Total Complaints
19 filings
JAGUAR XJ12 · model year
1994 JAGUAR XJ12
19 NHTSA complaints, 1 crash report for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 1994JAGUARXJ12 carries 19 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 1 crash, 3 fires, 1 injury, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 1994 XJ12 is vehicle speed control with 4 filings, followed by service brakes, hydraulic:antilock/traction control/electronic limited slip (2) and engine and engine cooling:exhaust system:emission control (1). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.
NHTSA currently has 2 investigation files overlapping the 1994 XJ12. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
19
Complaints
1
Crashes
3
Fires
1
Injuries
0
Deaths
Crashes Reported
1 reports
Source
NHTSA ODI
Federal complaints database
Complaints vs. fleet median (215)
At or below the fleet median complaint volume.
Complaints by Component
| Component | Count |
|---|---|
| VEHICLE SPEED CONTROL | 4 |
| SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP | 2 |
| ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL | 1 |
| SUSPENSION:FRONT | 1 |
| SERVICE BRAKES, HYDRAULIC:POWER ASSIST:HYDRAULIC | 1 |
| ENGINE AND ENGINE COOLING:COOLING SYSTEM | 1 |
| FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP | 1 |
| POWER TRAIN:AUTOMATIC TRANSMISSION | 1 |
| ELECTRICAL SYSTEM:IGNITION:SWITCH | 1 |
| ENGINE AND ENGINE COOLING:ENGINE:GASOLINE | 1 |
| ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR | 1 |
| ENGINE AND ENGINE COOLING:ENGINE | 1 |
| ELECTRICAL SYSTEM:IGNITION | 1 |
| SUSPENSION | 1 |
| ENGINE AND ENGINE COOLING | 1 |
Recent Complaints
20070713ENGINE AND ENGINE COOLING
TL*THE CONTACT OWNS A 1994 JAGUAR XJ12. THE CONTACT STATED THAT THE VEHICLE DEVELOPED A LEAK IN THE COOLANT EXPANSION TANK ALONG THE SEAM WELD. WHILE DRIVING 55 MPH, THE RADIATOR FLUID LEAKED AND THE VEHICLE OVERHEATED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. RECALL SERVICE # 5451 WAS FOUND ON AUTOZONE.COM (ALLDATA). THE DEALER WILL DIAGNOSE THE FAILURE ON JULY 13, 2007, PER THE RECALL NOTICE. THE PURCHASE DATE WAS UNAVAILABLE. THE CURRENT MILEAGE IS 71,000 AND FAILURE MILEAGE WAS 63,000.
Mileage: 63,000
20010510SUSPENSION
THE SELF-LEVELING SUSPENSION SYSTEM FAILED. ACCORDING TO THE DEALERSHIPS, THERE IS NOT A REMEDY FOR THIS FAILED SYSTEM OTHER THAN TO REPLACED IT WITH THE SAME SYSTEM. JAGUAR MADE REPLACEMENTS KITS FOR THE XJ6 BUT NOT FOR THE XJ12
20001219FireELECTRICAL SYSTEM:IGNITION
IGNITION FAILURE RESULTED IN VEHICLE FIRE, POSSIBLY RELATED TO THE FAULTY DESIGN OF THE MARELLI IGNITION SYSTEM. *MJS
19991110FireENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR
THIS IS A 12 CYLINDER ENGINE WITH ONLY 6 CYLINDERS WORKING. THIS CAUSED UNBURNED FUEL AND AIR TO BE PUMPED INTO THE FUEL EXHAUST SYSTEM, WHICH THEN OVERHEATED THE CATALYTIC CONVERTER AND STARTED A FIRE. DEALER HAS BEEN CONTACTED. *AK
19991110FireENGINE AND ENGINE COOLING:ENGINE
THIS IS A 12 CYLINDER ENGINE WITH ONLY 6 CYLINDERS WORKING. THIS CAUSED UNBURNED FUEL AND AIR TO BE PUMPED INTO THE FUEL EXHAUST SYSTEM, WHICH THEN OVERHEATED THE CATALYTIC CONVERTER AND STARTED A FIRE. DEALER HAS BEEN CONTACTED. *AK
19990410VEHICLE SPEED CONTROL
CRUISE CONTROL LOCKED UP -- CAR CONTINUED TO ACCELERATE -- BRAKES INOPERATIVE AGAINST A 300 HP ENGINE -- CONDITION CORRECTED WHEN CRUISE TURNED OFF. *AK
19990410SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
CRUISE CONTROL LOCKED UP -- CAR CONTINUED TO ACCELERATE -- BRAKES INOPERATIVE AGAINST A 300 HP ENGINE -- CONDITION CORRECTED WHEN CRUISE TURNED OFF. *AK
19990308VEHICLE SPEED CONTROL
VEHICLE EXPERIENCED SUDDEN ACCELERATION.
19990302ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
VEHICLE CONTINUES TO EXPERIENCE ENGINE FAILURES, HYDRAULIC RESERVIOR LEAKING ON ONE REPAIR.
19990301ELECTRICAL SYSTEM:IGNITION:SWITCH
VEHICLE FAILS TO START WITH TURN OF KEY. AFTER SEVERAL ATTEMPTS IT WILL START.
19980615VEHICLE SPEED CONTROL
THROTTLE STICKING SO THAT THE CAR WILL CONTINUE TO GO FORWARD WHEN BRAKE APPLIED.
19980227VEHICLE SPEED CONTROL
MADE A LEFT TURN, ATTEMPTED TO STOP WITH FOOT ON BRAKE, BACK WHEELS SPUN AND SMOKED. THROTTLE STUCK AND WOULD NOT RELEASE. ALMOST STANDING, HOLDING FOOT ON BRAKE. FINALLY RELEASED BRAKE AND CAR SLOWED DOWN. *AK
19980227SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
MADE A LEFT TURN, ATTEMPTED TO STOP WITH FOOT ON BRAKE, BACK WHEELS SPUN AND SMOKED. THROTTLE STUCK AND WOULD NOT RELEASE. ALMOST STANDING, HOLDING FOOT ON BRAKE. FINALLY RELEASED BRAKE AND CAR SLOWED DOWN. *AK
19950601ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
OXYGEN SENSOR RELAY FAILED, RESULTING IN VEHICLE NOT STARTING.
19950601SUSPENSION:FRONT
MISALIGNED FRONT END, CAUSING VEHICLE TO PULL TO THE RIGHT.
19950601CrashSERVICE BRAKES, HYDRAULIC:POWER ASSIST:HYDRAULIC
BRAKE PUMP FAILED, CAUSING LOSS OF CONTROL/ACCIDENT/INJURY. *SKD
19950601ENGINE AND ENGINE COOLING:COOLING SYSTEM
VEHICLE HESITATES WHEN ACCELERATING DUE TO COOLANT TEMPERATURE SENSOR FAILURE.
19950601FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
FUEL PUMP RELAY FAILED, PREVENTING VEHICLE FROM STARTING.
19950601POWER TRAIN:AUTOMATIC TRANSMISSION
VEHICLE STUCK IN PARK POSITION THREE TIMES, ALSO INTERMITTENTLY FAILS TO START IN PARK GEAR.
Compare 1994JAGUARXJ12 to Similar Vehicles
NHTSA Investigations
Frequently Asked Questions
How many complaints does the 1994 JAGUAR XJ12 have?▼
The 1994 JAGUAR XJ12 has 19 NHTSA complaints, 1 crashes, 3 fires, 1 injuries, and 0 deaths reported.
What are the most common problems with the 1994 JAGUAR XJ12?▼
The most-complained component for the 1994 JAGUAR XJ12 is VEHICLE SPEED CONTROL with 4 complaints. Other frequently reported areas include SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP and ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL.
Is the 1994 JAGUAR XJ12 safe to buy?▼
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?▼
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.
Vehicle Safety Guides
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.