Land Rover Discovery 2 Engine Specialists
Trusted Td5 and 4.0 V8 experts, including proper fixes for the head gasket failure this generation is well known for.
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Range Rover
Our diesel expertise extends to the P38 Range Rover, which shares the same Td5 engine fitted to the Discovery 2, along with the related fault patterns around head gaskets and injectors.
Land Rover
We diagnose and repair every Discovery 2 engine, from the Td5 diesel's well-known head gasket weakness to 4.0 V8 petrol issues, using proper root-cause repairs rather than temporary fixes.
Jaguar
Our wider engine knowledge covers Jaguar diesel and V8 units of a similar era, giving Discovery 2 owners a single specialist workshop for related engine platforms.
Land Rover Engine Codes to Help You Find Your Vehicle
| Make | Model | Engine Code | Actual CC | Power kw / hp | Year Range | |
|---|---|---|---|---|---|---|
| Land Rover | Discovery 2 | TD5 | 2495 | 102 kw / 139 hp | 1998-2004 | Get Quote |
| Land Rover | Discovery 2 | 10P | 3950 | 136 kw / 185 hp | 1998-2004 | Get Quote |
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Reviews
"Third garage I'd tried for a persistent head gasket issue on my Td5. These guys actually got to the root cause and it's been solid ever since."
Steve M. - Td5 Head Gasket
1 month ago
"Explained exactly why Discovery 2 head gaskets fail before quoting, which no one else had bothered to do. Repair has held up perfectly over a year later."
Angela W. - Explaining Failures
1 month ago
"Full Td5 rebuild after years of ignored warning signs finally caught up with it. Thorough job, fair price, and my Disco feels like new again."
Nigel P. - Full Td5 Rebuild
1 month ago
"EDC ECU fault had been misdiagnosed twice elsewhere. Correctly identified here and sorted within days, saving me from an unnecessary engine rebuild."
Karen T. - EDC ECU Fault
1 month ago
"4.0 V8 engine replacement after a coolant issue caused overheating. Professional throughout, and the collection service meant I didn't have to worry about getting it there."
Martin H. - 4.0 V8 Replacement
1 month ago
"Head gasket done properly this time, with the cooling system checked over as part of the job rather than just bolted back together. Real difference in reliability since."
Dawn R. - Cooling System Check
1 month ago
"Third garage I'd tried for a persistent head gasket issue on my Td5. These guys actually got to the root cause and it's been solid ever since."
Steve M. - Td5 Head Gasket
1 month ago
"Explained exactly why Discovery 2 head gaskets fail before quoting, which no one else had bothered to do. Repair has held up perfectly over a year later."
Angela W. - Explaining Failures
1 month ago
"Full Td5 rebuild after years of ignored warning signs finally caught up with it. Thorough job, fair price, and my Disco feels like new again."
Nigel P. - Full Td5 Rebuild
1 month ago
"EDC ECU fault had been misdiagnosed twice elsewhere. Correctly identified here and sorted within days, saving me from an unnecessary engine rebuild."
Karen T. - EDC ECU Fault
1 month ago
"4.0 V8 engine replacement after a coolant issue caused overheating. Professional throughout, and the collection service meant I didn't have to worry about getting it there."
Martin H. - 4.0 V8 Replacement
1 month ago
"Head gasket done properly this time, with the cooling system checked over as part of the job rather than just bolted back together. Real difference in reliability since."
Dawn R. - Cooling System Check
1 month ago
Td5 Weakness
Cooling Efficiency
Why Discovery 2 Head Gaskets Fail So Often
The Td5 diesel is well regarded for its performance, but it carries a well-documented weakness around head gasket failure, often linked to cooling system inefficiencies that allow localised hot spots to develop around the cylinder head.
Left unaddressed, a failing head gasket can allow coolant into the cylinders or oil, leading to far more serious engine damage if the vehicle continues to be driven. Warning signs include white exhaust smoke, coolant loss with no visible external leak, and a mayonnaise-like residue under the oil filler cap.
We treat every Td5 head gasket repair as an opportunity to address the underlying cooling issue too, not just replace the gasket and hope the same problem doesn't return.
Getting to the Root Cause, Not Just the Symptom
A head gasket replaced without addressing why it failed in the first place is a repair waiting to happen again. That's why we inspect the wider cooling system, thermostat and radiator condition on every Td5 head gasket job.
We also check for common EDC ECU faults and injector wear that can present with similar symptoms to a head gasket issue, ensuring the correct repair is carried out first time rather than guessed at.
This thorough approach takes slightly longer than a quick gasket swap, but it's the difference between a repair that lasts and one that leaves you back at square one within months.
Root-Cause Repair
Comprehensive Checks
Reliable Power Restored, Properly
Whether it's a Td5 diesel or a 4.0-litre V8 petrol, a Discovery 2 engine repair should restore genuine reliability, not just resolve the immediate fault. That's the outcome we work toward on every job.
Rebuilds and repairs use quality components matched to the engine's age and condition, with cooling systems, injectors and ECU health all checked as part of the process where relevant. Every job is tested thoroughly before the vehicle is returned.
The result is a Discovery 2 that runs the way it should, with the dependability this generation is capable of when properly maintained.
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Explore Article→Why Proper Diagnosis Matters on the Td5
Head gasket symptoms on the Td5 can overlap with several other faults, including injector issues and EDC ECU problems, which is why an accurate diagnosis matters more than a quick assumption.
Because we work specifically on Land Rover diesel and petrol engines, we know the specific fault patterns of the Td5 and 4.0 V8 inside out, and we test thoroughly before recommending any repair path. That approach avoids unnecessary work and ensures the actual cause is addressed.
Every quote is provided in writing before work begins, so Discovery 2 owners always know exactly what they're paying for and why.
Frequently Asked Questions
Everything you need to know about our Range Rover and Land Rover engine rebuild, replacement and repair services - answered by our JLR-trained specialists.
Request A Quote01Why do Discovery 2 head gaskets fail?
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Why do Discovery 2 head gaskets fail?
Head gasket failure on the Td5 is commonly linked to cooling system inefficiencies that create localised hot spots around the cylinder head. Over time, this can cause the gasket to break down, allowing coolant or oil to mix or leak into the cylinders.
02Is the Land Rover Td5 engine reliable?
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Is the Land Rover Td5 engine reliable?
The Td5 is a capable and well-liked engine, but it has known weaknesses around head gasket failure and, on some examples, injector wear. With proper maintenance and prompt attention to warning signs, many Td5 engines cover very high mileages reliably.
03What are common Td5 engine problems?
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What are common Td5 engine problems?
Alongside head gasket failure, the Td5 can experience EDC ECU faults, injector wear, and swirl flap issues on some models. Accurate diagnosis is important, as several of these faults can present with similar symptoms.
04How much does a Td5 engine rebuild cost?
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How much does a Td5 engine rebuild cost?
Cost depends on the extent of the damage and whether cooling system components need replacing alongside the gasket itself. We provide a fixed quote after inspection, so you know the full cost before any work is authorised.
05What are signs of a failing Discovery 2 head gasket?
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What are signs of a failing Discovery 2 head gasket?
Common signs include white smoke from the exhaust, unexplained coolant loss, overheating, and a mayonnaise-like residue under the oil filler cap. Any of these symptoms should be checked promptly to avoid more serious engine damage.
06Do you collect the vehicle or do I need to bring it in?
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Do you collect the vehicle or do I need to bring it in?
We offer nationwide collection and delivery, so distance from our workshop isn't a barrier to getting your Discovery 2 properly repaired. You're also welcome to drop the vehicle off yourself.
07Is there a warranty on reconditioned or replacement engines?
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Is there a warranty on reconditioned or replacement engines?
Yes, every reconditioned and replacement engine we supply and fit is covered by a warranty, giving you confidence in the work carried out.
08How long does a Td5 head gasket repair take?
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How long does a Td5 head gasket repair take?
Most head gasket repairs are completed within a few days, though timescales can extend if cooling system components or other faults are identified during inspection. We'll confirm an accurate timeframe once we've assessed your vehicle.
Professional Solutions
Visit Our Workshop
Our fully equipped workshop in Grays, Essex serves customers across London, the South East,
and the whole of the UK — with nationwide collection and delivery available.
Contact Information
Visit our specialist workshop in Grays, Essex. We welcome walk-ins and pre-booked appointments for all Range Rover and Land Rover engine enquiries.
Opening Hours
Monday - Friday: 9:00 AM - 6:00 PM
Saturday: 8:00 AM - 2:00 PM
Sunday: Closed