2005 Jaguar XJ Jaguar XJ 2005

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2005 Jaguar XJ repairs by problem area

Engine (39%)

Transmission and Drivetrain (13%)

Brakes and Traction Control (1%)

Suspension and Steering (26%)

Electrical and Air Conditioning (13%)

Paint, Rust, Leaks, Rattles, and Trim (3%)

Other (6%)

Chart based on 80 repairs.
See TSBs and recalls for the 2005 Jaguar XJ.

2005 Jaguar XJ engine repair cost distribution

$2500+ (10%)

$1000 - $2499 (34%)

$500 - $999 (17%)

$100 - $499 (21%)

< $100 (17%)

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Chart based on 29 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2005 Jaguar XJ 4dr Sedan, ext.

supercharged 390hp 4.2L V8 6-speed automatic RWD

139000 mi

US $175
Replaced downstream oxygen sensor 
139000 mi

US $125
Belt squeak on startup. Change 2 belts. This included blower motor belt. 
140300 mi

US $850
eKnock sensor went bad. located under supercharger, which had to be removed. Two on engine, one bad, both changed. 
143000 mi Lean code. Unable to find it. Smoke tested, will check O2 sensors. The engine light is on. I get RESTRICTED PERFORMANCE within the first mile. But it goes away when I stop and usually does not come back on until I stop and start again. No one seems to be able to find the problem. 
79200 mi

US $1500
Heater core clogged 
67200 mi

US $1200
Radiator connections cracked leaking fuel 
64000 mi

US $200
Aux coolant pump failure. No heat to 3 of 4 climate control zones. 

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2005 Jaguar XJ 4dr Sedan, ext.

294-horsepower 4.2L V8 6-speed automatic RWD

88000 mi

US $1700
Throttle Body sensor was replaced Thermostat and water pump replaced. 
109000 mi

US $457
Replace coil on #6 
110000 mi

US $550
Radiator spider inlet outlet replaced. 
110000 mi

US $210
Engine misfire. Replaced all ignition coils and installed NGK spark plugs. 
50000 mi Engine was suffering rough starts. Problem was traced to damaged fuel injectors (6 out of 8 cylinders). Injectors were ultrasonically cleaned, but remained pitted. Traded for a 2012 XJ. 
178892 mi

US $14000
Replaced engine (long block),  
201000 mi

US $4700
Heater core blocked, no heat. 
99200 mi

C $2200
water leak, engine malfunction - replaced waterpump, thermostat and housing. 

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2005 Jaguar XJ 4dr Sedan

supercharged 390hp 4.2L V8 6-speed automatic RWD

107200 mi

C $1300
Cooling hose under the supercharger was perforated. 
150000 mi

US $400
Cooling pipe leaked 
$1800 Radiator change due to radiator leak. Air Filter housing change due to broken latches not securing filter housing properly 
35916 mi

$1300
Engine Fan failure. Replaced 
45416 mi

$1800
Throttle body failure. Replaced 
49600 mi Slow oil leak from sump area of engine. Gaskets replaced and car serviced. Transmission cooler leak into radiator. Radiator was replaced. Radiator was only about 15 months old and was replaced previously in 2009 due to a leak. 
49600 mi While waiting for new radiator and oil seals, supercharger seals and ?waste gate were replaced as they were worn / leaking. 
60140 mi Supercharger replacement due to loud bearing whine. 
66960 mi

$1500
Oil leak from engine 
80380 mi

$1800
Both knock sensors replaced due to error code. Changed the under-supercharger water hose at the same time since the supercharger needs to come out to replace the knock sensors. All other water hoses that were difficult to reach also changed. 
82460 mi

$650
Replaced oxygen sensors and installed uprated front anti-roll bar. 
83700 mi

$500
Supercharger coolant pump was malfunctioning intermittently. Pump was replaced with an uprated unit. 
89900 mi

$15
Replaced radiator cap 
92380 mi

$3500
Fuel injector failure, then while fuel injectors were being replaced, mechanic noticed that there was an oil leak from the supercharger so supercharger seals had to be replaced. 

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See TrueDelta's information for all Jaguar models.

2005 Jaguar XJ Engine Problems

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