What are some known problems with the Jaguar XJ8?

Some common problems reported by Jaguar XJ8 owners include unintended acceleration while braking, the vehicle failing to go into safe mode, and vibration in the rear differential.

Why is my XJ8 battery still pulling 4amps?

To be fair, the guy seemed to know what he was doing and his way around Jags. Found the faulty circuit/network/wossname as the heated screen which was pulling 4amps, took the fuse out and it was down to about 0.6 which he reckoned was still a bit high.

Is it OK to disconnect Jaguar XJ8 battery?

Don’t disconnect your XJ8 battery if you can help it. – Page 1 – Jaguar – PistonHeads UK Don’t disconnect your XJ8 battery if you can help it. It can cause various relays to “stick” open and subsequently drain the battery.

Can you live without a heated screen XJ8?

Found the faulty circuit/network/wossname as the heated screen which was pulling 4amps, took the fuse out and it was down to about 0.6 which he reckoned was still a bit high. So, going in on Tuesday for a full diag but if push comes to shove, I can live without a heated screen.

What are the faults of Jaguar air con?

The airblend box itself is simple enough to be reliable but can suffer from vacuum leaks (often resulting from careless installation of radios and alarm systems) and seizure of flap operating motors in the Mark 3 system. The vacuum valves on the Mark 2 can also become clogged with dirt. The condensate drains can become clogged. See faults below.

What kind of aircon system does a Jaguar XJ have?

The following refers to aircon systems fitted to Jaguar XJS, XJ Series 1,2,3 and will have some relevance to later cars. See also our R134a conversion mythbuster.

Where is the Air Con controller on a Jaguar Mark 3?

On the Mark 3, the controller is a small computer which electronically operates the flap valve motors, blower fan speed and vacuum solenoids for the external vacuum ‘motors’. This computer is diamond-shaped about 5 inches long, located on the right hand side of the airblend box.

How to know if your Jaguar is on or off?

Raise hood and fit fender protection covers. Remove the intake duct. With assistance, visually observe throttle butterfly operation as the ignition is switched ‘ON’ for the first time. Throttle butterfly should fully close, then immediately open to the idle position. Did butterfly stick closed? Switch ignition ‘OFF’.

How to check for DTCs on a Jaguar?

END YES Use WDS to check for DTCs. Follow any guided routine associated with stored DTCs. From the feature content select engine/electronic engine control, press the guided tab then select electronic engine control relay. Alternatively you could view the EMS relay signal from the datalogger.

How to remove the intake duct from a Jaguar?

Remove the intake duct. With assistance, visually observe throttle butterfly operation as the ignition is switched ‘ON’ for the first time. Throttle butterfly should fully close, then immediately open to the idle position. Did butterfly stick closed? Switch ignition ‘OFF’. Lightly press throttle butterfly with finger to the fully closed position.

Why does my car Jerk when I try to accelerate?

Dirt is another common factor why your car jerks as you try to accelerate. Any dirt buildup or gunk can cause an issue in your car’s engine. There are several points where dirt can accumulate inside the car’s engine system.

Why does my car engine bog down when I accelerate?

Numerous reasons could make your engine to bog down when you are accelerating. So, let’s explore the major ones right here. 1. Old gas tank When did you last clean your gas tank? Don’t remember? Well, the majority of people have faced engine bogs down when accelerating issue and came up with the conclusion that their gas tank was dirty.

When do you Know Your Car is not accelerating?

The symptoms that your car is not accelerating the way it used to may occur to any vehicle. You may not notice the problem on regular days along the usual routes but they become clear when you decide to drive up a steep hill or accelerate to move into the fast lane.

Why does my car Jerk when I accelerate from a stop?

Most of the time, a car that jerks when accelerating from a stop has dirty fuel injectors in it or a blocked fuel intake. Either way, these issues stop a car’s engine from getting the fuel that it needs, and it leads to the whole car jerking.

Why does my Chevy Silverado not want to accelerate?

If the catalytic converter gets too clogged up, it’ll keep the motor from accelerating properly. It’ll “bog” after a certain speed. Maybe it’ll drive 20 miles an hour just fine, but after that it just doesn’t want to accelerate whatsoever. This can also be a sign that it’s not getting enough fuel as well.

Why does my car Jerk when I pull out of my driveway?

Doing something as simple as slowly pulling out of your driveway can cause your car to jerk and make you think about whether or not you should even be driving it. More often than not, when a car jerks when accelerating at low speeds, it’s because there’s a problem with the spark plugs in it.

How to check the coolant level on a Jaguar XJ?

Visually check the coolant level. If low, continue with the procedure below. 2. If the coolant level is below the bottom of the filler neck, top up with Jaguar Antifreeze D542 (diluted 50:50 with clean water) until the coolant rises to the bottom of the filler neck. 3. Start the engine and allow it to run at idling speed.

What causes a coolant leak in a Jaguar?

A coolant leak is a typical issue that can plague your car and cause all sorts of problems throughout your Jaguar if left unattended so it’s important to seek out the help of a Jaguar mechanic as soon as you begin to notice a potential leak.

Why does my Jaguar XJ8 make a rattling noise?

Jaguar issued a Technical Service Bulletin (TSB) that addresses the issue. The TSB number is 303-30. Here is the text. Some vehicles within the above VIN range may experience a rattling noise when the engine is started. This noise may be caused by the secondary timing chain tensioners.

Some common problems reported by Jaguar XJ8 owners include unintended acceleration while braking, the vehicle failing to go into safe mode, and vibration in the rear differential.

What causes a Jaguar V-12 engine to overheat?

It has been Kirby Palm’s impression that faulty ignition timing is a major contributor to Jaguar’s reputation for overheating: If the timing of the V-12 is retarded it will overheat BIG TIME. This is supposedly true of most cars but I have never seen it happen the way it happens on the H.E. V-12 5.3 litre engine.

What should I do if my Jaguar overheats?

A hard or expired rubber seal on the radiator caps or an under-rated (3 lb or 8 lb) pressure cap on the overflow tank.

How much does a Jaguar XJ8 air suspension cost?

While a new air suspension might cost you upwards of $3,000, our Jaguar XJ8 conversion kit costs just under $1,000 and comes with a limited lifetime warranty. That means you spend money once and not again.

Why is my VVT not working properly on my car?

Roughness in Idling Engine The passing of additional oil to the VVT gears is a possibility if the system is not working properly. This very phenomenon manifests itself in the rough idling of the engine. It is primarily because the engine’s RPM fluctuates as the VVT starts working.

Why is my variable valve timing not working?

The passing of additional oil to the VVT gears is a possibility if the system is not working properly. This very phenomenon manifests itself in the rough idling of the engine. It is primarily because the engine’s RPM fluctuates as the VVT starts working.

What to do when your Jaguar XK8 wont start?

If voltage is not available, check Fuse # 5 ( 10 A ) for terminal # 1 and Fuse # 3 for terminal # 3. If battery voltage is present at both terminals, use a fused jumper wire, intermittently connect terminal # 3 and # 5. If starter does not crank, either the wire to starter from relay is open or the stater has failed. helpful?

What causes check engine light on Jaguar West Houston?

Fortunately Jaguar West Houston is here to help you figure out what might be wrong, and what your next steps should be. Below we have highlighted the most common causes of a check engine light. Loose Gas Cap: Your gas cap is loose, broken, or simply missing.

Can a faulty oxygen sensor cause engine failure?

The oxygen sensor provides vital air-fuel mixture information to the ECU. A faulty oxygen sensor can cause your vehicle’s computer to supply the engine with too much or too little fuel. An engine with too little fuel is at risk of total engine failure, and an engine with too much fuel will create excessive smoke and odor.

When does the Check Engine light come on on a Jaguar XJ8?

Intermittent Check Engine Light: If the check engine light on your 2008 XJ8 is intermittent, try to take note of the conditions when this happens. For example, does it happen when you accelerating, driving on the highway or does it appear at low speeds?

What causes a 2004 XJ8 to not start?

I have a 2004 XJ8. When shifting from Drive to Park (brake pedal depressed), the shifter moved into park but the transmission went to reverse. The shift lever will not move out of park, but the car would drive backwards with the break released. Shut the car off, now it won’t start.

When does a 2000 XJ8 trans.go into limp home mode?

By the way, when a 2000 XJ8 trans. starts to go, it moves into a special zone…I believe it’s the third gear called something like limp home mode. The trans light will come on, or probably just the check engine light.

What causes EAS Fault Messages on a 2006 Jaguar?

I have heard that on 2006 models, EAS fault messages can be caused by an internal leak in the Air Suspension compressor exhaust valve. The fix is said to be replacing the compressor updating the software. Hope helps.

Is it OK to disconnect Jaguar PistonHeads battery?

– Page 1 – Jaguar – PistonHeads UK Don’t disconnect your XJ8 battery if you can help it. It can cause various relays to “stick” open and subsequently drain the battery. Can you guess how I found out?

Why does my Jaguar XJ not have a DPF?

The DPF is responsible for removing harmful particles from the exhaust system and can get clogged up if the car is only used for short journeys around the town etc. Vehicles fitted with a DPF are not really suited to short journeys only.

Why is there a warning light on my Jaguar XJ?

This will not store any personal information) The DSC warning light is for the driver stability control system and is related to an ABS problem. If this warning light has appeared on the dashboard, the most likely cause of this warning light is a faulty ABS sensor.

What’s the oil presure on a 1991 XJS?

I own a 1991 XJS with the 5.3 V12 with 69,000 miles and everytime I take it out, after about an hour or hour and 1/2 the oil presure will drop to 25lbs, 15lbs then finally it will just die. It is very hard to re-start and shows no oil presure as I crank it. Sometimes won’t start until the engine is completely cooled down.

Why does my Jaguar XJ6 not start up?

About half of the time, the reason why the Jaguar XJ6 will not start or quits running is because of the two main electrical problems that I described above. The other cause of the XJ6 not starting or quits running is the fuel system. Mostly, it is the fuel pump being killed by rust flakes from the two fuel tanks.

Is there a problem with my XJ8 engine?

The was a period of time when XJ8’s had a problem with NiCad linings on their cylinder walls. I don’t know if the problem stretched into 99 or not. There is plenty of info about the issue ont the web. Certainly, you don’t run less than 20,000 miles and need to replace the engine each time.

Can you take a car back from Jaguar?

To add insult to injury when I called about the vehicle issue they said they could not take it back as I hadn’t had the issue three times.

When to book a service on a Jaguar?

Jaguar would recommend that the Service is carried out after a specified number of kilometres or after a specified amount of time, whichever comes first. For example: after 6000km or 12 months whichever comes first. To book your service please contact your local retailer.

Where can I get roadside assistance for a Jaguar?

A: You will need to contact a Roadside Assistance provider in your market. You can find details of Jaguar Assistance here. If you are unsure whether you have roadside cover through Jaguar please contact your selling retailer. You can find your local retailer here.

How often do I need to get my Jaguar serviced?

Q: How often do I need to get my Jaguar serviced? A: This information is specified in your handbook and differs between markets. Jaguar would recommend that the Service is carried out after a specified number of kilometres or after a specified amount of time, whichever comes first. For example: after 6000km or 12 months whichever comes first.

What’s the price of a new Jaguar XJ8?

The Jaguar XJ8 is a sedan. Inventory prices for the 2009 XJ8 range from $8,135 to $18,487. It gets EPA-estimated 18-20 MPG combined. Popular Competitors Lexus LS 430, BMW 540and Mercedes-Benz E-Class NEWTake our quiz & meet the car you’ll love. Showing the 2009 Jaguar XJ8 2009 65 Photos

Where can I Find my local Jaguar dealer?

A: Please send us any complaints using our contact us form and select Global Customer Enquiries specifying your Full Name, Contact details, VIN, Country of Residence and local retailer name. Q: Where can I find my local retailer?

When did the Jaguar XJ8 3.2 come out?

Upon launch in September 1997, the two mainstream models in the range were the XJ8 3.2 and XJ8 4.0, and it is these models which will account for the bulk of used cars available. A more luxurious long wheelbase Sovereign model was introduced at the same time and a year later, the short wheelbase Sovereign was added.

How big are the wheels on a Jaguar XJ8?

The XJ8 3.2, 4.0 and XJR8 are supplied as standard with cast alloy wheels, rising from 16, 17 to 18 inch diameter respectively. All models are fitted with automatic climate control, veneer fascia and console and automatic headlight levelling and illumination.

What to look for in a Jaguar XJ?

The Jaguar XJ is heavy on its suspension, so listen out for clonks that may come from worn suspension bushes around the car, especially if you turn into a corner quickly. Keep an eye out for smoke from the back of the car.

What kind of air suspension does a Jaguar XJ8 have?

The XJ8 has the comfort suspension and XJR has the sport suspension. The comfort suspension has a larger air bladder and the sport suspension has smaller bladders for a stiffer ride. The two strut styles are not interchangeable.

How does the Jaguar air ride system work?

The modes are changed when the car starts, parks and reaches different speeds. The system can even detect if the vehicle is being jacked up and will stabilize the inflation in the air bladders. The XJ8 and XJR have different style struts. The XJ8 has the comfort suspension and XJR has the sport suspension.

Which is the last Jaguar to have air ride?

The 2004-2009 Jaguar XJ8 and XJR were the first and last Jaguars with four-corner air ride suspension. The system used in both does more than just control ride height – it optimizes the air pressure in the bladders and the valving in the dampeners to achieve the best possible ride and handling.

Why does my Jaguar have a restricted performance error?

What is the Jaguar Restricted Performance error? With the Restricted Performance error message, the car is indicating that the engine management system has gone into a “limp” mode to protect certain systems and components. This changes depending on the system or components being protected.

Are there any recalls on the Jaguar XJ?

Every XJ has lots of electronic trickery on board, so check it all works. Run through all the functions of the on-board entertainment system, and if satellite navigation is fitted, check it still picks up a GPS signal. To date, there have been nine recalls on this shape of XJ.

Is the Jaguar XJ a good car to buy?

Those complex electronics can create foibles, but mechanically the XJ should be reasonably dependable. Jaguar’s cars are historically reliable, and according to the What Car? Reliability Index, the XJ suffers fewer expensive faults than the Mercedes S-Class.

When did the Jaguar XK8 convertible top come out?

Owners of cars that Jaguar manufactured in model years 1997 through 2006 have reported the problem in cars with about 35,000 to 123,000 miles. Flushing the old fluid and substituting new fluid solves the convertible top problem.

Is there a recall on the Jaguar XK8?

Jaguar issued a vehicle recall in August 2005 for dealers to replace the accelerator pedal assembly in affected vehicles, which corrects the clearance problem.

Why does my Jaguar XK8 stick on the accelerator?

Jaguar assembled the accelerator pedal arms on some of its XK8 cars improperly, which reduced the space between the brake pedal and the accelerator. The lack of space can cause a collision because a driver might step on both pedals at the same time unknowingly. The improper spacing can also cause the pedal to stick on the pedal stop.

Why is my Jaguar XJ on limp mode?

Replaced entire set of rear suspension arms due to wear and tear on the suspension bushes. This was found incidentally while dismantling the rear suspension for the installation of the upgraded differential and rear anti-roll bar. Front passenger shock does not inflate anymore and has to be replaced. Car on limp mode.

Why did the Jaguar XJ have a relief valve?

The fuel system incorporated a relief valve that returned fuel to the tank when pressure in the leads to the carburetters exceeded 1.5 psi to reduce the risk of vapour locks occurring at the engine’s high operating temperature, while the car’s battery unusually benefited from its own thermostatically controlled cooling fan.

What kind of noise does a Jaguar make?

Here’s an example: A customer drives his 1996 Jaguar XJ-S Coupe into a shop with an engine noise. He is convinced the rattle is so loud, there has to be serious internal engine problems and a major repair will be extremely expensive.

Why does my Jaguar engine rattle when I start it?

If the oil bleeds past the valve in the tensioner, the tension on the upper timing chain is temporarily lost. When the engine is started, the chain will rattle until oil pressure builds up and recharges the tensioner, stopping the rattle.

Why is there a noise in my engine?

This noise has been identified as “bleed down” of the upper (secondary) timing chain tensioner, resulting in temporary chain slack. A non-return valve in the tensioner is designed to trap pressurized engine oil to maintain tension on the timing chain to prevent rattling.

Is the 2000 Jaguar XJ8L a good car?

Bought a 2000 xj8L 2 years ago and after figuring out some of the Electronics, I love it. Very stylish, the L in xj8L. Gives you an extra 6-8 “ of legroom in the back seat. It’s definitely a Head Turner and I love Every Bit of it Does recommend this car!! 1 out of 1 people found this review helpful. Did you?

Which is better the Jaguar XJ8 or the maxima?

The 2000 Jaguar XJ8, especially the Vanden Plas version, is not only a timeless beauty that attracts compliments from everyone, but also smoother and more powerful than the Maxima. Reliability is just as good, and even fuel economy is basically the same (17 mpg city, 24 mpg highway).

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