode. It illuminates green when you set the adaptive cruise speed.
Anti-Lock Braking System 
If it illuminates when you are driving, this indicates a malfunction. Your vehicle continues to have normal braking without the anti-lock brake system function. Have your vehicle checked as soon as possible.
Automatic Headlamp High Beam Indicator 
It illuminates when the system turns the headlamp high beam on.
Auto-Start-Stop Indicator 
It illuminates when the engine has automatically stopped. It flashes to inform you when the engine needs to restart. The indicator is shown with a strikethrough if the system is not available.
It illuminates when you switch the ignition on. If it illuminates when the engine is running this indicates a malfunction. Have your vehicle checked as soon as possible.
Blind Spot Monitor
It illuminates when you switch the system off.
Brake System Warning Lamp
WARNING: Driving your vehicle with the warning lamp on is dangerous. A significant decrease in braking performance may occur. It may take you longer to stop your vehicle. Have your vehicle checked as soon as possible. Driving extended distances with the parking brake engaged can cause brake failure and the risk of personal injury.
Note: Indicators vary depending on region.
This lamp is a dual function lamp and will illuminate when:
- You apply the parking brake with the ignition on.
- Your vehicle has a brake fault or low brake fluid level, regardless of parking brake position.
If the lamp illuminates while you are moving, you may have the parking brake applied. Be sure that the parking brake is off. Have your vehicle checked as soon as possible if the lamp continues to illuminate.
It illuminates when you switch the system on.
Direction Indicator
Flashes when the left or right direction indicator or the hazard warning flasher turns on. An increase in the rate of flashing warns of a failed indicator bulb.
Door Ajar Warning Lamp
It illuminates when you switch the ignition on and remains on if any door is open.
Electronic Locking Differential
Illuminates when using the electronic locking differential.
Engine Coolant Temperature Warning Lamp
If it illuminates when your vehicle is moving, this indicates that the engine is overheating. Stop your vehicle as soon as it is safe to do so and switch the engine off. Have your vehicle checked as soon as possible.
Fasten Seatbelt Warning Lamp
It illuminates and a chime sounds until you fasten the seatbelts.
Four-Wheel Drive Indicators 
Illuminates when four-wheel drive low is engaged.
Illuminates when four-wheel drive high is engaged.
Front Airbag 
If it fails to illuminate when you start your vehicle, continues to flash or remains on, it indicates a malfunction. Have the system checked
Front Fog Lamp Indicator
It illuminates when you switch the front fog lamps on.
Headlamp High Beam Indicator 
It illuminates when you switch the headlamp high beam on. It flashes when you use the headlamp flasher.
Hood Ajar Warning Lamp
Illuminates when the ignition is on and the hood is not completely closed.
Low Beam Malfunction
Lights when there is a malfunction with the low beam headlamp.
Low Fuel Level Warning Lamp 
If it illuminates when you are driving, refuel as soon as possible.
Low Tire Pressure Warning Lamp 
It illuminates when your tire pressure is low. If the lamp remains on with the engine running or when driving, check the tire pressure as soon as possible.
It also illuminates momentarily when you switch the ignition on to confirm the lamp is functional. If it does not illuminate when you switch the ignition on, or begins to flash at any time, have the system checked by your authorized dealer.
Low Washer Fluid Level Warning Lamp
It illuminates when the washer fluid is low.
Oil Pressure Warning Lamp 
It illuminates when you switch the ignition on.
If it illuminates when the engine is running this indicates a malfunction. Stop your vehicle as soon as it is safe to do so and switch the engine off. Check the engine oil level. If the oil level is sufficient, this indicates a system malfunction. Have your vehicle checked as soon as possible.
Parking Lamps
It illuminates when you switch the parking lamps on.
Powertrain Malfunction/Reduced Power/Electronic Throttle Control
Illuminates when the system has detected a powertrain or a four-wheel drive fault. Contact an authorized dealer as soon as possible.
Service Engine Soon
If it illuminates when the engine is running this indicates a malfunction. The On Board Diagnostics system has detected a malfunction of the vehicle emission control system.
If it flashes, engine misfire may be occurring. Increased exhaust gas temperatures could damage the catalytic converter or other vehicle components. Drive in a moderate fashion, avoid heavy acceleration and deceleration and have your vehicle immediately serviced.
It illuminates when you switch the ignition on prior to engine start to check the bulb and to indicate whether your vehicle is ready for Inspection and Maintenance (I/M) testing.
Normally, it illuminates until the engine is cranked and automatically turns off if no malfunctions are present. However, if after 15 seconds it flashes eight times, this indicates that your vehicle is not ready for Inspection and Maintenance (I/M) testing.
Stability Control and Traction Control Indicator
Flashes during operation.
If it does not illuminate switch the ignition on, or remains on when the engine is running, this indicates a malfunction. Have your vehicle checked as soon as possible.
Stability Control and Traction Control Off Warning Lamp 
It illuminates when you switch the system off.
Tow Haul Indicator
It illuminates when you switch the system on.
Trail Control 
It illuminates when you switch the system on.
AUDIBLE WARNINGS AND INDICATORS
Key in Ignition Warning Chime
Sounds when you open the driver’s door and you have left the key in the ignition.
Keyless Warning Alert
Sounds the horn twice when you exit your vehicle with the intelligent access key, after the last door is closed and your keyless vehicle is in RUN, indicating your vehicle is still on.
Headlamps On Warning Chime
Sounds when you remove the key from the ignition and open the driver’s door and you have left the headlamps or parking lamps on.
Parking Brake On Warning Chime
Sounds when you have left the parking brake on and drive your vehicle. If the warning chime remains on after you have released the parking brake, have the system checked by an authorized dealer immediately.
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