Why does my Diamante’s check engine light come on when I start it?

Generally, your check engine light turning on upon ignition is not a bad thing. This is a sign that your vehicle is testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why is my Mitsubishi Diamante making engine noise?

Unusual noises can signal a problem with your Mitsubishi Diamante engine. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing may be caused by a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage a Mitsubishi engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Mitsubishi Diamante engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I put water in my Mitsubishi Diamante radiator?

While it’s not recommended, you can use water in your Diamante radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.

What can cause a Diamante engine to suddenly stop?

There are different reasons your Diamante vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.

Who repairs Mitsubishi Diamante engines?

Your local Firestone Complete Auto Care fixes Mitsubishi Diamante engines. Book an appointment today! We have thousands of locations across the country.

Reliable Repairs for 2000 Mitsubishi Diamante Engines

Learn about

2000 Mitsubishi Diamante Trim Options

Select your Mitsubishi Diamante trim level to learn more about Mitsubishi-recommended engine repair. Even Mitsubishi Diamante parts will get older and change.

V6/3.5L

Mitsubishi Diamante Repairs and Services

Nothing lasts forever. Even your Mitsubishi Diamante's many parts and pieces. When something breaks, we're ready. Select a service or repair below to learn more about what we can do for your 2000 Mitsubishi Diamante.

We’re Trained to Care for Mitsubishi Diamante Engines

Mitsubishi Diamante drivers trust that their Diamante will take them near and far. That might be why you bought it in the first place. However, the wear-proof engine has yet to be invented! Things can go wrong on the road. If the unexpected strikes, you may search the internet frantically for quick and affordable 2000 Mitsubishi Diamante engine repairs. That's when it's time to head to Firestone Complete Auto Care. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your Mitsubishi Diamante engine will be in good hands. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Check Engine Light on 2000 Mitsubishi Diamante

An illuminated check engine light on your Mitsubishi Diamante is one of the first signs it's time to 'brake' for engine service. A check engine light that’s flashing or steadily illuminated could point to problems with your or emission system that won't go away on its own. Possible causes can include a failing oxygen sensor, bad spark plug, a problem with your catalytic converter, or an engine vacuum leak, to name a few potential sources. Bring your Diamante in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. Other signs your Mitsubishi Diamante engine needs some TLC are oil leaks, or engine misfiring.

Engine Repairs for Your 2000 Diamante

When your Mitsubishi Diamante engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. We never do any work without your sign-off. If a repair isn’t urgent right now, we’ll let you know. If it's necessary for your safety, we'll make sure you understand that, too. We seek to give you all the info you need to make a smart decision about our services. By choosing Firestone Complete Auto Care for Diamante engine repairs and you can feel good knowing that we only use Mitsubishi-compliant replacement parts such as the cambelt, motor oil seal, sensors, or a different component.

Questions About 2000 Mitsubishi Diamante Engines

Why does my Diamante’s check engine light come on when I start it? Generally, your check engine light turning on upon ignition is not a bad thing. This is a sign that your vehicle is testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why is my Mitsubishi Diamante making engine noise? Unusual noises can signal a problem with your Mitsubishi Diamante engine. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing may be caused by a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage a Mitsubishi engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Mitsubishi Diamante engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I put water in my Mitsubishi Diamante radiator? While it’s not recommended, you can use water in your Diamante radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.
What can cause a Diamante engine to suddenly stop? There are different reasons your Diamante vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.
Who repairs Mitsubishi Diamante engines? Your local Firestone Complete Auto Care fixes Mitsubishi Diamante engines. Book an appointment today! We have thousands of locations across the country.