Decode any dashboard warning light

Pick your car and the light that just came on. Get the plain-English meaning, how urgent it is, the trouble codes behind it, and exactly how to fix it — reviewed by ASE-certified technicians.

Make Model Warning light

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Open a make's general warning-light guide, then drill down to your model.

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All 40 dashboard warning lights

Check Engine Light Engine · Moderate Oil Pressure Warning Light Engine · Critical Battery Charge Warning Light Electrical · High Coolant Temperature Warning Light Engine · Critical ABS Warning Light Brakes · High Brake System Warning Light Brakes · Critical Tire Pressure Warning Light (TPMS) Tires · Moderate Airbag Warning Light (SRS) Safety · High Power Steering Warning Light Steering · High Traction Control Light (TCS) Stability · Low ESP / Stability Control Light Stability · Moderate Glow Plug Light (Diesel) Engine · Low DPF Warning Light Emissions · Moderate Transmission Temperature Light Transmission · High Low Fuel Warning Light Fuel · Low Seat Belt Reminder Light Safety · Low Door Ajar Warning Light Body · Low Washer Fluid Level Light Body · Low Fog Light Indicator Lighting · Low High Beam Indicator Lighting · Low Cruise Control Light Driver Assist · Low Electronic Power Steering (EPS) Light Steering · High Immobilizer / Key Light Security · Moderate Master Warning Light General · High Loose Gas Cap Light Emissions · Low Overdrive (O/D Off) Light Transmission · Low Lane Departure Warning Light Driver Assist · Low Adaptive Cruise Control Light Driver Assist · Low Parking Brake Light Brakes · Moderate Service Vehicle Soon Light General · Moderate Reduced Engine Power Light Engine · High DEF / AdBlue Warning Light Emissions · Moderate Water in Fuel Light (Diesel) Fuel · Moderate Hill Descent Control Light Driver Assist · Low Security / Anti-Theft Light Security · Low Catalytic Converter Warning Light Emissions · High ECO Mode Light Driver Assist · Low Auto Start-Stop Light Driver Assist · Low Brake Pad Wear Light Brakes · Moderate Steering Lock Warning Light Steering · Moderate

Popular vehicles

Land Rover Discovery Sport Land Rover Range Rover Sport Land Rover Range Rover Velar Land Rover Range Rover Evoque Land Rover Range Rover Toyota Land Cruiser Prado Great Wall Ora Funky Cat Mercedes-Benz E-Class Mercedes-Benz C-Class Mercedes-Benz A-Class Mercedes-Benz B-Class Mercedes-Benz AMG GT