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Land Rover · Known Issues

2018 Land Rover Range Rover Problems: 6 Known Issues

2018 model year · 11,050+ owner reports · Updated September 2026

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Issue summary

According to Au7o's analysis of 11,050+ owner reports, the 2018 Land Rover Range Rover has 6 documented known issues, with 2 rated critical. The most serious are Timing Chain Tensioner Failure on 5.0L AJ-V8 ($4,000-$8,000 repair) and Air Suspension Compressor Failure. The most commonly reported issue is Sunroof Drain Blockage Causing Interior Water Leaks with 3,800 owner reports. Across all issues with published estimates, repair costs range from $150 to $8,000. DIY maintenance guides at au7o.io.

In This Article

  • Range Rover Engine2
  • Range Rover Suspension2
  • Range Rover Body/Panels1
  • Range Rover Electrical1
  • Recalls14
  • FAQ
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In This Article

  • Engine2
  • Suspension2
  • Body/Panels1
  • Electrical1
  • Recalls14
  • FAQ

All 6 Known Issues

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ALL YEARS20252024202320222021202020192018201720162015201420132012201120102009200820072006200520042003
Community reported
2,800 owners

On the 2010-2022 Land Rover Range Rover, the Jaguar/Land Rover AJ-V8 5.0L engine suffers from timing chain tensioner failures. The hydraulic tensioners lose oil pressure on cold starts, allowing the timing chains to slap against the guides. Over time the guides wear and the chain stretches, leading to jumped timing and potential catastrophic engine damage. This is the single most expensive common failure on these engines.

This issue also affects: Jaguar F-TYPE, Jaguar S-TYPE, Jaguar XF

Common Symptoms

  • Rattling or whining noise on cold start lasting 2-10 seconds
  • Check engine light with camshaft timing codes
  • Rough idle after cold start
  • Metallic rattling from front of engine
  • Progressive worsening of startup rattle over weeks

How to Fix

Replace all four timing chain tensioners, timing chains, and chain guides. This is a major job requiring engine removal or substantial front-end disassembly. Use updated JLR tensioners (part number LR051013 superseded). Budget 20-30 hours labor at an independent specialist.

What you need to fix it

Only diagnosis- and fitment-reviewed repair parts are linked here.

  • DA3416 AJ133 timing-chain kit
    OEMDA3416.G

    Renew the matched timing chains, guides, tensioners and sprockets after AJ133 timing-system failure is confirmed Fitment/availability: Range Rover L322 2010-2012 and L405 AJ133 5.0 V8 branches covered by the listed kit; confirm VIN/engin…

    LR Parts

As an Amazon Associate, we earn from qualifying purchases; other part links may also earn au7o a commission. Confirm fitment by VIN before buying.

Owner tips & cautions

  • WarningDo NOT ignore cold start rattle. Once the chain jumps timing, the engine is destroyed. Budget $5,000-$8,000 at a specialist. Dealer quotes of $12,000+ are common.
Typical repair cost:$4,000 - $8,000

Research This Issue

Based on 2,800 owner reports

GoogleRedditYouTubeNHTSA
Community Reported
High Confidence2,800 owner reportsLast reported by owners Jan 2026Reviewed Mar 2026
Community reported
950 owners

On the 2010-2022 Land Rover Range Rover, the Eaton TVS supercharger on the 5.0L V8 develops bearing wear in the nose cone assembly, producing a whining or grinding noise that increases with engine RPM. The supercharger coupler (snout coupler) also wears out, causing a rattling noise and reduced boost. Left unaddressed, the bearings can seize and destroy the supercharger rotors.

This issue also affects: Jaguar F-TYPE, Jaguar XF, Jaguar XJ

Common Symptoms

  • Whining noise from supercharger that increases with RPM
  • Rattling noise at idle from front of engine
  • Reduced power and boost pressure
  • Supercharger snout hot to the touch
  • Metal particles in supercharger oil

How to Fix

Replace the supercharger nose cone bearing assembly and coupler. This can be done with the supercharger on the engine. Use OEM JLR parts or a rebuild kit from a specialist like RPi Engineering. Full supercharger removal and rebuild is recommended if bearing wear is advanced.

What you need to fix it

Only diagnosis- and fitment-reviewed repair parts are linked here.

  • 47 mm TVS1900 supercharger rebuild kit
    OEM47 mm AJ133/TVS1900 kit

    Rebuild the snout/case bearing and coupler system on the early 47 mm AJ133 TVS1900 branch Fitment/availability: 5.0 supercharged Range Rover: 2010-2013 vacuum actuator and listed 2014 electronic actuator; 2015-2016 only after measuring/i…

    QualitySuperchargers
  • 49 mm Eaton TVS1900 supercharger rebuild kit
    OEM49 mm Eaton AJ133/TVS1900 kit

    Rebuild the snout/case bearing and coupler system on the later 49 mm AJ133 TVS1900 branch Fitment/availability: 2017-2024 5.0 supercharged with 49 mm isolator; 2015-2016 only after physical verification. Not naturally aspirated and not t…

    QualitySuperchargers

As an Amazon Associate, we earn from qualifying purchases; other part links may also earn au7o a commission. Confirm fitment by VIN before buying.

Owner tips & cautions

  • TipChange supercharger oil every 50,000 miles to extend bearing life. Use only the specified Eaton supercharger oil — do not substitute.
Typical repair cost:$1,500 - $4,000

Research This Issue

Based on 950 owner reports

GoogleRedditYouTubeNHTSA
Community Reported
High Confidence950 owner reportsLast reported by owners Jan 2026Reviewed Mar 2026

On the 2003-2021 Land Rover Range Rover, jLR communications support multiple Range Rover air-suspension compressor conditions: exhaust or delivery-valve faults, drier repair, relay replacement, installation/configuration faults and unnecessary replacement prompted by symptom-free DTCs. The evidence supports the compressor-failure identity, but it does not support one Hitachi-only failure chain, a universal thermal-fuse cause or the claim that leaking springs usually destroy the compressor.

This issue also affects: Jaguar F-TYPE, Jaguar XF, Jaguar XJ

How to Fix

Confirm the warning, ride-height behavior, pressure build, leaks, wiring, relay, exhaust/delivery valve and VIN-applicable DTC workflow before replacing the compressor. Follow the current JLR procedure for the diagnosed generation and replace a relay or configure software only when that procedure requires it. No retail compressor is linked because chassis generation, supplier and VIN determine fitment.

Research This Issue

GoogleRedditYouTubeNHTSA
Manually Verified
High ConfidenceVerifiedReviewed Aug 2026
Community reported
3,500 owners

On the 2003-2021 Land Rover Range Rover, the rubber air spring bladders on the Range Rover deteriorate over time from UV exposure, road salt, and ozone. Cracks develop in the rubber, causing slow air leaks that worsen in cold weather. The vehicle will sag overnight on one or more corners and the compressor runs excessively trying to compensate, eventually leading to compressor failure.

This issue also affects: Jaguar XJ, Land Rover Discovery, Land Rover Range Rover Sport

Common Symptoms

  • Vehicle sitting low on one corner after overnight parking
  • Suspension fault message
  • Compressor running more frequently than normal
  • Visible cracks in air spring rubber bladder
  • Worse in cold weather

How to Fix

Replace the leaking air spring(s). It is recommended to replace all four at once as they age at similar rates. Arnott and Dunlop offer quality aftermarket replacements. Clean the air spring seats of debris before installation. Apply silicone lubricant to the new bladder.

What you need to fix it

Only diagnosis- and fitment-reviewed repair parts are linked here.

  • Arnott A-2933 front-right air spring
    OEMArnott A-2933

    Replace a leak-confirmed right-front L322 air spring while retaining a reusable damper Fitment/availability: 2003-2012 Range Rover L322 front right; confirm damper condition and installed strut before using an air-spring-only repair.

    AirSuspension.com
  • Arnott A-2934 front-left air spring
    OEMArnott A-2934

    Replace a leak-confirmed left-front L322 air spring while retaining a reusable damper Fitment/availability: 2003-2012 Range Rover L322 front left; confirm damper condition and installed strut before using an air-spring-only repair.

    AirSuspension.com
  • Arnott A-2831 rear air spring
    OEMArnott A-2831

    Replace a leak-confirmed rear L322 air spring Fitment/availability: 2003-2012 Range Rover L322 rear left or right; one spring per product quantity and axle-pair replacement is recommended when condition warrants.

    AirSuspension.com
  • Arnott A-3025 rear air spring
    OEMArnott A-3025

    Replace a leak-confirmed rear L405 air spring Fitment/availability: 2013-2022 Range Rover L405 rear left or right; one spring per product quantity and confirm VIN before ordering.

    AirSuspension.com

As an Amazon Associate, we earn from qualifying purchases; other part links may also earn au7o a commission. Confirm fitment by VIN before buying.

Typical repair cost:$600 - $2,000

Research This Issue

Based on 3,500 owner reports

GoogleRedditYouTubeNHTSA
Community Reported
High Confidence3,500 owner reportsLast reported by owners Mar 2026Reviewed Mar 2026
Community reported
3,800 owners

On the 2003-2021 Land Rover Range Rover, the panoramic sunroof drain tubes on the Range Rover become blocked with debris, leaves, and dirt, causing water to back up into the headliner and drip into the cabin. Water pools in the footwells, saturates the carpets, and can damage the body control modules located under the front seats. This is one of the most common and frustrating Range Rover issues, often misdiagnosed as a windshield seal leak.

This issue also affects: Land Rover Discovery Sport, Land Rover Discovery

Common Symptoms

  • Water dripping from headliner near sunroof
  • Wet carpets in front or rear footwells
  • Musty or moldy smell in cabin
  • Electrical faults from wet BCM modules
  • Water stains on headliner fabric

How to Fix

Clear all four sunroof drain tubes using compressed air or a flexible rod. Do NOT use a wire as it can puncture the drain tube. Install aftermarket drain tube extensions to route water further from the body. Clean the sunroof tray and drain channels. Check for mold and dry out affected carpets and foam. Inspect and protect BCM connectors with dielectric grease.

Owner tips & cautions

  • TipClear the sunroof drains every 6 months as preventive maintenance. Blow compressed air from the top down. The front drains exit behind the front wheels, rear drains exit near the rear bumper corners.
Typical repair cost:$150 - $1,500

Research This Issue

Based on 3,800 owner reports

GoogleRedditYouTubeNHTSA
Community Reported
High Confidence3,800 owner reportsLast reported by owners Feb 2026Reviewed Mar 2026

On the 2013-2022 Land Rover Range Rover, jLR communications document repeated flat-battery complaints on 2013-2019 Range Rover vehicles, including cases with no measurable quiescent drain, a 2016-2020 TCU-related quiescent drain and a 2018 audio-system condition associated with startup-battery discharge. These sources support a module-related battery-drain identity, but not the frozen Bluetooth claim, a three-to-five-day interval or the assertion that any of more than 70 modules is equally likely.

How to Fix

Test battery state and capacity, charging performance and stabilized quiescent current, then use the current VIN-specific JLR workflow to identify any wake-up source or module condition. Apply software or replace a module only when the diagnostic result and current bulletin require it. This is a diagnostic/software remedy, so no universal retail part or charger is linked.

Research This Issue

GoogleRedditYouTubeNHTSA
Manually Verified
High ConfidenceVerifiedReviewed Aug 2026
NHTSA Recalls14 recalls

EXTERIOR LIGHTING:LIGHTING CONTROL MODULE:SOFTWARE

Jaguar Land Rover North America, LLC. (Land Rover) is recalling certain 2018-2020 Range Rover, Range Rover Sport, Discovery, and Range Rover Velar vehicles. The Auto High Beam (AHB) system does not indicate through the instrument cluster when the high beams are illuminated automatically. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 108, "Lamps, Reflective Devices, and Associated Equipment."

Campaign #21V11700025/02/2021

ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION

Jaguar Land Rover North America, LLC (Land Rover) is recalling certain 2019-2023 Range Rover Sport, 2020-2023 Range Rover, Defender, 2022-2023 Discovery, and 2023 Range Rover Velar vehicles. The engine cam carrier oil channel may be blocked, which can lead to an oil leak.

Campaign #23V04400002/02/2023

BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

Jaguar Land Rover North America, LLC (Land Rover) is recalling certain 2018-2022 Range Rover and Range Rover Sport vehicles equipped with a Surround Camera System. Water may enter into the rearview camera, which can cause the rearview camera image not to appear on the display or display a distorted image. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."

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Other Land Rover Models

Land Rover Series IIA62Land Rover Series II57Land Rover Series I51Land Rover Defender44Land Rover Series III25Land Rover Range Rover Sport11

Frequently Asked Questions

What are the most common Land Rover Range Rover problems?

According to Au7o's analysis of 11,050+ owner reports, the 2018 Land Rover Range Rover has 6 documented issues. The most frequently reported are: Timing Chain Tensioner Failure on 5.0L AJ-V8, Air Suspension Compressor Failure, Sunroof Drain Blockage Causing Interior Water Leaks. Of these, 2 are rated critical and should be addressed promptly.

Is the Land Rover Range Rover reliable?

The 2018 Land Rover Range Rover has 6 known issues documented across 11,050+ owner reports. 2 issues are rated critical: Timing Chain Tensioner Failure on 5.0L AJ-V8 and Air Suspension Compressor 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 Range Rover problems?

Repair costs for known Land Rover Range Rover issues range from $150 to $8,000, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Timing Chain Tensioner Failure on 5.0L AJ-V8, typically costs $4,000-$8,000 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.

What is the 2010-2022 Land Rover Range Rover Timing Chain Tensioner Failure on 5.0L AJ-V8?

The Jaguar/Land Rover AJ-V8 5.0L engine suffers from timing chain tensioner failures. The hydraulic tensioners lose oil pressure on cold starts, allowing the timing chains to slap against the guides. Over time the guides wear and the chain stretches, leading to jumped timing and… Repairs typically run $4,000-$8,000. Severity: high.

What is the 2003-2021 Land Rover Range Rover Air Suspension Compressor Failure?

JLR communications support multiple Range Rover air-suspension compressor conditions: exhaust or delivery-valve faults, drier repair, relay replacement, installation/configuration faults and unnecessary replacement prompted by symptom-free DTCs. The evidence supports the compress… Severity: high.

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.

Data sourced from 11,050+ owner reports, NHTSA recalls, TSBs, and automotive forums.

Campaign #24V02300018/01/2024

ELECTRICAL SYSTEM:PROPULSION SYSTEM:DC/DC CONVERTER

Jaguar Land Rover North America, LLC (Land Rover) is recalling certain 2021-2024 Land Rover Range Rover Velar and Land Rover Discovery, 2020-2023 Land Rover Range Rover Evoque, 2019-2024 Land Rover Range Rover Sport, 2020-2024 Land Rover Range Rover, 2020 Land Rover Discovery Sport, 2020-2024 Land Rover Defender, 2021-2024 Jaguar F-Pace, and 2021-2022 Jaguar E-Pace mild-hybrid electric vehicles (MHEVs). Insufficient electrical load balancing during times of high demand can lead to a current overload condition and malfunction of the DCDC converter. A failure of the DC-DC converter will result in a loss of 12-Volt system charging and can lead to complete loss of drive power and exterior lighting.

Campaign #26V24800017/04/2026

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.

Campaign #26V59900017/09/2026

+ 9 more recalls. Check all on NHTSA.gov

Enter your VIN at NHTSA.gov to check recalls specific to your vehicle.

What is the 2003-2021 Land Rover Range Rover Sunroof Drain Blockage Causing Interior Water Leaks?

The panoramic sunroof drain tubes on the Range Rover become blocked with debris, leaves, and dirt, causing water to back up into the headliner and drip into the cabin. Water pools in the footwells, saturates the carpets, and can damage the body control modules located under the f… Repairs typically run $150-$1,500. Severity: medium.

What is the 2003-2021 Land Rover Range Rover Air Spring Bladder Cracks and Leaks?

The rubber air spring bladders on the Range Rover deteriorate over time from UV exposure, road salt, and ozone. Cracks develop in the rubber, causing slow air leaks that worsen in cold weather. The vehicle will sag overnight on one or more corners and the compressor runs excessiv… Repairs typically run $600-$2,000. Severity: medium.

What is the 2010-2022 Land Rover Range Rover Supercharger Nose Cone Bearing Wear and Coupler Failure?

The Eaton TVS supercharger on the 5.0L V8 develops bearing wear in the nose cone assembly, producing a whining or grinding noise that increases with engine RPM. The supercharger coupler (snout coupler) also wears out, causing a rattling noise and reduced boost. Left unaddressed,… Repairs typically run $1,500-$4,000. Severity: medium.

What is the 2013-2022 Land Rover Range Rover Parasitic Battery Drain from Infotainment and Modules?

JLR communications document repeated flat-battery complaints on 2013-2019 Range Rover vehicles, including cases with no measurable quiescent drain, a 2016-2020 TCU-related quiescent drain and a 2018 audio-system condition associated with startup-battery discharge. These sources s… Severity: medium.