2015 Land Rover Discovery Sport Problems & Issues
2015 model year · 4,250+ owner reports · Updated September 2026
According to Au7o's analysis of 4,250+ owner reports, the 2015 Land Rover Discovery Sport has 5 documented known issues, with 1 rated critical. The most serious is Plastic Thermostat Housing Failure ($400-$1,000 repair). The most commonly reported issue is Plastic Thermostat Housing Failure with 1,400 owner reports. Across all issues with published estimates, repair costs range from $100 to $2,500. DIY maintenance guides at au7o.io.
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All 5 Known Issues
NHTSA Recalls7 recalls
SEAT BELTS:PRETENSIONER
Jaguar Land Rover North America, LLC (Land Rover) is recalling certain 2022-23 Land Rover Defender, Discovery, Discovery Sport and 2022 Range Rover Sport and Range Rover Velar vehicles. The driver and front passenger seat belt pretensioners may be damaged, which can cause the seat belts to not properly restrain occupants.
ELECTRICAL SYSTEM:PROPULSION SYSTEM:DC/DC CONVERTER
Jaguar Land Rover North America, LLC (Land Rover) is recalling certain 2019-2024 Land Rover Range Rover Sport, 2020-2024 Land Rover Range Rover Evoque, Land Rover Range Rover, Land Rover Discovery Sport, Land Rover Defender, 2021-2024 Land Rover Range Rover Velar, Jaguar E-Pace, F-Pace, and Land Rover Discovery vehicles. The DC-DC converter may malfunction due to an electrical overload that can occur during high power demand. Additionally, a software error can cause the DC-DC converter to stop functioning at vehicle start-up under certain circumstances. Failure of the DC-DC converter will result in the loss of 12-Volt system charging and can lead to complete loss of drive power and exterior lighting.
SEAT BELTS:FRONT:RETRACTOR
Jaguar Land Rover North America, LLC (Land Rover) is recalling certain 2021 Range Rover, 2022 Range Rover Sport, 2020-2021 Range Rover Velar, Discovery Sport, 2020-2022 Discovery, and Defender vehicles. The seat belt automatic locking retractors may deactivate early, which can prevent the child restraint system from securing properly.
ELECTRICAL SYSTEM:SOFTWARE
Jaguar Land Rover North America, LLC (Land Rover) is recalling certain 2020 Land Rover Discovery Sport and Range Rover Evoque MHEV vehicles. The 48 volt electrical system may experience an overload event, causing a failure of the Metal Oxide Semiconductor Field Effect Transistor (MOSFET) and result in a DCDC converter electrical short-circuit.
ELECTRICAL SYSTEM:SOFTWARE
Jaguar Land Rover North America, LLC (Land Rover) is recalling certain 2020 Discovery Sport and Range Rover Evoque vehicles. A software error may cause the instrument cluster to randomly alternate the speedometer and odometer units between Miles Per Hour (MPH) and Kilometers Per Hour (KM/H) without driver input to the display unit. As such, these vehicles fail to comply with the requirements of the Federal Motor Vehicle Safety Standard (FMVSS) number 101, "Control and Displays."
+ 2 more recalls. Check all on NHTSA.gov
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Frequently Asked Questions
What are the most common Land Rover Discovery Sport problems?
According to Au7o's analysis of 4,250+ owner reports, the 2015 Land Rover Discovery Sport has 5 documented issues. The most frequently reported are: Plastic Thermostat Housing Failure, Panoramic Sunroof Drain Blockage and Seal Leaks, Haldex AWD Coupling Oil Starvation. Of these, 1 is rated critical and should be addressed promptly.
Is the Land Rover Discovery Sport reliable?
The 2015 Land Rover Discovery Sport has 5 known issues documented across 4,250+ owner reports. 1 issue is rated critical: Plastic Thermostat Housing Failure. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Land Rover Discovery Sport problems?
Repair costs for known Land Rover Discovery Sport issues range from $100 to $2,500, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Plastic Thermostat Housing Failure, typically costs $400-$1,000 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2015-2019 Land Rover Discovery Sport Plastic Thermostat Housing Failure?
The Discovery Sport shares the same 2.0L Ingenium/Si4 engine as the Evoque and suffers from the identical plastic thermostat housing cracking issue. The housing fails from thermal cycling, causing a sudden coolant leak that can lead to rapid overheating if not immediately address… Repairs typically run $400-$1,000. Severity: high.
What is the 2015-2022 Land Rover Discovery Sport Panoramic Sunroof Drain Blockage and Seal Leaks?
Like most Land Rover models, the Discovery Sport suffers from panoramic sunroof drain blockages that cause water to enter the cabin. The long drain tubes running from the front sunroof tray down to the A-pillars and from the rear tray to the C-pillars become blocked with debris. Repairs typically run $100-$800. Severity: medium.
What is the 2015-2019 Land Rover Discovery Sport Haldex AWD Coupling Oil Starvation?
The Discovery Sport uses the same Haldex 5th generation AWD coupling as the Evoque, and it is equally neglected. The coupling requires fluid and filter changes at 30,000-40,000 mile intervals, but this is not emphasized in the service schedule. Neglected fluid leads to overheatin… Repairs typically run $500-$2,500. Severity: medium.
What is the 2015-2020 Land Rover Discovery Sport ZF 9HP48 9-Speed Transmission Harsh Shifting?
JLR documented transmission-related complaints on 2015 Discovery Sport vehicles including rough, delayed or sudden shifting, grinding during shifts, harsh engagement and reduced power when a gear engages. JLR also published a 2016-2022 diagnostic topic for harsh shifts or a trans… Severity: medium.
What is the 2015-2022 Land Rover Discovery Sport Tailgate Wiring Harness Chafing and Breakage?
The wiring harness that runs through the tailgate hinge area on the Discovery Sport chafes against the body structure as the tailgate opens and closes. Over time, individual wires break or short out, causing intermittent failures of the rear wiper, rear wash, license plate lights… Repairs typically run $200-$800. Severity: low.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.