"How reliable is the 2004 Jaguar Xj8?"

"Based on 83 NHTSA complaints, the 2004 Jaguar Xj8 has a median complaint mileage of 45950 miles. The most common issue is SUSPENSION."

"What are common problems with the 2004 Jaguar Xj8?"

"The most frequently reported component in NHTSA complaints for the 2004 Jaguar Xj8 is SUSPENSION, accounting for a significant portion of the 83 total complaints filed."

2004 Jaguar Xj8: Reliability Data

Source: NHTSA — 83 complaints

Total Complaints

45,950mi

Median Mileage

SUSPENSION

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

14,000 25th Percentile

45,950 Median Mileage

77,890 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

SUSPENSION

VEHICLE SPEED CONTROL

ENGINE

SERVICE BRAKES, HYDRAULIC

POWER TRAIN:AUTOMATIC TRANSMISSION

VEHICLE SPEED CONTROL:ACCELERATOR PEDAL

SUSPENSION:FRONT

STRUCTURE:BODY

ELECTRICAL SYSTEM

AIR BAGS

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"WINDSHIELD WIPER BLADE POPPED OFF THE MOTOR ARM WHILE DRIVING IN INCLEMENT WEATHER. DRIVER TOOK THE VEHICLE TO THE DEALER, AND MECHANIC REPLACED THE WINDSHIELD WIPER BLADE. *AK"

"ENGINE TAP SEEMS TO BE COMING FROM THE FUEL INJECTORS. SOUNDS LIKE A LIFTER NOISE BUT DOES NOT CHANGE FREQUENCY WITH INCREASED RPM. ALSO, ANALOG CLOCK CHATTERS EVERY TIME THE MINUTE HAND MOVES.*AK"

"VEHICLE EQUIPPED WITH A LEVER ON THE CENTER CONSOLE TO ELECTRONICALLY SET THE EMERGENCY BRAKES RATHER THAN THE MORE TYPICAL SPRING LOADED FOOT PEDAL USED TO SET THE BRAKE. *PH THE CONSUMER WAS UNAWARE OF THIS UNTIL ONE DAY WHILE DRIVING AT 60 MPH ALL FOUR WHEELS LOCKED UP AND THE VEHICLE SKIDDED ..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28