Why does the check engine light come on when I start my XJ6?

It's okay if your check engine light comes on when you first start your vehicle. It’s just your XJ6 firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.

Are Jaguar XJ6 engine noises bad?

Strange engine sounds can be a sign something’s off in your Jaguar XJ6. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.

What could damage a Jaguar engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Jaguar XJ6 engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas 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 add water to my Jaguar XJ6 radiator?

An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your XJ6 when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What could cause my XJ6 engine to suddenly stop?

If your XJ6 car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.

Who fixes Jaguar XJ6 engines?

Your local Firestone Complete Auto Care offers Jaguar XJ6 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

1984 Jaguar XJ6 Engine Repair

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1984 Jaguar XJ6 Trim Options

Select your Jaguar XJ6 trim level to learn more about Jaguar-recommended engine repair. Use the following chart to find information.

L6/4.2L

1984 Jaguar XJ6 Repair

Stuff wears out. Even your Jaguar XJ6'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 1984 Jaguar XJ6.

We’re Trained to Care for Jaguar XJ6 Engines

The Jaguar XJ6 is respected for its reliability. You may have even been thinking about that when you bought it. However, even your trustworthy engine is subject to wear and tear. Sometimes plans go sideways. If they do, you’ll have to find a dependable 1984 Jaguar 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 Jaguar XJ6 engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

My 1984 Jaguar XJ6 Check Engine Light Is On

If your XJ6 check engine light is on, it’s time to get it looked at. A check engine light that’s flashing or steadily illuminated could point to problems with your or emission system that won't go away on its own. Potential causes may include a faulty oxygen sensor, bad spark plug, issues with your catalytic converter, or a leaking engine vacuum, to name a few potential sources. Bring your XJ6 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 XJ6 engine service might include burning smells, or a sinking feeling that something’s wrong.

Jaguar XJ6 Engine Repair

If your 1984 XJ6 engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We never do any work without your sign-off. If a service can wait, we’ll make sure you know. We'll also tell you if it's necessary for your safety. 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 XJ6 engine repairs and you can feel good knowing that we only use Jaguar-compliant replacement parts such as the serpentine belt, motor oil seal, ignition coil, or a different component.

Engine Q&A 1984 Jaguar XJ6

Why does the check engine light come on when I start my XJ6? It's okay if your check engine light comes on when you first start your vehicle. It’s just your XJ6 firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.
Are Jaguar XJ6 engine noises bad? Strange engine sounds can be a sign something’s off in your Jaguar XJ6. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.
What could damage a Jaguar engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Jaguar XJ6 engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas 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 add water to my Jaguar XJ6 radiator? An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your XJ6 when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What could cause my XJ6 engine to suddenly stop? If your XJ6 car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.
Who fixes Jaguar XJ6 engines? Your local Firestone Complete Auto Care offers Jaguar XJ6 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!