2006 Jaguar XJ8Recalls, problems, MPG & safety
NHTSA lists 0 safety recalls and 4 owner complaints for the 2006 Jaguar XJ8. Most complaints involve power train (1) and fuel system, gasoline (1). The EPA rates it 19 mpg combined.
Safety recalls
Owner complaints by component
- Power train1
- Fuel system, gasoline1
- Suspension1
- Electrical system1
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
What owners report most
Power train
“TL* THE CONTACT OWNS A 2006 JAGUAR XJ8. WHILE THE VEHICLE WAS PLACED IN PARK, IT CONTINUED TO MOVE FORWARD. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE CONTACT STATED THAT THE VEHICLE WAS INOPERABLE. THE CONTACT WAS CONCERNED THAT THE VEHICLE WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 05V503000 (POWER TRAIN). THE LOCAL DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS NOTIFIED OF THE ISSUE. THE APPROXIMATE FAILURE MILEAGE WAS 105,722.”
Fuel system, gasoline
“JAGUAR HAS LESS THAN 600 MILES / YR, NEVER PARKED OUTSIDE, DRIVEN IN ANY TYPE OF WEATHER BEFORE FAILURE. 3-30-2015, AFTER 170 MILE RIDE, TOPPED THE FUEL OFF BEFORE PLACING BACK INTO INSIDE COVERED STORAGE. NEXT MORNING I DISCOVERED SIGNIFICANT FUEL LEAKAGE ON THE FLOOR UNDER THE REAR OF THE JAGUAR ACCOMPANIED BY SEVERE GASOLINE FUMES THROUGHOUT THE STORAGE GARAGE THAT IS ALSO ATTACHED TO OUR RESIDENCE. UPON CAREFULLY PUSHING THE JAGUAR OUT OF STORAGE AND TAKING OVERT MEASURES TO SECURE THE DANGEROUS SITUATION, INSPECTION REVEALED A SERIOUS FUEL LEAKAGE CONDITION ASSOCIATED WITH THE FUEL TANK ASSEMBLY. PRIOR TO THIS INCIDENT THIS CAR HAD BEEN A FLAWLESS AND VERY ENJOYABLE AUTOMOBILE THAT WE HAD EVERY INTENT KEEPING INDEFINITELY THROUGHOUT OUR RETIREMENT. SEARCHING ONLINE, I DISCOVERED THE NHSTA RECALL CAMPAIGN FOR WHICH WE HAD NEVER RECEIVED ANY NOTICE WHATSOEVER, IN SPITE OF OUR OWNING THIS JAGUAR SINCE 2006 AND NEVER HAVING CHANGED OUR ADDRESS OR OWNERSHIP TITLE. DELIVERED THE JAG TO HOEHN JAGUAR CARLSBAD, CA AND THEY CONFIRMED THE RECALL AND LEARNED THE REQUIRED FUEL TANK ASSEMBLY WAS NOT IN STOCK. A WEEK LATER I WAS NOTIFIED THE REPAIR ASSEMBLY WAS RECEIVED…”
Suspension
“A KNOWN DEFECT IN THE MANUFACTURE OF THE 2004 THROUGH 2006 JAGUAR XJ8S AND NEEDS TO BE RECALLED FOR REPAIR IN REGARD TO THIS MODEL'S AIR SUSPENSION. IN COLD TEMPERATURES (30 DEGREES F OR BELOW), THE AIR SUSPENSION SYSTEM FAILS TO KEEP THE FRONT END OF THE VEHICLE SUSPENDED. A RED LIGHT ON THE INSTRUMENT CLUSTER LIGHTS UP AND THE MESSAGE CENTER DISPLAYS THE WARNING, "VEHICLE TOO LOW". THIS PARTICULAR INCIDENT OCCURRED THIS MORNING, 11/12/2013, AS I STARTED MY CAR (27 DEGREES F OUTSIDE). UNFORTUNATELY, THIS HAPPENED TO ME 6 MONTHS AGO WHILE TRAVELING ON THE INTERSTATE ACROSS COUNTRY WHEN THE OUTSIDE TEMPERATURE DIPPED TO 29 DEGREES F. I WAS GOING THE SPEED LIMIT OF 70 MPH AT THE TIME THAT THE SUSPENSION SUDDENLY DROPPED. IT COULD HAVE CAUSED A MAJOR CAR ACCIDENT. AS SOON AS THE OUTSIDE TEMPERATURE RISES ABOVE 30 DEGREES F, THE AIR SUSPENSION COMPRESSOR KICKS IN AND LIFTS THE VEHICLE UP TO ITS APPROPRIATE HEIGHT. THIS KNOWN DEFECT IN THE MANUFACTURE OF THE AIR SUSPENSION IS HIGHLY DANGEROUS AND A RECALL NEEDS TO BE ENACTED AGAINST THE MANUFACTURER, JAGUAR. I HAVE DISCOVERED ON THE INTERNET COUNTLESS COMPLAINTS OF THIS PROBLEM. *TR”
Engines, transmissions & drive
- EPA class
- Large Cars
- Engines
- 4.2L 8-cyl
- Transmissions
- Automatic 6-spd
- Drive
- Rear-Wheel Drive
- Fuel
- Premium Gasoline
Towing, payload and dimensions aren’t in the EPA or NHTSA data, so we don’t list them.
EPA fuel economy by version
| Version | City | Hwy | Comb. | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|
| XJ8 Auto 6-spd, 8 cyl, 4.2 L · Rear-Wheel Drive | 16 | 25 | 19 | $4,200 | 468 |
- 19mpg comb.
NHTSA 5-Star Safety Ratings
Maintenance basics
| Item | Miles | Time | Note |
|---|---|---|---|
| Engine oil & filter | 5,000–10,000 mi | 6–12 months | Follow the oil-life monitor if fitted |
| Tire rotation | 5,000–7,500 mi | Every oil change | Check pressure monthly |
| Engine air filter | 15,000–30,000 mi | 1–2 years | Sooner in dusty areas |
| Cabin air filter | 15,000–25,000 mi | 1–2 years | |
| Brake fluid | — | 2–3 years | Absorbs moisture over time |
| Coolant | 60,000–100,000 mi | 5–10 years | Long-life coolants last longer |
| Spark plugs | 60,000–100,000 mi | — | Iridium/platinum plugs at the long end |
| 12V battery | — | 3–5 years | Heat shortens battery life |
- Engine oil & filter5,000–10,000 mi
6–12 months - Tire rotation5,000–7,500 mi
Every oil change - Engine air filter15,000–30,000 mi
1–2 years - Cabin air filter15,000–25,000 mi
1–2 years - Brake fluid—
2–3 years - Coolant60,000–100,000 mi
5–10 years - Spark plugs60,000–100,000 mi
— - 12V battery—
3–5 years
2006 XJ8 questions
How many recalls does the 2006 Jaguar XJ8 have?
0 recalls found in NHTSA data as of Oct 28, 2026.
What are the most common 2006 Jaguar XJ8 problems?
Owners filed 4 complaints with NHTSA. The most-cited components are power train (1), fuel system, gasoline (1), suspension (1). Complaints are unverified owner reports and aren't adjusted for how many cars were sold.
What MPG does the 2006 Jaguar XJ8 get?
The EPA rates the 2006 Jaguar XJ8 at 19 mpg combined, depending on engine and drivetrain (1 version rated).