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Toggle2021 FORD Mustang Mach-E Warning Lights and Indicators Guide
This Guide covers 2021 Ford Mustang Mach-E warning lights and indicators. Understanding these signals is crucial for vehicle performance and safety. We’ll discuss key indicators and their meanings.
2023 Ford Mustang Mach-E Specs, Price, Features, Mileage (Brochure)
Video: 2021 FORD Mustang Mach-E Warning Lights
INSTRUMENT CLUSTER WARNING LAMPS
12V Battery
It illuminates when your vehicle is first switched on to show it is properly functioning.
If it illuminates when the motor is running, this indicates your vehicle requires service. Have your vehicle checked as soon as possible.
Driving when this warning lamp is on drains the 12V battery. If you must drive with this light on, turn off all accessories.
Anti-Lock Brake System

Brake System
It illuminates when you apply the parking brake and your vehicle is on. If it illuminates when your vehicle is moving, make sure the parking brake is released. If the parking brake is released, this indicates low brake fluid level or the brake system requires service. Have your vehicle checked as soon as possible.
Note: Lamps may vary depending on region.
Door Ajar
It illuminates when your vehicle is on and remains on if any door is open.

It illuminates or flashes when the electric parking brake requires service.
Electric Motor Coolant Temperature
If it illuminates, safely stop your vehicle and switch your vehicle off.
Fasten Seatbelt
It illuminates and a chime sounds until you fasten the seatbelts.
High Voltage Battery

Hood Ajar
It illuminates when your vehicle is on and the hood is not completely closed.
Liftgate Ajar
It illuminates when your vehicle is on and the trunk is not completely closed.

It illuminates when your tire pressure is low. If illuminated, check your tire pressure as soon as possible. If it begins to flash at anytime, have the system checked as soon as possible.
Low Washer Fluid Level
It illuminates when the washer fluid is low.
Powertrain Malfunction
It illuminates when the powertrain requires service. Have the system checked as soon as possible.

It illuminates if an electrical component requires service or a failure that causes your vehicle to shutdown or enter into a limited operating mode.
Vehicle Plugged In
It illuminates when your vehicle is plugged in.
WHAT ARE THE INSTRUMENT
CLUSTER INDICATORS
Indicators notify you of various features that are active on your vehicle.
INSTRUMENT CLUSTER INDICATORS
Adaptive Cruise Control
See Adaptive Cruise Control

See Automatic High Beam
Auto Hold Active
Auto Hold Unavailable
See Auto Hold

See Blind Spot Information System
Cruise Control
See Adaptive Cruise Control
Headlamp High Beam
See Using the High Beam Headlamps

See Headlamp Indicators
Ready to Drive
See Starting and Powering Off
Stability Control and Traction Control

See Switching the Turn Signal Lamps On and Off
Useful Links:
2023 Ford Mustang Mach-E Specs, Price, Features, Mileage (Brochure)
2021 FORD Mustang Mach-E Fuses and Fuse Box User Guide