2000 Jaguar XJ Engine cooling Problems
- Complaints
- 4about this part
- Share
- 31%of 13 total for the year
- Median mileage
- 67,954miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 4 complaints about the engine cooling of the 2000 Jaguar XJ, 31% of the 13 complaints for this model year. Where a mileage was given, the median is 67,954 miles. 1 of these say a crash was involved, according to the filers.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“I have filed this compliant a couple of weeks ago, but it doesn't appear in the search, so I'm filing it again. I believe Jaguar has a serious problem that should be addressed by a mandatory recall. My 2000 xj8 has been having surging problems for years and has gone into limp mode on numerous occasions...usually on the interstate...where I have narrowly missed causing serious accidents. The local Jaguar dealer had the car twice, each time for approximately one year. Each time they said it needed a throttle body. …”
NHTSA complaint #10418468, filed 2011-08, 37,000 miles“Dt: the contact states 2000, Jaguar xjr was experiencing a loss of power. The vehicle has undergone diagnostic testing. The service dealer could not duplicate the problem. The vehicle started out with intermittent power difficulties, but it became too frequent. The vehicle jerked sometimes on initial acceleration from a complete stop and automatically changed gears. There have been several near misses on the interstate as a result of not being able to accelerate quickly. Updated 3/17/2006 -”
NHTSA complaint #10141897, filed 2005-11, 42,909 miles“The contact own a 2000 Jaguar XJ. The contact stated that the driver attempted to start the vehicle that was parked in his garage. The vehicle would not start. The contact stated that the driver and passenger smelled a slight burning odor after trying to start the vehicle. The vehicle was towed to a personal mechanic on january 20, 2010. The mechanic stated that the timing chain guides/tensioners failed. The mechanic took pictures of the timing chain. …”
NHTSA complaint #10317111, filed 2010-03, 93,000 milesRelated service bulletins
- 10227122Jun 27, 2013Title: 5.0L V8 (AJ133) overheating due to incorrect
- 10212871Apr 23, 2013Charge Air Hose assy detachment.
- 10212855Dec 17, 2012JTB00268 engine hard to start after hot soak - fan running Category Driveability.
- 10016575Mar 1, 2005A rattle emanating from the engine on start-up and idle.
- 10012194Jul 1, 2004Exhaust gas recirculation transfer pipe replace service action. This service bulletin replaces 309s501 dated 04/03. This also includes 2000-02 jaguar xkr model.
- 10011313Apr 1, 2003Coolant pumps - identifying impeller material - pump replacement guidelines. This bulletin replaces bulletin 303-60, dated 02/03.
- 10011317Nov 1, 2002Check engine malfunction indicator lamp - diagnostic trouble code p0121 flagged - connector material mismatch - aj27 engines - modify harness.
- 10011318Jun 1, 2002Overheating - thermostat stuck closed - revised thermostat available.
- 10011319Apr 1, 2002Difficult or non-start/hesitation - normally aspirated aj 27 engines - reflash ecm.
- 10011503Feb 1, 2001Possible alternator mounting bracket contact replace front auxiliary drive belt service action s490.
Engine cooling: other model years
Other parts of the 2000 Jaguar XJ
4 complaintsAir bags
1 complaintsElectrical system
1 complaintsOther or unknown
1 complaintsSeat belts
1 complaintsTransmission and drivetrain
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2000 Jaguar XJ
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology