JEEP WRANGLER (2003)
Running costs, reliability data, and common problems from 153 real MOT tests.
Annual Cost
£2,757
£230/month
MOT Pass Rate
80%
Good
Road Tax
£760
Based on CC/year
Insurance
Grp 35-50
4000cc Petrol
Solid Option
80% pass rate, £2757/year to run. Close to the national average.
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Annual Running Costs
~30 mpg
Based on 4000cc
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.
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Reliability Verdict
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.
At 23 years old, 80% of JEEP WRANGLERs from 2003 passed their MOT first time in 2026. That's based on 153 tests across the UK. The average mileage at this age is 82,362 miles.
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How Does It Compare?
Mileage Analysis
82,362
Average miles
170,200
Expected for age
The average 2003 JEEP WRANGLER has 82,362 miles on the clock, which is significantly below the expected 170,200 miles for a 23-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.
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Best Year to Buy?
The most reliable year is the 2020 model with a 97% MOT pass rate, while the 1999 model has the lowest at 70%. The 2003 sits between the two at 80%.
JEEP WRANGLER by Year
| Year | Pass Rate | Tests | Avg Mileage | |
|---|---|---|---|---|
| 2022 | 76% | 55 | 22,432 mi | |
| 2021 | 92% | 1,014 | 25,159 mi | |
| 2020 | 97% | 1,100 | 27,112 mi | |
| 2019 | 93% | 1,635 | 34,799 mi | |
| 2018 | 90% | 832 | 40,647 mi | |
| 2017 | 87% | 765 | 44,380 mi | |
| 2016 | 87% | 798 | 52,444 mi | |
| 2015 | 84% | 1,362 | 58,367 mi | |
| 2014 | 83% | 1,050 | 66,190 mi | |
| 2013 | 81% | 542 | 71,203 mi | |
| 2012 | 88% | 90 | 88,026 mi | |
| 2011 | 93% | 75 | 66,724 mi | |
| 2010 | 79% | 132 | 78,289 mi | |
| 2009 | 76% | 71 | 82,717 mi | |
| 2008 | 72% | 116 | 96,992 mi | |
| 2007 | 79% | 134 | 86,919 mi | |
| 2006 | 86% | 167 | 73,411 mi | |
| 2005 | 89% | 110 | 69,925 mi | |
| 2004 | 84% | 131 | 78,614 mi | |
| 2003 | 80% | 153 | 82,362 mi | |
| 2002 | 88% | 86 | 80,793 mi | |
| 2001 | 77% | 77 | 97,349 mi | |
| 2000 | 90% | 67 | 78,650 mi | |
| 1999 | 70% | 70 | 83,218 mi | |
| 1998 | 78% | 130 | 102,624 mi | |
| 1997 | 84% | 83 | 81,379 mi |
Similar Cars to Consider
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About the 2003 JEEP WRANGLER
The 2003 JEEP WRANGLER is a performance with a 4000cc petrol engine. 153 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It ranks in the top 23% of all 2003 cars for reliability.
With an average of 82,362 miles at 23 years old, JEEP WRANGLER owners tend to use this car less than the typical driver. Very low mileage could mean the car has been garaged or used only for short trips, which can cause its own issues like battery drain and moisture buildup.
2003 JEEP WRANGLER Fuel Costs
The 4000cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2003 JEEP WRANGLER?
Total estimated annual running cost is £2,757 (£230/month), broken down as £1592 fuel, £760 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 80% pass rate. Keeping on top of servicing will help avoid surprises.
JEEP WRANGLER Reliability Trend
Newer JEEP WRANGLERs show better MOT pass rates than older ones, with an average improvement of 6 percentage points.
Buying a Used 2003 JEEP WRANGLER
At 23 years old, the JEEP WRANGLER is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 2020 model has the highest pass rate at 97%.
Common Issues to Watch For
Based on the 2003 JEEP WRANGLER's fuel type, age, and engine size, these are the most likely problem areas to check.
Timing Chain / Belt
Watch outAt 23 years old, check whether the timing belt has been replaced (typically due every 5-7 years or 60,000-100,000 miles). A snapped belt can destroy the engine.
Oil Consumption
Medium riskLarger petrol engines can develop higher oil consumption as they age. Check the oil level and look for blue smoke from the exhaust.
Rust and Corrosion
Watch outAt 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.
Suspension Bushings
Watch outRubber suspension bushes harden and crack with age, causing knocking noises and vague handling. A full refresh costs £300-£800 depending on the car.
Clutch Wear
Medium riskWith an average of 82k miles, clutch replacement may be due (typical lifespan 60,000-100,000 miles). Budget £400-£800 for a new clutch kit.
Brake Discs and Pads
Medium riskHigh-mileage cars often need brake disc replacement, not just pads. A full set of discs and pads costs £200-£500 per axle.
Service History
Low riskAlways request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.
Running Costs Compared
How the 2003 JEEP WRANGLER stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| JEEP WRANGLER(2003) | 80% | £1592 | £760 | Grp 35-50 | £2757 |
| LAND ROVER RANGE ROVER SPORT(2005) | 82% | £1592 | £250 | Grp 35-50 | £2247-£510 |
| PORSCHE 911(2005) | 90% | £1592 | £250 | Grp 35-50 | £2097-£660 |
| LAND ROVER RANGE ROVER(2003) | 77% | £1592 | £250 | Grp 35-50 | £2397-£360 |
| JAGUAR XJ(2004) | 78% | £1592 | £250 | Grp 35-50 | £2397-£360 |
Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.
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