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XJ8

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Question
Coolant leak.
A cooling system pressure test using dedicated equipment will be able to pinpoint the location of your coolant leak. Running a vehicle low on coolant can cause it to overheat, resulting in extensive engine damage. My best advise is to...
Question
Engine began knocking after oil ran low
Unfortunately, hearing an engine knock is not a good thing. Hopefully, you were able to shut the car engine off as soon as you heard the knock. It may be a long shot but one tip you can try first...
Question
Sunroof leaking
The sun roof on this car does not have any problems that stand out causing a leak on the car. The seals around the sunroof may be dried out or damaged. I recommend you have a qualified mechanic, from YourMechanic,...
Question
iPhone not charging from car receptacle
Hi. You should have your lighter port changed to a 12 volt charging port. The older ports were only meant to be used as cigar lighters and are not capable of getting a good connection for chargers. They sell these...
Question
My Jaguar XJ8 is running extremely rough
Being that your car is running better with the MAF disconnected, I say replace your MAF. Most cars would shut off without the MAF connected. If you need a technician to scope out the problem in person, a certified professional...
Question
Get code P0354 #4 cylinder
That code is for the ignition coil circuit. There are 8 coils, one for each cylinder. Temperature can affect the performance of a coil, which can function normally when the engine first starts, but malfunction when it gets hot. The...
Question
the fan runs on for 1 or 2 minutes after engine cut off, a little water comes out the overflow tank, sometimes
This sounds like one of the few possibilities left would be the coolant fan switch. This is a relatively easy and inexpensive fix. You may want to test the power to this switch. When these switches become faulty they tend...
Question
Car whines between 30 and 70 mph
Hey there, thanks for writing in about your 2004 Jaguar XJ8. If you are getting a noise in the vehicle only between certain speeds, then you may have a transmission needle bearing or something like that in the transmission that...
Question
With foot on the brake, car accelerated and lunged forward
The first thing to check is to see if the floor mat carpet is loose and if it could have pressed on the accelerator pedal. There are no recalls, I could find to cover the complaint. I would have the...
Question
Brakes, transmission, starter, & catalytic converter replaced, but not fixed
The exhaust would need to have been removed when the transmission was done and may have been installed back on incorrectly or is misaligned causing the popping noise. A popping noise is usually due to a leak in the exhaust...
Question
Replaced throttle gasket, fuel pump, throttle body, & inertia switch
Hey thanks for writing in about your 2005 Jaguar XJ8. All the problems you've had is common with these vehicles as they age. You should not have any more than normal repairs with this vehicle. The fuel pump replacement should...
Question
At 70 mph, braking in rain, car pulls hard to the right
Hey there, thanks for writing in about your 2004 Jaguar XJ8. If you have any kind or even a little brake pulsation in the brakes when you stop, this may cause a wheel to momentary stop in wet weather when...
Question
Temp. Gauge doesn't move
No, signal on the instrument cluster concerning the engine temperature usually points to no signal coming from the coolant temperature sensor. This can be caused by a broken wire along the circuit, loose connection, or failed temperature sensor. If the...
Question
My 98 Jaguar xj8l won't start, clicking noise
This could be caused by a few things on your 1998 Jaguar XJ8. A low battery charge can cause this. If the battery is good, then listen for where the noise is coming from. If you get a click...
Question
Steering wheel and driver's seat cannot move
Hello. If the car stays running when the key is shut off, this is an indication that there may be a problem with your ignition switch. When this happens, electrical current is still getting to the steering wheels and seat...
Question
2007 Jaguar XJ8 cannot start, headlight flashes
Hello. It is possible that there is a problem with the fuses. The headlight flashing could be a result in a problem with the car’s security system. After multiple attempts to start the car, the headlight may flash to let...
Question
my transmission is "slipping" 3% of the time
Hello. From what you describe, it would appear that your transmission is beginning to slip. This can be caused by many things. The first thing I would do is check the vehicle's transmission. Automatic transmission use fluid pressure to operate,...
Question
Cars making a clicking noise but won't start
Hi there. Typically a clicking sound that occurs when you try to start your vehicle is an indication of a broken starter or starter relay. However, this could also be an indicator of a battery that has lost cranking amps...
Question
What is the estimated time that a repair for leaking gaskets to last. Also, for replacement of gasket covers?
Hi there: In order to answer your question correctly, we need to know which gasket you're referring. If you're speaking about the valve cover gasket replacement, when done correctly, a valve cover gasket should last more than 100,000 miles without...

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