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

Generally, your check engine light turning on upon ignition is not a bad thing. This is just your XJR testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Are Jaguar XJR engine noises bad?

Strange under-the-hood noises can point to problems within your Jaguar XJR engine. Knocking or tapping could be a symptom of low oil. Whistling sounds could mean you have 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 my Jaguar XJR 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. Steer clear of these habits to help protect engine performance and efficiency.

Can I add water to my Jaguar XJR radiator?

While it’s not recommended, you can use water in your XJR 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 XJR engine to suddenly stop?

There are different reasons your XJR 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 fixes Jaguar XJR engines?

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

Engine Repairs for Your 2003 Jaguar XJR

Learn about

2003 Jaguar XJR Trim Options

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

V8/4.0L

2003 Jaguar XJR Repair

Nothing lasts forever. Even your Jaguar XJR's many parts and pieces. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 2003 Jaguar XJR repairs.

We’re Trained to Care for Jaguar XJR Engines

The Jaguar XJR is respected for its reliability. You may have even been thinking about that when you bought it. Even so, pieces and parts can break down over time. Sometimes plans go sideways. When they do, you might find yourself searching for 2003 Jaguar XJR engine repair or replacement parts. Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. We've serviced more than 500 million vehicles since 1926, and our technicians know Jaguar XJR engines. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Check Engine Light on 2003 Jaguar XJR

An illuminated check engine light on your Jaguar XJR is one of the first signs it's time to 'brake' for engine service. A check engine light that’s on or flashing could be a symptom of a serious problem in your fuel injection, Potential causes may include a faulty oxygen sensor, bad spark plug, a clogged catalytic converter, or a leak in the engine vacuum, but that's only a few of the possible causes. Bring your XJR in for an on-board diagnostic check and our expert techs will get the root of the problem. Other signs it's time for Jaguar XJR engine service might include burning smells, or misfiring.

Engine Repairs for Your 2003 XJR

If your 2003 XJR engine needs repairs, our technicians will make sure you understand what’s going on before they start working on your engine. We make recommendations, but you make the final decision. 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 want to provide you with the information you need to make an informed engine repair decision. By choosing Firestone Complete Auto Care for XJR engine repairs and you can feel confident knowing that we use Jaguar-approved parts and components like the timing chain or belt, engine oil seal, ignition coil, or other parts.

Questions About 2003 Jaguar XJR Engines

Why does the check engine light come on when I start my XJR? Generally, your check engine light turning on upon ignition is not a bad thing. This is just your XJR testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Are Jaguar XJR engine noises bad? Strange under-the-hood noises can point to problems within your Jaguar XJR engine. Knocking or tapping could be a symptom of low oil. Whistling sounds could mean you have 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 my Jaguar XJR 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. Steer clear of these habits to help protect engine performance and efficiency.
Can I add water to my Jaguar XJR radiator? While it’s not recommended, you can use water in your XJR 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 XJR engine to suddenly stop? There are different reasons your XJR 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 fixes Jaguar XJR engines? Your local Firestone Complete Auto Care offers Jaguar XJR engine repair. Schedule an appointment today at one of our thousands of locations nationwide!