Why does my G35’s check engine light come on when I start it?

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your G35 firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Are Infiniti G35 engine noises bad?

Strange engine sounds can be a sign something’s off in your Infiniti G35. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.

What could damage a Infiniti engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Infiniti G35 engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving your engine while the vehicle 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 add water to my Infiniti G35 radiator?

Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.

What could cause my G35 engine to suddenly stop?

Your G35 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who fixes Infiniti G35 engines?

For Infiniti G35 engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.

Engine Repairs for Your 2004 Infiniti G35

Learn about

2004 Infiniti G35 Trim Options

Select your Infiniti G35 trim level to learn more about Infiniti-recommended engine repair. Even Infiniti G35 parts will get older and change.

V6/3.5L

Infiniti G35 Repairs and Services

Stuff wears out. Even your Infiniti G35's many parts and pieces. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 2004 Infiniti G35 repairs.

We Know Infiniti G35 Engines

Infiniti G35 engines are known for their reliability. That might be why you bought it in the first place. However, even your trustworthy engine is subject to wear and tear. Things can go sideways sometimes. If they do, you’ll have to find a dependable 2004 Infiniti service center — quick! That’s where Firestone Complete Auto Care comes in. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Infiniti G35 engines. 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 2004 Infiniti G35

If your G35 check engine light is on, it’s time to get it looked at. A check engine light that’s on or flashing could be a symptom of a serious problem in your or emission system, and it won’t go away by ignoring it. Possible causes can include a failing oxygen sensor, worn spark plug, a clogged catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Stop by your local Firestone Complete Auto Care to get your G35 issues diagnosed and we’ll figure out why that check engine light is giving you grief. Other signs it's time for Infiniti G35 engine service might include burning smells, or misfiring.

Infiniti G35 Engine Repair

If your 2004 G35 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 can wait, we'll let you know. If it's necessary for your safety, we'll make sure you understand that, too. We want to provide you with the information you need to make an informed engine repair decision. Turn to Firestone Complete Auto Care for your 2004 G35 engine repairs and you can drive easy knowing that we use Infiniti-approved parts and fluids — serpentine belt, valve guide seal, fuses, or other parts.

Questions About 2004 Infiniti G35 Engines

Why does my G35’s check engine light come on when I start it? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your G35 firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Are Infiniti G35 engine noises bad? Strange engine sounds can be a sign something’s off in your Infiniti G35. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.
What could damage a Infiniti engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Infiniti G35 engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving your engine while the vehicle 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 add water to my Infiniti G35 radiator? Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.
What could cause my G35 engine to suddenly stop? Your G35 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who fixes Infiniti G35 engines? For Infiniti G35 engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.