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 light should turn off in a bit, but come see us if it doesn't.

Are Mitsubishi Diamante engine noises bad?

Strange under-the-hood noises can point to problems within your Mitsubishi Diamante engine. Knocking or tapping could be a symptom of low 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 my Mitsubishi Diamante engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is in Park, or accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I use water in my Mitsubishi Diamante radiator?

It’s not recommended you put water in your Diamante radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.

What could cause my Diamante engine to suddenly stop?

Reasons your Diamante car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Who can repair my Mitsubishi Diamante engine?

Your local Firestone Complete Auto Care offers Mitsubishi Diamante engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Reliable Repairs for 1994 Mitsubishi Diamante Engines

Learn about

1994 Mitsubishi Diamante Trim Options

Select your Mitsubishi Diamante trim level to learn more about Mitsubishi-recommended engine repair. Use the following chart to find information.

V6/3.0L

1994 Mitsubishi Diamante Repair

Nothing lasts forever. Even your Mitsubishi Diamante's many parts and pieces. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 1994 Mitsubishi Diamante repairs.

We Care for Mitsubishi Diamante Engines

Mitsubishi Diamante engines are known for their reliability. 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 1994 Mitsubishi Diamante engine repairs. Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. 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. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

Illuminated Check Engine Light on 1994 Mitsubishi Diamante

As soon as your Diamante check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s flashing or steadily illuminated could point to problems with your fuel injection, Possible causes can include a failing oxygen sensor, bad spark plug, a clogged catalytic converter, or a leaking engine vacuum, to name a few possible causes. Bring your Diamante in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. engine pinging noises, oil leaks, or misfiring.

Mitsubishi Diamante Engine Repair

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 don't start working until we have your approval. If a repair isn’t urgent right now, we’ll let you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We want to give you all the details you need to make an informed decision about your engine repairs. Turn to Firestone Complete Auto Care for your 1994 Diamante engine repairs and you can drive easy knowing that we use Mitsubishi-approved parts and fluids — timing chain or belt, valve guide seal, fuses, or another part.

1994 Mitsubishi Diamante Engine Q&A

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 light should turn off in a bit, but come see us if it doesn't.
Are Mitsubishi Diamante engine noises bad? Strange under-the-hood noises can point to problems within your Mitsubishi Diamante engine. Knocking or tapping could be a symptom of low 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 my Mitsubishi Diamante engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is in Park, or accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I use water in my Mitsubishi Diamante radiator? It’s not recommended you put water in your Diamante radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.
What could cause my Diamante engine to suddenly stop? Reasons your Diamante car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who can repair my Mitsubishi Diamante engine? Your local Firestone Complete Auto Care offers Mitsubishi Diamante engine repair. Schedule an appointment today at one of our thousands of locations nationwide!