NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
54 reports18,000 miles · Mar 22, 2007
Power Train
THIS JAGUAR 2004 XJ8 HAS BEEN SUBJECT TO 6 UNINTENDED ACCELERATONS OVER A PERIOD OF HALF A YEAR INCLUDING TWO IN THE DEALER'S SHOP. WHEN IN TRAFFIC OR CLOSE QUARTERS IT HAS BEEN NECESSARY TO PLACE THE SHIFTER IN NEUTRAL OR REVERSE TO CONTROL THE ACCELERATION. THE DEALER HAS HAD THE CAR IN HIS SHOP ON THREE OCCASIONS. ON T…
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THIS JAGUAR 2004 XJ8 HAS BEEN SUBJECT TO 6 UNINTENDED ACCELERATONS OVER A PERIOD OF HALF A YEAR INCLUDING TWO IN THE DEALER'S SHOP. WHEN IN TRAFFIC OR CLOSE QUARTERS IT HAS BEEN NECESSARY TO PLACE THE SHIFTER IN NEUTRAL OR REVERSE TO CONTROL THE ACCELERATION. THE DEALER HAS HAD THE CAR IN HIS SHOP ON THREE OCCASIONS. ON THE FIRST OCCASION NOTHING WAS FOUND. ON THE SECOND OCCASION IT WAS SAID THAT THE FUEL PUMP OR ITS WIRING HARNESS WERE FAULTY AND WERE REPLACED. ON THE PRESENT OCCASION IT WAS THOUGHT THAT POSSIBLY THIS WAS A TRANSMISSION PROBLEM. THERE HAVE BEEN MUTIPLE EPISODE AND SO ONLY THE LAST ONE IS MENTIONED BELOW.
NHTSA ODI #10185950
14,000 miles · Sep 20, 2006
Seat BeltsService Brakes, HydraulicVehicle Speed Control
DT*: THE CONTACT STATED THE ACCELERATOR AND BRAKE PEDALS WERE TOO CLOSE TOGETHER CAUSING ACCIDENTAL AND SIMULTANEOUS DEPRESSION OF BOTH PEDALS. THE DEALER WAS NOTIFIED. UPDATED 10/17/2006 - THE DRIVER SIDE SEAT BELT BUCKLE FAILED TO ENGAGE. A NEW BUCKLE WAS ORDERED. THE CONSUMER COULD NOT REMOVE THE LUG NUTS FROM THE WHEEL.…
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DT*: THE CONTACT STATED THE ACCELERATOR AND BRAKE PEDALS WERE TOO CLOSE TOGETHER CAUSING ACCIDENTAL AND SIMULTANEOUS DEPRESSION OF BOTH PEDALS. THE DEALER WAS NOTIFIED. UPDATED 10/17/2006 - THE DRIVER SIDE SEAT BELT BUCKLE FAILED TO ENGAGE. A NEW BUCKLE WAS ORDERED. THE CONSUMER COULD NOT REMOVE THE LUG NUTS FROM THE WHEEL. *NM
NHTSA ODI #10168741
16,668 miles · Jul 22, 2005
Power Train
2004 JAGUAR XJ8 NEW VEHICLE LIMITED WARRANTY.***NO ANSWER REQUIRED***. *MR WHILE DRIVING THE THE FRONT PASSENGER SIDE WHELL CAME OFF CAUING CONSIDRABLE DAMAGE TO THE VEHICLE AND DFAMGE TO TOW OTHER VEHICLE'S.
NHTSA ODI #10131329
16,668 miles · Jul 13, 2005
SuspensionCrash
DT: THE CONSUMER STATED HE WAS INVOLVED IN AN ACCIDENT WHILE DRIVING HIS 2004 JAGUAR XJ8. THE FRONT WHEEL BROKE OFF AT THE UPPER BALL JOINT. THE POLICE REPORT READ THAT THE PASSENGER SIDE FRONT WHEEL BROKE WHICH CAUSED THE CONSUMER TO HIT TWO PARKED UNATTENDED VEHICLES . NO ONE WAS INJURED IN THE ACCIDENT. *JB
NHTSA ODI #10128559
Mileage unknown · Jun 24, 2005
Electrical SystemEngine And Engine CoolingPower Train
DT: 2004, JAGUAR, XJ8. VEHICLE HAD TO HAVE THE BRAKES AND TRANSMISSION REPLACED. ALSO, VEHICLE NEEDED A NEW STARTER BECAUSE THE KEY WILL NOT COME OUT OF THE IGNITION. AFTER VEHICLE WAS TAKEN TO THE DEALERSHIP THE CATALYTIC CONVERTER MADE A POPPING NOISE. THERE WERE NO OTHER PROBLEMS WITH THE VEHICLE TO THE BEST OF …
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DT: 2004, JAGUAR, XJ8. VEHICLE HAD TO HAVE THE BRAKES AND TRANSMISSION REPLACED. ALSO, VEHICLE NEEDED A NEW STARTER BECAUSE THE KEY WILL NOT COME OUT OF THE IGNITION. AFTER VEHICLE WAS TAKEN TO THE DEALERSHIP THE CATALYTIC CONVERTER MADE A POPPING NOISE. THERE WERE NO OTHER PROBLEMS WITH THE VEHICLE TO THE BEST OF THE CONSUMERS KNOWLEDGE. CONSUMER FELT THAT THE MECHANICS WORKING ON VEHICLE WERE GUESSING AS TO THE CAUSE OF THE PROBLEM WITHOUT SOLVING THE PROBLEM, CONSUMER TOOK VEHICLE BACK TO THE DEALER 12 TIMES SINCE PURCHASING VEHICLE ON JUNE 25, 2005. *AK
NHTSA ODI #10126516
Mileage unknown · May 19, 2005
Service Brakes, AirService Brakes, ElectricCrash
WAS WAITING FOR A LIGHT CHANGE, WHEN SUDDENLY MY CAR LURCHED FORWARD WHILSE MY FOOT WAS STILL ON BRAKE, BUMPING THE TWO CARS IN FRONT OF ME. THE DSC FAULT LIGHT WAS ON AFTER THIS HAPPENED.STATING ``DSC NOT AVAILABLE``HAD VECHICAL TOWED TO HERITAGE JAGUAR IN FREEPORT, THEY REPLACED THE FAULT BRAKE PRESSURE SWITCH. I NOW FEEL VER…
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WAS WAITING FOR A LIGHT CHANGE, WHEN SUDDENLY MY CAR LURCHED FORWARD WHILSE MY FOOT WAS STILL ON BRAKE, BUMPING THE TWO CARS IN FRONT OF ME. THE DSC FAULT LIGHT WAS ON AFTER THIS HAPPENED.STATING ``DSC NOT AVAILABLE``HAD VECHICAL TOWED TO HERITAGE JAGUAR IN FREEPORT, THEY REPLACED THE FAULT BRAKE PRESSURE SWITCH. I NOW FEEL VERY NERVOUS DRIVING SENSE ALL THIS HAPPENED.
NHTSA ODI #10121408
4,141 miles · Mar 24, 2005
Vehicle Speed ControlCrash
WHILE PARKING THE VEHICLE IT ACCELERATED. CONSUMER TURNED THE VEHICLE OFF TO STOP. AT THE SECOND OCCURRENCE CONSUMER WAS AT A COMPLETE STOP WHEN THE VEHICLE ACCELERATED CAUSING IT TO STRIKE THE VEHICLE IN FRONT. DEALER WAS UNABLE TO FIND ANY DEFECTS. *AK *NM
NHTSA ODI #10108966
200 miles · Mar 15, 2005
Service Brakes, HydraulicCrash
ON TWO SEPARATE OCCASIONS WHEN BRAKES WERE APPLIED VEHICLE FAILED TO STOP AND CONTINUED TO ROLL. THE FIRST TIME THIS OCCURRED VEHICLE STOPPED BEFORE HITTING THE MOTORIST BUMPER. THE SECOND TIME THE BUMPER WAS HIT. DEALERSHIP NOR INSURANCE COMPANY COULD NOT FIND THE CAUSE OF THE FAILURE.*AK *NM
NHTSA ODI #10109561
20,000 miles · Jan 26, 2005
Service Brakes, Hydraulic
POSSIBLE DEFECTIVE REAR BRAKES SYSTEM IN 2004 JAGUAR XJ-8 CAUSING PREMATURE PAD WEAR, REPLACEMENT, SERVICES TO RELATED PARTS WHICH DEALER DESCRIBES AS "NORMAL WEAR AND TEAR". REAR BRAKE PADS SHOULD NOT NEED REPLACEMENT AT 20,000 MILES UNLESS .*AK
NHTSA ODI #10107929
1,000 miles · Nov 3, 2004
Electrical SystemEngine And Engine CoolingSteering
THE POWER WINDOW ON DRIVER'S SIDE STOPPED OPERATING WHILE IN THE UP POSITION. VEHICLE STALLED ON TWO OCCASIONS WHILE DRIVING AT 35 MPH AND 65 MPH. VEHICLE RESTARTED ON BOTH OCCASIONS, AND THE VEHICLE WOULD VIBRATE SEVERELY WHILE DRIVING 50 MPH. CONSUMER STATED VEHICLE HAD BEEN TO THE DEALER 8-10 SEPARATE TIMES, BUT PROBLEM RECU…
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THE POWER WINDOW ON DRIVER'S SIDE STOPPED OPERATING WHILE IN THE UP POSITION. VEHICLE STALLED ON TWO OCCASIONS WHILE DRIVING AT 35 MPH AND 65 MPH. VEHICLE RESTARTED ON BOTH OCCASIONS, AND THE VEHICLE WOULD VIBRATE SEVERELY WHILE DRIVING 50 MPH. CONSUMER STATED VEHICLE HAD BEEN TO THE DEALER 8-10 SEPARATE TIMES, BUT PROBLEM RECURRED. *AK THE ELECTRICAL SSTEM HAS PROBLEMS. RADIO CHANGES FUNTIONS FROM AM TO FM TO CD BY ITSELF WITHOUT CONSUMER INPUT. WINDOWS GO DOWN WITHOUT THE CONSUMERS INPUT AND WILL NOT CLOSE. INTERIOR LIGHTS DO NOT WORK WHEN DRIVING. STEERING WHEEL GETS HEAVY WHEN DRIVING AT SLOW SPEEDS. TIRES BECOME LOUD AND ROUGHT AT 19000 MILES. *TC
NHTSA ODI #10094976
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