1999 Jaguar XJ8: complaints, problems and recalls

1999 XJ-8 SECONDARY TIMING CHAIN TENSIONER CATASTROPHIC FAILURE. PLASTIC SECONDARY TIMING CHAIN TENSIONER BROKE INTO PIECES, DISABLING ENGINE AND CAUSING SIGNIFICANT DAMAGE. DAMAGE INCLUDED 3 VALVES, ONE CONSTANTLY VARIABLE VALVE TIMING UNIT (CVVT), TIMING CHAINS AND SPROCKETS. REQUIRED REMOVAL OF B BANK HEAD FOR MACHINING NECESSARY TO REPLACE VALVES AND REPAIR VALVE SEATS. NO TSB OR RECALL HAS BEEN ISSUED BY JAGUAR WITH REGARD TO THIS DESIGN DEFICIENCY. CONTACT WITH OTHER JAGUAR OWNERS HAS IDENTIFIED THAT THIS PROBLEM AFFECTS MANY OWNERS. JAGU…

Owner-reported narrative. 52,000 miles reported. Look up ODI 10098805 at NHTSA ↗

DT: THE CONTACT STATES VEHICLE WOULD NOT START. SHE HAD IT TOWED TO THE DEALERSHIP, AND THEY DETERMINED THERE WAS SLUDGE IN THE OIL PAN AND THE TIMING CHAIN BROKE. THE ENGINE NEEDED TO BE REPLACED. *AK THE PLASTIC TIMING CHAIN TENSIONER FAILED AND JAMMED IN THE TIMING CHAIN WHICH CAUSED THE CHAIN TO BREAK IN HALF. THIS RESULTED IN THE VALVES BEING STUCK OPEN AND THE PISTONS TO COLLIDE. THE CONSUMER LEARNED OF SB X303-68 AND 303-30 WHICH ADDRESSED THIS PROBLEM. *NM THE CONSUMER LEARNED A DEFECTIVE TIMING CHAIN TENSIONER WAS INSTALLED WHE…

Owner-reported narrative. 48,418 miles reported. Look up ODI 10145837 at NHTSA ↗

ENGINE FAILURE `99 JAGUAR XJ8 VANDEN PLAAS ("LOWER ENGINE DISFUNCTION," DUE TO DEFICIENT TENSIONER MALFUNCTION PER DEALERSHIP DIAGNOSIS) AT 61,400 MILES. VEHICLE WELL MAINTAINED AND CHECKED ON NUMEROUS OCCASIONS. WE WERE SENT MANY WARNINGS AND SUGGESTIONS ABOUT OTHER MAINTENANCE OBJECTIVES, BUT A POTENTIAL PROBLEM WITH TENSIONERS WAS NEVER MENTIONED. WE KNOW OF WELL OVER A HUNDRED CASES. ONE DEALER TOLD US THEY SEE AT LEAST ONE CASE LIKE OURS A MONTH AND SUGGESTED THAT A LARGER DEALERSHIP IN NORTHERN VIRGINIA WOULD MAKE THEIR NUMBERS LOO…

Owner-reported narrative. 61,400 miles reported. Look up ODI 10146002 at NHTSA ↗

LTR FM (CA) RE A DEFECTIVE PLASTIC TIMING CHAIN TENSIONER INSTALLED IN THEIR 1999 JAGUAR XJ8. *TS THE CONSUMER STATED THE VEHICLE WAS NOT PROPERLY MAINTAINED PRIOR TO PURCHASING IT. THE CONSUMER WAS TOLD THERE WAS OIL SLUDGE BUILD UP IN THE ENGINE. *JB

Owner-reported narrative. Look up ODI 10150845 at NHTSA ↗

TL*THE CONTACT OWNS A 1999 JAGUAR XJ8. THE VEHICLE WOULD NOT SHIFT CORRECTLY FROM GEAR TO GEAR. WHEN THE VEHICLE WAS TAKEN TO THE DEALER, THEY STATED THAT THE TRANSMISSION NEEDED TO BE REPLACED AT THE COST OF $3,800. THE DEALER STATED THAT HIS VIN WAS NOT INCLUDED IN NHTSA CAMPAIGN ID NUMBER 99V138000 (POWER TRAIN:AUTOMATIC TRANSMISSION). THE PURCHASE DATE WAS UNKNOWN. THE CURRENT MILEAGE WAS 103,000 AND FAILURE MILEAGE WAS 98,000.

Owner-reported narrative. 98,000 miles reported. Look up ODI 10221160 at NHTSA ↗

TL*THE CONTACT OWNS A 1999 JAGUAR XJ8. WHENEVER THE CONTACT ATTEMPTS TO STOP THE VEHICLE, IT DRAMATICALLY LUNGES FORWARD. ALSO, WHILE DRIVING AT HIGHWAY SPEEDS, THE VEHICLE FEELS AS IF IT IS LOSING POWER. PRIOR TO THE FAILURES, THE CONTACT NOTICED THAT THE TRANSMISSION WARNING INDICATOR ILLUMINATED ON THE INSTRUMENT CONTROL PANEL. THE VEHICLE HAS NOT YET BEEN INSPECTED TO DETERMINE THE CAUSE OF THE FAILURE. THE FAILURE MILEAGE WAS 90,000 AND CURRENT MILEAGE WAS 91,000.

Owner-reported narrative. 90,000 miles reported. Look up ODI 10247368 at NHTSA ↗

TL*THE CONTACT OWNS A 1999 JAGUAR XJ8. THE VEHICLE WOULD NOT START AND THE CONTACT TOOK IT TO THE DEALER. BECAUSE THE TIMING CHAIN TENSIONER WAS MADE OF PLASTIC, THE PLASTIC SHEARS KEPT ENTERING INTO THE ENGINE TIMING CHAIN TENSIONER. THE REPAIR COST OVER $1,000 AND THE MANUFACTURER WAS UNABLE TO ASSIST BECAUSE THE VEHICLE WAS OUT OF WARRANTY. THE CURRENT AND FAILURE MILEAGES WERE LESS THAN 98,817.

Owner-reported narrative. 98,817 miles reported. Look up ODI 10262834 at NHTSA ↗

OUR 1999 JAGUAR XJ8 HAS HAD NUMEROUS THROTTLE BODY FAILURES. IT HAS BEEN REPLACED BY JAGUAR AND I HAVE HAD TO HAVE IT REPLACED TWICE. THE PROBLEM WITH FAILURE IS THAT IT CAUSES A STABILITY CONTROL FAILURE WHICH CAUSES THE CAR TO BE UNCONTROLLABLE. IN FACT, MY WIFE HIT THE EDGE OF OUR GARAGE ENTRANCE WAY DO TO IT;S FAILURE. I HAVE CONTACTED JAGUAR ON SEVERAL OCCASIONS BY LETTER, EMAIL AND PHONE AND THEY APPEAR TO BE UNCONCERNED AND SUGGEST THAT I CONTINUE TO REPLACE THE THROTTLE BODY ONCE IT GOES BAD. THIS IS A REAL SAFETY ISSUE AND REQUI…

Owner-reported narrative. Look up ODI 10328223 at NHTSA ↗