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Introduction
Understanding dashboard warning lights in a Mitsubishi Fuso vehicle is essential for maintaining safety on the road, as these indicators alert drivers to potential issues that could lead to accidents or breakdowns. By recognizing what each light means, owners can take prompt action to prevent minor problems from escalating into major repairs, ensuring the truck operates reliably. This knowledge also supports regular maintenance, helping to extend the vehicle’s lifespan and avoid costly downtime.
Red Warning Lights (Stop Immediately)
Engine Temperature
This light signals that the engine coolant is too hot, often due to low fluid or a cooling system fault. Pull over safely, turn off the engine, and check coolant levels before seeking professional help to avoid engine damage.
Oil Pressure
Low oil pressure can cause engine overheating or failure from insufficient lubrication. Stop the vehicle immediately, inspect the oil level, and do not drive until the issue is fixed by a mechanic.
Brake System
Indicates low brake fluid or a hydraulic issue that could lead to brake failure. Park the truck right away and contact a service center for inspection and repair.
Battery Charging
The battery is not charging properly, possibly from alternator problems. Stop driving, check connections, and get it serviced to prevent stranding.
Airbag Malfunction
Shows a fault in the airbag system that might prevent deployment in a crash. Stop and visit a dealer for diagnostics and fixes.
Seat Belt Reminder
Alerts that a seat belt is not fastened, risking injury in an accident. Buckle up immediately before continuing to drive.
Transmission Temperature
The transmission is overheating, which could cause damage. Pull over, let it cool, and have it checked at a service center.
Power Steering
Signals a problem with the steering system, making control difficult. Stop safely and arrange for towing to a mechanic.
Engine System
Indicates a serious engine fault leading to power loss. Cease operation and get professional diagnosis right away.
Clutch Disc
Worn clutch disc in manual models that could fail. Stop the truck and have it inspected by a specialist.
Disc Brake
Points to issues like worn pads or low fluid in the brake discs. Park immediately and seek repair.
Water in Fuel Filter
Water has entered the fuel system, risking engine damage. Drain the filter and consult a mechanic promptly.
Service Electric Parking
Fault in the electric parking brake system. Stop and get emergency service to resolve.
Hood Open
The hood is not securely closed, posing a safety risk. Stop and secure it before driving.
Yellow/Amber Warning Lights (Action Required Soon)
ABS
Anti-lock brake system malfunction, reducing braking effectiveness in emergencies. Drive carefully and visit a service center soon.
Tire Pressure
One or more tires have low pressure, affecting handling and safety. Inflate tires to proper levels and monitor.
DPF
Diesel particulate filter is clogged, needing regeneration or cleaning. Drive at highway speeds or seek service.
ESP
Electronic stability program fault, impacting vehicle control on slippery roads. Get it inspected soon.
Glow Plug
Diesel engine pre-heating system issue, making cold starts hard. Have plugs checked and replaced if needed.
Low Fuel
Fuel level is critically low, risking running out. Refuel at the nearest station.
Door Ajar
A door is not fully closed, which could open while driving. Pull over and secure all doors.
Low Washer Fluid
Windshield washer fluid is low, impairing visibility. Refill the reservoir as soon as possible.
Service Reminder
Time for routine maintenance like oil change. Book a service appointment promptly.
Electronic Throttle Control
Throttle system fault affecting acceleration. Drive cautiously and get it repaired.
Swing Gate Reminder
Rear gate or tailgate is open. Stop and close it securely.
All Wheel Drive
Issue with the AWD system, reducing traction. Have it serviced soon.
Loose Fuel Cap
Fuel cap is not tight, causing evaporation or check engine light. Tighten it and reset if needed.
Security
Vehicle security system is active or faulty. Check locks and consult a manual or dealer.
Green Lights (Information Only)
Eco Mode
Indicates eco-friendly driving mode is engaged to save fuel. No action needed; it optimizes efficiency.
Headlights On
Shows that headlights are active for better visibility. Turn off when not required to save battery.
Cruise Control
Cruise control system is set and maintaining speed. Adjust as needed via controls.
Turn Signals
Blinking to show direction of turn. Ensure they turn off after maneuvering.
High Beam
High beam headlights are on for long-distance visibility. Dim for oncoming traffic.
Fog Lights
Front or rear fog lights are activated in low visibility. Switch off in clear conditions.
4WD Engaged
Four-wheel drive mode is active for better traction. Disengage on dry roads.
Hazard Lights
Emergency flashers are active to warn others. Turn on in breakdowns.
Seat Heater
Seat heating function is operating. Adjust temperature for comfort.
Defrost
Windshield or rear defroster is on to clear ice or fog. Turn off once clear.
Lane Departure
System is monitoring lanes and active. No action; it assists with staying in lane.
Parking Brake
Indicates the parking brake is engaged. Release before driving.
Low Beam
Low beam headlights are in use. Standard for normal night driving.
Idle Stop
Engine auto-stop feature is active to save fuel at stops. Restarts automatically.
When looking at Mitsubishi, make sure to check out our guides on models like the Mitsubishi Canter, Mitsubishi ASX, Mitsubishi Mirage, and Mitsubishi Outlander. Understanding dashboard warning lights is essential. Our expert reviews break down what each light means, highlighting common alerts for these models and what they could signal about underlying issues, so you’re never left guessing behind the wheel.
