ESR1686 | Radiator Bottom Coolant Hose - 4 Cyl TDi | Defender (1987-2006)
To check the stock of Genuine Parts before placing an order please use our Contact Us page
To check the stock of Genuine Parts before placing an order please use our Contact Us page
Land Rover Part Number: ESR1686 - Radiator Bottom Coolant Hose
ESR1686 is a radiator bottom coolant hose fitted to Defender models with the 4 Cyl TDi engine. Fitted to the vehicle's cooling system, it carries coolant from the bottom of the radiator to the engine to help maintain normal operating temperature.
Compatibility
- Land Rover Defender (1987-2006) (L315) - 4 Cyl TDi
Frequently Asked Questions
ESR1686 is the radiator bottom coolant hose that connects the lower radiator outlet to the engine on Defender 4 Cyl TDi models. It ensures coolant flows from the radiator into the engine's cooling passages; a failed hose can cause coolant loss and overheating, so check regularly for leaks, cracks or swelling.
| Model | Variant |
|---|---|
| Land Rover Defender (1987-2006) | 4 Cyl TDi |
If you are unsure of compatibility with your vehicle, you can also confirm by checking against your V.I.N. Simply reach out to us with your V.I.N and desired part number via our Contact page or use our Finding Part Numbers page.
Inspect radiator hoses at every scheduled service and replace ESR1686 if it shows signs of perishing, cracking, swelling or leaking, as failure can lead to coolant loss and engine overheating. When in doubt, consult the vehicle handbook or a qualified technician.
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