Know what every symbol is telling you.
Dashboard lights, cockpit annunciations, marine alarms, rail indications, tyre markings, oil labels, PTO icons and machine warnings—organised into one premium reference.
Road, air, sea, rail and machinery.
Each area has its own landing page, subcategories and dedicated symbol-detail pages.
Road Vehicles
Dashboard warnings, driver-assistance indicators, tyre markings, fluids, charging, emissions and safety systems.
↗Aircraft
Cockpit annunciations, flight-display symbology, engine/fuel indications, landing gear, navigation and airport markings.
↗Marine
Bridge indicators, AIS/radar symbology, navigation lights, engine-room alarms, bilge, ballast, fire and safety markings.
↗Rail
Cab indicators, traction and braking, doors, signalling, protection systems, electrical and trackside markings.
↗Agriculture
PTO, hydraulic, hitch, implement, engine, transmission, field automation and machine-safety indicators.
↗Heavy Equipment
Hydraulic, stability, overload, attachment, drivetrain, grade-control, braking and machine-health symbols.
↗Industrial Vehicles
Load, mast, battery, stability, operator-restraint, lift, steering and workplace-safety indicators.
↗Specialist
Special-purpose systems including beacons, pumps, winches, ground support, rescue equipment and off-highway warnings.
Start with the symbol you saw.
Oil Pressure Warning
Engine oil pressure is too low.
↗
Tyre Pressure Monitoring
One or more tyres may be underinflated, or the monitoring system has a fault.
↗Master Warning
A high-priority aircraft warning requires immediate crew attention.
↗Runway Holding Position Marking
Marks the boundary where an aircraft/vehicle must hold unless cleared to cross/enter.
↗High Bilge Level
Bilge level is above its alarm threshold.
↗AIS Target Symbol
Represents another AIS-equipped vessel or tracked target.
↗ETCS Braking Indication
Cab signalling shows approach to a permitted-speed braking limit.
↗PTO Engaged
Power take-off shaft is engaged.
Decode markings, labels and standards.
Designed to answer the things printed on tyres, oil bottles, runways, hulls and machine controls—not just dashboard lamps.
Tyre Markings Decoder
Read 225/45 R17 94Y, load index, speed symbol, DOT date, M+S, 3PMSF and more.
↗Oil Labels & Specifications
Understand SAE viscosity, API, ACEA, ILSAC and manufacturer approvals.
↗Airport & Runway Markings
Holding positions, runway thresholds, centre lines, taxiway signs and surface markings.
↗Marine Navigation Marks
IALA-style lateral/cardinal marks, day shapes, navigation lights and safety signage.
↗Rail Signals & Cab Indications
A network-aware guide to signal aspects, route indicators and cab protection displays.
↗Hydraulic & PTO Symbols
Core fluid-power, PTO, hitch and implement symbols used on machines and agricultural equipment.