P0217 on Land Rover: How to Diagnose & Fix
Engine Overtemperature Condition
1 Land Rover model · 1 documented issue · $120-$700 repair
P0217 on Land Rover by model: symptoms, diagnosis and fix
The Td5's cooling is marginal and degrades as it ages. The viscous fan coupling loses its grip and freewheels instead of locking up when hot, so it stops pulling air at low speed and the truck overheats in traffic or on climbs. Radiators silently pack with dried mud/debris (off-roaders especially), and tired thermostats add to it. Because the alloy head does NOT tolerate prolonged overheating, a slipping fan or blocked rad is a fast route to Td5 head-gasket failure — so restorers fix cooling as gasket insurance.
Common Symptoms
- Temperature climbs in traffic or on long climbs
- Viscous fan spins freely / no roar when hot
- Coolant loss with no obvious external leak
- Radiator core packed with mud/debris
- Slow warm-up / cold cabin heater (stuck thermostat)
How to Fix
Bulletproofing: renew the viscous coupling (or convert to an electric fan, a popular Td5 upgrade that guarantees airflow at idle/low speed and frees a little power), fit a GENUINE thermostat, and either rod-out or replace the radiator — an uprated/larger-core alloy radiator is the common restoration choice. Flush the system, fit a new cap and check the head isn't already compromised. With reliable airflow the new head gasket and alloy head are protected long-term.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
- PGG500340 viscous coupling and fanOEMPGG500340; supersedes PGG101050 and PGG000180
Restore airflow when testing confirms a weak or failed viscous coupling/fan assembly Fitment/availability: 1998-2006 Defender Td5 is within the listed application; part also covers later Puma only to the stated chassis. Verify fan, coupl…
- PEL500110 82-degree thermostat assemblyOEMPEL500110
Replace a test-confirmed sticking or incorrectly regulating Td5 thermostat Fitment/availability: Defender Td5 application listed. Confirm the vehicle's specified thermostat temperature and VIN before ordering rather than assuming every h…
- PCC001020 radiatorOEMPCC001020 / PCC001020G
Not for earlier Td5 chassis; verify full VIN and cooler/connection configuration.
- PCD100160 expansion-tank pressure capOEMPCD100160
Replace a pressure-test-confirmed weak or damaged coolant cap Fitment/availability: Defender Td5 and Puma application listed. Confirm the existing tank neck and cap specification.
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Sources for this issue (3)
P0217 code reference
General diagnostic-code context. The code alone does not confirm a cause for your vehicle; use the applicable issue card and its sources.
Frequently asked questions
What does P0217 mean on a Land Rover?
P0217 stands for "Engine Overtemperature Condition." This code sets when the engine control module detects that the engine has exceeded its safe operating temperature, meaning the engine is overheating based on the coolant temperature sensor reading. Because excessive heat can warp the cylinder head, blow the head gasket, or seize the engine, the computer flags this condition and may reduce power to protect the engine. It generally indicates a real cooling system problem rather than just a sensor glitch, though a faulty sensor can occasionally cause a false reading. An overheating engine should be stopped as soon as it is safe to avoid serious damage. On Land Rover it is documented across 1 model: Defender.
What are the most common causes of P0217?
The most common causes of P0217 are: Low coolant level or a leak in the cooling system, Stuck-closed thermostat, Failed water pump, Faulty radiator cooling fan or fan circuit, Clogged or blocked radiator, Faulty coolant temperature sensor giving a false high reading, Head gasket failure or combustion gases in the coolant, Air pocket in the cooling system after service. The specific cause varies by vehicle.
How much does it cost to fix P0217 on a Land Rover?
Published repair estimates on Land Rover range from $120 to $700 depending on the model and root cause. If an issue mentions a recall or campaign, check your VIN with the manufacturer or NHTSA and confirm eligibility and coverage with a dealer.
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Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.