Freightliner Warning Lights and Meanings

Tim Miller

Confused by warning lights flashing on your Freightliner’s dashboard? Not sure what these symbols are trying to tell you? Don’t worry; we’ve got your back.

In this guide, we’ll provide you with a concise list of Freightliner dashboard warning lights and their explanations.

Let’s get started!

Freightliner Warning Lights and Meanings

Click the symbols for details if you want.

STOP Engine

STOP Engine

High Coolant Temperature

High Coolant Temperature

Low Air Pressure

Low Air Pressure

Low Air Pressure

Low Air Pressure

Low Engine Oil Pressure

Low Engine Oil Pressure

Transmission Overheat

Transmission Overheat

Transmission Fluid Level

Transmission Fluid Level

Parking Brake

Parking Brake

Parking Brake

Parking Brake

Low Battery Voltage

Low Battery Voltage

Unfastened Seat Belt

Unfastened Seat Belt

Check ECAS

Check ECAS

Steerable Tag Axle Warning

Steerable Tag Axle Warning

CHECK Engine

CHECK Engine

High Exhaust System Temperature

High Exhaust System Temperature

Malfunction Indicator Lamp

Malfunction Indicator Lamp

Wheel Spin

Wheel Spin

Diesel Particulate Filter Status

Diesel Particulate Filter Status

Vehicle ABS

Vehicle ABS

Trailer ABS

Trailer ABS

No Charge

No Charge

Water in Fuel

Water in Fuel

Fuel Filter Restriction

Fuel Filter Restriction

Optimized Idle

Optimized Idle

Check Transmission

Check Transmission

Wait To Start

Wait To Start

Start Blocked

Start Blocked

Stability Event

Stability Event

ATC Deactivated

ATC Deactivated

Roll Stability

Roll Stability

Hill Start Aid Override

Hill Start Aid Override

Outside Normal Ride Height

Outside Normal Ride Height

Bulb Out

Bulb Out

Active Brake Assist

Active Brake Assist

Lane Departure Warning

Lane Departure Warning

Electronic Stability Control Indicator

Electronic Stability Control Indicator

Forward Collision System Indicator

Forward Collision System Indicator

Transmission Overheat Warning

Transmission Overheat Warning

Engine Brake

Engine Brake

Left Turn Signal

Left Turn Signal

Right Turn Signal

Right Turn Signal

Cruise Control

Cruise Control

Economy Mode Indicator

Economy Mode Indicator

Service Transmission Indicator

Service Transmission Indicator

High Beam Headlights Indicator

High Beam Headlights Indicator

Now that you’ve understood your car’s signals better and have a clearer idea about how to respond to Freightliner dashboard lights, there’s still one thing to tackle: remembering the names and meanings of each symbol, which can be a bit tough, right?

Don’t worry!

I’ve collected a complete list of Freightliner warning lights and indicators, along with their meanings. You can easily find this list in both an image and a downloadable PDF E-book.

Feel free to take advantage of these resources for future use – your dashboard’s mysteries will be right there when you need them!

Freightliner Warning Lights and Meanings free download infographic

What’s Next?

Understanding your vehicle’s warning lights is essential for safe driving. When you’re puzzled by a dashboard symbol, refer to the Dash Lights Lookup tool. 

And if you want to be in control of diagnosing car issues independently, consider investing in an OBD2 scanner; it’s a wise choice.

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Information sourced from the owner's manual.