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Land Rover fuel system parts for Td5, TDV6, SDV6, Puma and Series-era engines. Common rail platforms run rail pressure up to 2,700 bar, so injectors, high-pressure pumps and regulators are precision components where the right specification matters more than the price tag. Stocked across our Dutch warehouse network for next-day EU dispatch.
Fuel Injector Seal - Upper - sealing ring for the upper position on the fuel injector, part of the fuel injectors and pipes group on the V8 petrol ...
View full detailsFuel Pump O-Ring Seal, 31mm x 2mm - the sealing ring at the fuel pump / fuel injection pump joint. This O-ring is the only seal at that joint, so ...
View full detailsFuel Balance Pipe for the 3.0L V6 diesel engine, part of the fuel injectors and pipes group within the engine fuel system. The pipe runs across th...
View full detailsFuel Injector Pipe is a rigid high-pressure line in the common-rail fuel injection system, forming part of the fuel injectors and pipes assembly on...
View full detailsVacuum Pipe carries the vacuum advance signal from the left-hand carburettor to the distributor. It connects the carburettor vacuum take-off to th...
View full detailsChoke Cable - control cable in the cold-start circuit of the V8 carburettor installation. It runs from the driver's choke control on the facia to ...
View full detailsFuel Injector Seal - Lower is the lower sealing ring fitted to the fuel injector, within the fuel injector and pipe assembly of the 4.4L V8 (AJ) pe...
View full detailsFuel Pump O-Ring Seal, 31mm x 2mm - the sealing ring at the fuel pump / fuel injection pump joint. This O-ring is the only seal at that joint, so ...
View full detailsFuel Filter is the in-line filter for the pressurised supply side of the V8 EFI fuel injection system. It is mounted in the fuel line between the ...
View full detailsFuel Pump O-Ring Seal, 31mm x 2mm - the sealing ring at the fuel pump / fuel injection pump joint. This O-ring is the only seal at that joint, so ...
View full detailsSealing Grommet seals the aperture in the fuel tank top face around the fuel pump or tank sender unit. It sits between the pump or sender flange a...
View full detailsFuel Feed Pipe for the auxiliary (extra) fuel tank installation. The pipe carries fuel from the extra tank pick-up into the fuel supply line, link...
View full detailsFuel Injector Seal - Lower is the lower sealing ring fitted to the fuel injector, within the fuel injector and pipe assembly of the 4.4L V8 (AJ) pe...
View full detailsSensor Assembly fitted to the fuel filter housing on the 3.0L M57 D30 diesel engine, within the fuel supply circuit. It threads into the filter ho...
View full detailsFuel Filter Relocation Kit - bracket kit that repositions the diesel fuel filter and eases the fuel pipe routing where the standard filter location...
View full detailsThrottle Potentiometer Kit for the throttle body, operating within the engine fuel and throttle control system. The potentiometer is a rotary posi...
View full detailsFuel Tank Vent Hose - Puma TDCi
High Pressure Fuel Pump Tappet drives the engine-mounted high-pressure fuel pump from the camshaft. The tappet acts as the cam follower, riding on...
View full detailsFuel Pressure Sensor mounted in the fuel supply manifold (common rail). The sensor measures the pressure of fuel in the rail and reports it to the...
View full detailsO-Ring for the fuel injector, fitted within the fuel injectors and pipes assembly. Seals the fuel injector at its mounting to prevent fuel and com...
View full detailsInjection Pump Leak-Off Tube for the diesel fuel injection system, connecting to the injection pump. The tube returns leak-off (spill) fuel from t...
View full detailsFuel Pressure Regulator fitted to the high-pressure diesel injection pump. The regulator controls the pressure of fuel delivered by the injection ...
View full detailsInjector Leak-Off Pipe for the 2.2L diesel engine, part of the fuel injection system. The pipe connects to the return (leak-off) ports of the fuel...
View full detailsO-Ring for the diesel fuel injection system. It forms a fuel-tight seal at the injector, within the fuel injectors and pipes assembly. Supplied as...
View full detailsPressure Relief Valve regulates pressure in the fuel injector leak-off (return) circuit. Fitted to the 2.4 litre Duratorq TDCi (Puma) diesel engin...
View full detailsPressure Relief Valve for the fuel injector leak-off circuit on the 2.4L Duratorq TDCi HPCR diesel engine. It maintains the correct residual press...
View full detailsPressure Relief Valve regulates pressure in the fuel injector leak-off (return) circuit. Fitted to the 2.4 litre Duratorq TDCi (Puma) diesel engin...
View full detailsFuel Pressure Sensor for the fuel supply system. Mounted on the fuel supply manifold, the sensor measures pressure in the fuel supply rail and rep...
View full detailsFuel Pressure Sensor for the high-pressure fuel injection circuit on petrol engines. It measures fuel rail pressure and temperature and reports to ...
View full detailsHose - Connecting
Fuel Hose forms the fuel filter section of the fuel delivery circuit. It routes fuel through the filter housing, connecting the filter into the su...
View full detailsFuel Sender Cover seals the top of the in-tank fuel sender unit and incorporates the fuel filter. Fitted to 5.0L V8 petrol applications.
Injector Leak-Off Pipe for the diesel fuel injection system. This leak-off pipe assembly collects surplus fuel returned from the injector bodies a...
View full detailsFuel Pipe from the fuel lines group, serving the fuel-fired heater installation. The pipe carries diesel from the fuel tank take-off to the fuel-f...
View full detailsInjector Retainer - injector clamp for the 2.2L Td4 common-rail diesel engine. The retainer clamps the fuel injector into its bore in the cylinder...
View full detailsInjector O-Ring and Washer Kit - the sealing set for the fuel injectors of the Td5 2.5L 5-cylinder turbo diesel engine. Each injector seals at two...
View full detailsHose - Connecting
Fuel Feed Tube is a rigid fuel line in the fuel delivery system, routing pressurised fuel toward the engine's fuel rail. Applies to the 2.0L 16V T...
View full detailsInjector Washer Kit for the Td5 2.5L 5-cylinder turbo diesel - fuel injection system, injector-to-cylinder-head sealing. Each injector seals into ...
View full detailsInjector Refit Kit for the fuel injection system on the 2.0L 16V TIVCT turbo petrol engine. It supplies the seals and service components required ...
View full detailsO-Ring Seal for the fuel injectors on the 2.4L Duratorq TDCi (Puma) diesel engine. Seals the fuel injector within the injection system to prevent ...
View full detailsFuel Injection Pump Bolt secures the high-pressure fuel injection pump to its mounting on the engine. It provides the clamping load that holds the...
View full detailsInjector Pipe No 4 is a high-pressure fuel pipe in the common-rail injection system of the 2.4L Duratorq TDCi (Puma) diesel engine. It carries fue...
View full detailsInjector Pipe is the number-two high-pressure fuel line, carrying fuel from the common rail to the second injector on the 2.4L Duratorq-TDCi HPCR t...
View full detailsInjector Pipe is the number-one high-pressure fuel line, carrying fuel from the common rail to the first injector on the 2.4L Duratorq-TDCi HPCR tu...
View full detailsLocking Fuel Cap seals and secures the fuel filler neck on diesel applications. The lockable cap deters fuel theft and tampering while sealing the...
View full detailsDiesel System Cleaner - a 300ml fuel additive that cleans the diesel fuel injection system, dissolving deposits from the injectors, fuel pump and c...
View full detailsSeal Ring seals the fuel injection pump within the fuel injection system. The ring prevents fuel leakage at the injection pump. Fitted to the 2.4L...
View full detailsCategory Overview
The Land Rover fuel system splits into a low-pressure supply stage and a high-pressure injection stage on every diesel from the Td5 onwards. Tank-mounted lift pumps feed the high-pressure pump, the rail holds fuel under pressure until the injectors meter it into the cylinders, and excess fuel returns to the tank via the regulator and cooler. Petrol Series and Range Rover V8 platforms use simpler mechanical or electric supply systems with no high-pressure stage, but the same buying logic applies: the supply circuit and the filtration upstream of it set the lifetime of every component downstream.
Different generations fail in different places. On the Td5 (Discovery 2 and Defender), the in-tank lift pump degrades acoustically before it fails outright, and the fuel pressure regulator block on the rear of the cylinder head leaks diesel internally as the seal hardens. On the Discovery 3 and Range Rover Sport L320 parts catalogue, the 2.7 TDV6 (276DT) runs a Bosch high-pressure pump that is mechanically distinct from the 3.0 TDV6 (306DT) used on the Discovery 4 and Range Rover L405 parts. Discovery 4 restricted-performance events are commonly traced to rail-pressure deviation rather than ignition or boost faults. Freelander 2 2.2 TD4 owners learn the post-filter-change priming requirement the hard way the first time they replace a fuel filter without a manual bulb.
The component categories on this page reflect those failure patterns. Filtration changes are usually paired with pump or injector replacement, since contaminated filters are the leading wear driver on common-rail systems. Injector work pairs with new copper washers and seals every time, because reused seals are the most common cause of post-repair leakage. Regulator work on the Td5 is a fuel-system job, not a sump job, even though the visible symptom is a diesel puddle at the rear of the engine block.
Component Reference| Component | Function | Common failure indicator |
|---|---|---|
| In-tank lift pump | Low-pressure supply from tank to high-pressure pump | Whining noise (Td5 in particular), slow priming, erratic supply pressure |
| High-pressure pump (CP4 on modern common-rail platforms) | Delivers fuel to the common rail at operating pressure | Restricted Performance, difficult starting, rail pressure deviation codes |
| Fuel injectors (Bosch or Delphi) | Metered delivery to the combustion chamber | Rough running, white smoke, injector leak-off, ECU adaptation drift |
| Fuel filter | Protects high-pressure components from contamination | Restricted Performance mimicking pump failure; FL2 needs manual priming after replacement |
| Fuel pressure regulator | Maintains stable rail pressure | Td5 regulator block leaks diesel at the rear of the head; modern rail regulators trigger pressure deviation codes |
| Tank-side sender unit | Storage and level signal | Fuel smell, inaccurate gauge, lift pump failure on ageing petrol units |
Bosch's common-rail high-pressure pump technical reference documents the modular CP4 design used across modern diesel passenger-car platforms including Land Rover, with operating pressures from 1,800 to 2,700 bar depending on the variant.
Pre-purchase checks that prevent the most common ordering mistakes on Land Rover fuel system work.
Fuel system repairs are most economical when paired by labour group, not by single-component swap. Common pairings observed across the Discovery 3 and Discovery 4 parts catalogues, Defender Td5 service work, and Freelander 2 maintenance:
Covers the 5-step fuel diagnostic flow for Td5, TDV6 and Puma engines, including P0087 and P0190 fault code triage.
Land Rover crank no start fuel diagnosticExplains why Discovery 4 Restricted Performance is not always a fuel-system fault and how to triage between DPF, EGR, sensor and fuel-pressure causes before ordering parts.
Discovery 4 DPF blocked causes and fixesOEM and aftermarket fuel filters across the Td5, TDV6, SDV6, DW12 and Puma diesel range.
Land Rover fuel filtersVDO in-tank pumps, sensors and instrumentation, widely used on Td5 and other Land Rover diesels.
VDO Land Rover fuel system partsTiming kits, gaskets, pumps and internal engine components across all Land Rover and Range Rover diesel and petrol platforms.
Land Rover engine partsDefender parts catalogue covering the Td5 generation, where the regulator block and in-tank lift pump are common fuel system wear items. Filter to Td5 in the collection above.
Defender parts for the Td5 eraDiscovery 2 Td5 parts catalogue. Use the engine variant filter to narrow to Td5-specific fuel system components.
Discovery 2 partsFreelander 2 catalogue covering the 2.2 TD4 (DW12) and SD4 fuel system components, including the post-filter-change priming consumables.
Freelander 2 partsRestricted Performance is most often triggered by rail pressure deviation, which itself is most often caused by a blocked fuel filter, a worn high-pressure pump, or a leaking injector. A diagnostic scan returning P0087 or P0190 narrows the cause to rail pressure low or rail pressure sensor circuit respectively, but the underlying part is usually in the fuel system rather than the sensor itself. Modern common-rail systems operate at pressures up to 2,700 bar (Bosch CP4 reference), and a few hundred bar of deviation is enough to set the warning.
Yes. The Freelander 2 2.2 TD4 has no internal primer. A manual priming bulb is required to pull fuel through the new filter before cranking. Dry-cranking the engine to prime risks damaging the high-pressure pump, which is the most expensive part in the system.
Yes, but the new injector carries a classification code on its top that must be coded into the ECU for the specific cylinder it serves. Without coding, the ECU's per-cylinder fuel trim drifts and the same fault codes recur. Single-injector replacement is acceptable mechanically; uncoded single-injector replacement is not.
Whining noise from the rear of the vehicle is the earliest sign. Hard starting and intermittent non-start follow as the pump degrades further. The Td5 in-tank pump tends to give acoustic warning weeks or months before outright failure, so a noisy pump should be planned for replacement rather than waited out.
Yes. Incorrect or unstable fuel delivery from one or more injectors causes rail pressure to fluctuate, which sets Restricted Performance on TDV6 and SDV6 platforms. Leaking injector seals can also drop rail pressure directly. Limp mode caused by injectors usually shows alongside rough running or misfire at idle.
Yes, every time. Reused copper washers and injector seals are the leading cause of post-repair leakage and rail pressure loss. The seal kit is a fraction of the price of the injector and should be ordered with every injector replacement.
Air is trapped in the system. Common-rail diesels need the fuel circuit re-primed before the high-pressure pump can build rail pressure. On the Freelander 2 a manual priming bulb is needed; on other platforms the in-tank lift pump primes the system if the ignition is cycled before cranking. Cranking the engine to prime risks high-pressure pump damage.
Updated: 17 May 2026