Why does the check engine light come on when I start my XJ8?

It’s usually normal for your check engine light to turn on upon ignition. It’s just your XJ8 firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.

Why does my Jaguar engine sound different?

Strange engine sounds can be a sign something’s off in your Jaguar XJ8. Knocking or tapping could be a symptom of low oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage a Jaguar engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Jaguar XJ8 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. Steer clear of these habits to help protect engine performance and efficiency.

Can I add water to my Jaguar XJ8 radiator?

It’s not recommended you put water in your XJ8 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 can cause the engine in my XJ8 to suddenly stop?

Your XJ8 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who fixes Jaguar XJ8 engines?

Your local Firestone Complete Auto Care fixes Jaguar XJ8 engines. Book an appointment today! We have thousands of locations across the country.

2003 Jaguar XJ8 Engine Repair

Learn about

2003 Jaguar XJ8 Trim Options

Select your Jaguar XJ8 trim level to learn more about Jaguar-recommended engine repair. Even Jaguar XJ8 parts will get older and change.

V8/4.0L

2003 Jaguar XJ8 Repair

Stuff wears out. Even your Jaguar XJ8'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 2003 Jaguar XJ8.

We Care for Jaguar XJ8 Engines

Jaguar XJ8 engines are known for their reliability. You may have even been thinking about that when you bought it. Even so, pieces and parts can break down over time. Things can go sideways sometimes. If they do, you’ll have to find a dependable 2003 Jaguar service center — quick! That's when it's time to head to Firestone Complete Auto Care. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Jaguar XJ8 engines. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

My 2003 Jaguar XJ8 Check Engine Light Is On

If your XJ8 check engine light is on, it’s time to get it looked at. A steady or flashing check engine light could signal a serious issue with your fuel injection, Potential causes may include a faulty oxygen sensor, worn spark plug, issues with your catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Bring your XJ8 to Firestone Complete Auto Care to get computerized diagnostics and our expert techs will get the root of the problem. rattling sounds, burning smells, or a sinking feeling that something’s wrong.

Engine Repairs for Your 2003 XJ8

When your Jaguar XJ8 engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We make recommendations, but you make the final decision. If a service can wait, we’ll make sure you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We seek to give you all the info you need to make a smart decision about our services. Turn to Firestone Complete Auto Care for your 2003 XJ8 engine repairs and you can feel good knowing that we only use Jaguar-compliant replacement parts such as the cambelt, oil gasket, ignition coil, or other parts.

2003 Jaguar XJ8 Engine Q&A

Why does the check engine light come on when I start my XJ8? It’s usually normal for your check engine light to turn on upon ignition. It’s just your XJ8 firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why does my Jaguar engine sound different? Strange engine sounds can be a sign something’s off in your Jaguar XJ8. Knocking or tapping could be a symptom of low oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage a Jaguar engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Jaguar XJ8 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. Steer clear of these habits to help protect engine performance and efficiency.
Can I add water to my Jaguar XJ8 radiator? It’s not recommended you put water in your XJ8 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 can cause the engine in my XJ8 to suddenly stop? Your XJ8 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who fixes Jaguar XJ8 engines? Your local Firestone Complete Auto Care fixes Jaguar XJ8 engines. Book an appointment today! We have thousands of locations across the country.