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EnginePart report

2004 Land Rover Discovery Engine Problems

Complaints
5about this part
Share
17%of 29 total for the year
Median mileage
78,344miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 5 complaints about the engine of the 2004 Land Rover Discovery, 17% of the 29 complaints for this model year. Where a mileage was given, the median is 78,344 miles. 1 a fire, according to the filers.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“I purchased our Land Rover 6 months ago I bought it with 105000 miles on it and financed it that way ,on january 17 th my wife got in the vehicle and it shows 186000 miles on the vehicle. The previous owner fraudulently sold a vehicle that has bin tampered with and I need to find out how to pursue him?”

NHTSA complaint #10676283, filed 2015-01, 110,000 miles

“Complete engine investigation done by dealership and third party to investigate ticking noise. Engine removed, replaced all bearings, cam bearings, new camshaft, lifters, timing chain and gears. Cycled through over 5 types of oils and additives. Further research indicates possible manufacturer issue occurring in 2004 models where cylinder liner is actually slipping. Dealership claims that liner slipping is not possible and other issues would be apparent. However, multiple issues are documented by other owners. …”

NHTSA complaint #10632633, filed 2014-09, 70,689 miles

“The contact owns a 2004 Land Rover Discovery. While driving at an unknown speed, the vehicle overheated and smoke emitted from the engine. The dealer stated that the engine and the ignition needed to be replaced. No repairs were made to the vehicle. The manufacturer was made aware of the failure. The failure mileage was 80,000.”

NHTSA complaint #10663988, filed 2014-12, 80,000 miles

Engine: other model years

YearComplaintsShare of year
2024338%
202219%
202119%
2020421%
2019821%
2018616%
20171324%
2016240%
2004517%
20031123%
200118%
199813%
199612%

Other parts of the 2004 Land Rover Discovery

Brakes
6 complaints
Body and structure
4 complaints
Electrical system
3 complaints
Vehicle speed control
3 complaints
Latches, locks and linkages
2 complaints
Suspension
2 complaints
Air bags
1 complaints
Engine cooling
1 complaints
Exterior lighting
1 complaints
Fuel system
1 complaints
Seats
1 complaints
Steering
1 complaints

← All problems reported for the 2004 Land Rover Discovery

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology