Why does my XJR’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 just your XJR testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why does my Jaguar engine sound different?

Strange engine sounds can be a sign something’s off in your Jaguar XJR. 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 could be a sign that something is wrong with your brakes — not the engine.

What could damage my Jaguar XJR engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle is in Park, or slamming the gas pedal while the engine is still cold. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Is it okay to put water in 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?

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

Where can I go for Jaguar XJR repair?

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

Engine Repairs for Your 2005 Jaguar XJR

Learn about

2005 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.

V8/4.2L

Jaguar XJR Repairs and Services

Nothing stays the same forever. Even your Jaguar XJR's many parts and pieces. We’re here to help when something stops working. Click on a repair below to learn more about 2005 Jaguar XJR repairs.

We Care for Jaguar XJR Engines

Jaguar XJR drivers trust that their XJR will take them near and far. You probably thought about that when you got it. However, the wear-proof engine has yet to be invented! Things can go wrong on the road. If they do, you’ll have to find a dependable 2005 Jaguar service center — quick! 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 Jaguar XJR engine will be in good hands. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

My 2005 Jaguar XJR Check Engine Light Is On

As soon as your XJR 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 car’s ignition, Possible causes can include a failing oxygen sensor, worn spark plug, issues with your catalytic converter, or an engine vacuum leak, but that's only a few of the possible causes. Bring your XJR in for an on-board diagnostic check and we'll determine exactly why your check engine light is on. engine rattling, oil leaks, or engine misfiring.

Engine Repairs for Your 2005 XJR

If your 2005 XJR engine needs repairs, our technicians will provide you with a thorough explanation beforehand. 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 seek to give you all the info you need to make a smart decision about our services. Choose Firestone Complete Auto Care for Jaguar XJR engine repairs and you can feel good knowing that we only use Jaguar-compliant replacement parts such as the cambelt, motor oil seal, fuses, or another part.

Engine Q&A 2005 Jaguar XJR

Why does my XJR’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 just your XJR testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why does my Jaguar engine sound different? Strange engine sounds can be a sign something’s off in your Jaguar XJR. 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 could be a sign that something is wrong with your brakes — not the engine.
What could damage my Jaguar XJR engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle is in Park, or slamming the gas pedal while the engine is still cold. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Is it okay to put water in 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? Your XJR car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Where can I go for Jaguar XJR repair? Your local Firestone Complete Auto Care fixes Jaguar XJR engines. Book an appointment today! We have thousands of locations across the country.