Why does the check engine light in my XJS turn on when I start my car?

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your XJS firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why does my Jaguar engine sound different?

Unusual noises can signal a problem with your Jaguar XJS 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 indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage my Jaguar XJS engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel 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.

Is it okay to put water in my Jaguar XJS 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 XJS engine to suddenly stop?

Reasons your XJS car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Who can repair my Jaguar XJS engine?

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

Reliable Repairs for 1985 Jaguar XJS Engines

Learn about

1985 Jaguar XJS Trim Options

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

V12/5.3L

Jaguar XJS Repairs and Services

Stuff wears out. Even your Jaguar XJS's many parts and pieces. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 1985 Jaguar XJS repairs.

We Know Jaguar XJS Engines

Jaguar XJS engines are known for their reliability. You probably thought about that when you got it. However, the wear-proof engine has yet to be invented! Things can go sideways sometimes. If the unexpected strikes, you may search the internet frantically for quick and affordable 1985 Jaguar XJS engine repairs. 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 XJS 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 1985 Jaguar XJS

If your XJS 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 car’s ignition, Causes may include a faulty oxygen sensor, bad spark plug, a clogged catalytic converter, or an engine vacuum leak, but that's only a few of the possible causes. Bring your XJS to Firestone Complete Auto Care to get computerized diagnostics and we’ll figure out why that check engine light is giving you grief. engine rattling, burning smells, or engine misfiring.

1985 XJS Engine Services

If your 1985 Jaguar XJS needs engine repair, our technicians will provide you with a thorough explanation beforehand. We don't start working until we have your approval. If a repair isn’t urgent right now, we’ll let 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 XJS engine repairs and you can drive easy knowing that we use Jaguar-approved parts and fluids — timing chain or belt, engine oil seal, sensors, or another part.

Questions About 1985 Jaguar XJS Engines

Why does the check engine light in my XJS turn on when I start my car? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your XJS firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why does my Jaguar engine sound different? Unusual noises can signal a problem with your Jaguar XJS 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 indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage my Jaguar XJS engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel 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.
Is it okay to put water in my Jaguar XJS 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 XJS engine to suddenly stop? Reasons your XJS car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who can repair my Jaguar XJS engine? Your local Firestone Complete Auto Care offers Jaguar XJS engine repair. Schedule an appointment today at one of our thousands of locations nationwide!