2025 BMW M4 Warning and Indicator Lights User Manual
This guide covers 2025 BMW M4 warning and indicator lights. These lights indicate vehicle health and warn of future difficulties or repair. Get into the details.
2024 BMW M4 Coupe Specs, Price, Features, Mileage (Brochure)
Video: 2025 BMW M4 Warning and Indicator Lights
Indicator lights and warning lights
Principle
The indicator lights and the warning lights on the instrument cluster show the status of some functions in the vehicle. The indicator lights and warning lights indicate faults in monitored systems.
General information
Indicator lights and warning lights can illuminate in a variety of combinations and colors.
Several of the lights are checked for proper functioning and illuminate temporarily when drive-ready state is turned on.
Red lights
Seat belt reminder
Seat belt on the driver’s seat is not buckled.
Additional information:
Seat belt reminder
Airbag system
Warning light illuminates briefly: Indicates that the entire airbag system and seat belt tensioners are operational when drive-ready state is switched on.
Warning light does not illuminate or illuminates continuously: the airbag system or the seat belt tensioners may not be operational. Have the vehicle checked immediately by an authorized service center or another qualified service center or repair shop.
Additional information:
Parking brake
The parking brake is set.
Additional information:
Parking brake
Brake system
The brake pads are worn or there is another issue with the brake system.
The braking assistance may not be operational. A higher pedal force may be required for the braking process.
Have the vehicle checked immediately by an authorized service center or another qualified service center or repair shop.
Emergency Stop Assistant
The Emergency Stop Assistant is triggered.
Additional information:
Emergency Stop Assistant
Pedestrian Warning
Warning light illuminates: risk of collision with a person, e.g., a pedestrian or a cyclist.
Increased awareness is required.
Warning light flashes and a signal sounds: risk of imminent collision with a person, e.g., a pedestrian or a cyclist. Immediately initiate braking or an evasive maneuver.
Additional information:
Daytime Pedestrian Collision Mitigation
Forward Collision Warning
Warning light illuminates: risk of collision, e.g., with a vehicle, is detected. Increased awareness is required.
Warning light flashes and a signal sounds: risk of imminent collision with a vehicle detected. Immediately initiate braking or an evasive ma-neuver.
Additional information:
Forward Collision Warning with braking function
Intersection Collision Warning: vehicle detected from the right
Warning light illuminates: risk of collision with vehicle crossing from the right detected. Increased awareness is required.
Warning light flashes and a signal sounds risk of imminent collision with a crossing vehicle detected. Immediately initiate braking or an evasive maneuver.
Additional information:
Intersection Collision Warning with city braking function
Intersection Collision Warning: vehicle from undetectable direction
of travel
Warning light illuminates risk of collision with vehicle from unrecognizable direction of travel detected. Increased awareness is required.
Warning light flashes and a signal sounds: risk of imminent collision with a vehicle detected. Immediately initiate braking or an evasive maneuver.
Additional information:
Intersection Collision Warning with city braking function
Active Cruise Control with Distance Control
Warning light flashes and acoustic signal sounds: Brake and evade as necessary.
Additional information:
Active Cruise Control with Distance Control
Steering Assistant
Depending on national-market version: The warning light flashes or illuminates.
A signal sounds:
The system is switched off.
Additional information:
Steering Assistant
Steering and Lane Control Assistant: hands not on steering wheel
Warning light illuminates and acoustic signal sounds:
Hands are not grasping the steering wheel. System interruption is imminent.
The system reduces the speed to a standstill if applicable.
It is possible that the system will not execute any supporting steering movements.
Grab the steering wheel with your hands.
Additional information:
Yellow lights
Antilock Braking System
The system may not be operational. The Antilock Braking System is not available.
The ability to steer may be restricted during full braking.
Have the vehicle checked immediately by an authorized service center or another qualified service center or repair shop.
Additional information:
Antilock Braking System
Steering Assistant
Warning light illuminates and acoustic signal may sound:
A system interruption is imminent.
Warning light flashes: Lane boundary has been crossed.
Additional information:
Steering and Lane Control Assistant: hands not on steering wheel
Hands are not grasping the steering wheel. The system is still active.
Grab the steering wheel with your hands.
Additional information:
Dynamic Stability Control
Warning light flashes: Dynamic Stability Control is regulating the driving and brake power. The vehicle is stabilized.
Reduce the vehicle speed and adjust your driv-ing style to the road conditions.
Warning light illuminates: Dynamic Stability Control has malfunctioned or is initializing. Driving stabilization is restricted or has failed.
If the warning light illuminates continuously, have the vehicle checked immediately by an authorized service center or another qualified service center or repair shop.
Additional information:
Dynamic Stability Control deactivated
The Dynamic Stability Control deactivated or the Dynamic Traction Control activated.
Additional information:
- Dynamic Stability Control
- Dynamic Traction Control
Flat tire monitor
Warning light illuminates: Flat tire or tire pressure loss has been detected.
Reduce your speed and stop cautiously. Avoid sudden braking and steering maneuvers.
Additional information:
Flat tire monitor
Tire pressure monitor
Warning light illuminates: Flat tire or tire pressure loss has been detected.
Reduce your speed and stop cautiously. Avoid sudden braking and steering maneuvers.
Additional information:
Flat tire monitor
Tire pressure monitor
Warning light illuminates: Flat tire or tire pressure loss has been detected. Follow the information in the Check Control message.
Warning light flashes then illuminates continuously: Flat tires or tire pressure losses cannot be detected.
- Fault caused by systems or devices with the same radio frequency: after leaving the area of the interference, the system automatically becomes active again.
- In the case of tires with special approval: the tire pressure monitor was unable to complete the reset. Reset the system again.
- Wheel without wheel electronics installed: Have it checked by an authorized service center or another qualified service center or repair shop as needed.
- Malfunction: have the vehicle checked by an authorized service center or another qualified service center or repair shop.
Additional information:
Tire pressure monitor
Steering system
The steering system may not be operational.
Have the vehicle checked by an authorized service center or another qualified service center or repair shop.
Exhaust emissions
- The warning light illuminates:
The exhaust gas quality is declining, e.g., because the fuel filler cap is fitted incorrectly. Have the vehicle checked as soon as possible. - The warning light flashes under certain circumstances:
This indicates that there is excessive misfiring in the engine.
Reduce the vehicle speed and have the ve-hicle checked immediately; otherwise, serious engine misfiring within a brief period can seriously damage emission control components, in particular the catalytic converter.
Have the vehicle checked by an authorized service center or another qualified service center or repair shop.
Additional information:
Socket for OBD on-board diagnostics
M xDrive
M xDrive is malfunctioning.
Have the vehicle checked immediately by an authorized service center or another qualified service center or repair shop.
Additional information:
M Traction Control
Indicator light flashes: M Traction Control level is changed.
Additional information:
M Traction Control
Green lights
Turn signal
Turn signal is on.
Unusually rapid flashing of the indicator light indicates that a turn signal bulb has failed.
Additional information:
Turn signal
Parking lights
Parking lights are switched on. Additional information:
Parking lights, low-beam headlights
Low-beam headlights
Low-beam headlights are switched on.
Additional information:
Parking lights, low-beam headlights
Automatic High Beam Assistant
Low-beam headlights are switched on and the Automatic High Beam Assistant is activated.
High-beam headlights are switched on and off automatically depending on the traffic situation.
Additional information:
Automatic High Beam Assistant.
Lane departure warning
Depending on vehicle equipment and national-market version:
The indicator light illuminates: the sys-tem is switched on. At least one lane boundary has been detected on one side of the vehicle. The system is ready to intervene and issue warnings. The system can perform steering interventions.
Indicator light flashes: the system is performing a steering intervention.
Additional information:
Lane departure warning
Automatic Hold: vehicle is held automatically
Automatic Hold is ready to use. The vehicle is automatically held in place when it is stationary.
Additional information: Automatic Hold
Automatic Hold: vehicle secured against rolling away
The vehicle is automatically secured against rolling away after stopping.
Additional information:
Automatic Hold
Manual Speed Limiter
The indicator light illuminates: the sys-tem is switched on.
The indicator light flashes: the set speed limit has been exceeded.
Additional information:
Manual Speed Limiter
Cruise Control
The system is active. Additional information:
Cruise control
Active Cruise Control with Distance Control
Indicator light illuminates: Vehicle has been detected ahead of you. The vehi-cle icon goes out if no vehicle has been detected ahead of you.
Indicator light flashes: Preceding vehicle has driven off.
Additional information:
Active Cruise Control with Distance Control.
Speed Limit Assistant activated
Depending on vehicle equipment, the indicator light illuminates green, together with the icon for a speed control system. Speed Limit Assistant is active and detected speed limits can be applied manually for the displayed system.
Additional information:
Speed Limit Assistant.
Speed Limit Assist: Apply speed limit
The detected speed limit can be applied with the SET button. As soon as the speed limit has been applied, agreen checkmark is displayed.
Additional information:
Speed Limit Assistant
Steering Assistant
The system is activated and helps to keep the vehicle in the lane.
Additional information:
Steering Assistant
Lane Change Assistant: lane change in progress
Arrow icon for lane change green: the system carries out a lane change.
Additional information:
Lane Change Assistant
Lane Change Assistant: lane change not possible
Gray line for lane boundary on the appropriate side: system detected a lane change request. Lane change not currently possible.
Additional information:
Lane Change Assistant
Lane Change Assistant: functional requirements not met
Depending on the national-market version:
Arrow icon for lane change gray: lane change not possible; functional requirements not met.
Additional information:
Lane Change Assistant
Assisted Driving Mode Plus
The system is active.
Additional information:
Assisted Driving Mode Plus
Blue lights
High-beam headlights
High-beam headlights have been switched on.
Additional information:
- High-beam headlights.
- Automatic High Beam Assistant
Gray lights
Seat belt reminder
Seat belt on the passenger seat or an-other seat in the vehicle is not buckled.
Additional information:
Seat belts
Manual Speed Limiter
The system is interrupted. Additional information:
Manual Speed Limiter
Cruise Control
The system is interrupted.
Additional information:
Cruise control
Active Cruise Control with Distance Control
Indicator light is illuminated: the system is interrupted.
Indicator light flashes: Conditions are not adequate for the system to work. The sys-tem was deactivated but applies the brakes until you actively resume control by pressing on the brake pedal or accelerator pedal.
Additional information:
Active Cruise Control with Distance Control
Steering Assistant
The system is on standby and does not manipulate steering movements System activates automatically as soon as all function conditions are fulfilled.
Additional information:
Steering Assistant
Assisted Driving Mode Plus
The system is interrupted and will activate automatically as soon as all functional requirements are met.
Additional information:
Assisted Driving Mode Plus
White lights
Cruise Control with Distance Control
No Distance Control because accelerator pedal is being pressed.
Additional information:
Active Cruise Control with Distance Control
Assisted Driving Mode Plus
The system can be activated.
Additional information:
Assisted Driving Mode Plus
M Traction Control
M Traction Control level display.
Additional information:
M Traction Control,