4427657 | Sensor Assembly - AJ V8 4.4 & 4.2 | Discovery 3, Range Rover
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
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: 4427657 - Sensor Assembly
4427657 is a sensor assembly fitted to the cylinder head on AJ Petrol 4.4 V8 EFI (220KW) and AJ Petrol 4.2 V8 Supercharged engines. It is supplied as a complete sensor assembly for the specified Land Rover models.
Compatibility
- Discovery 3 (2005-2009) - AJ Petrol 4.4 V8 EFI (220KW)
- Range Rover (2002-2009) - AJ Petrol 4.4 V8 EFI (220KW)
- Range Rover (2002-2009) - AJ Petrol 4.2 V8 Supercharged
- Range Rover Sport (2005-2009) - AJ Petrol 4.4 V8 EFI (220KW)
Frequently Asked Questions
4427657 is a cylinder-head-mounted sensor assembly supplied as a complete unit for use on AJ Petrol 4.4 V8 EFI (220KW) and AJ Petrol 4.2 V8 Supercharged engines. It is fitted directly to the cylinder head in the listed Land Rover models.
| Model | Variant |
|---|---|
| Land Rover Discovery 3 | (2005-2009) - AJ Petrol 4.4 V8 EFI (220KW) |
| Land Rover Range Rover | (2002-2009) - AJ Petrol 4.4 V8 EFI (220KW) |
| Land Rover Range Rover | (2002-2009) - AJ Petrol 4.2 V8 Supercharged |
| Land Rover Range Rover Sport | (2005-2009) - AJ Petrol 4.4 V8 EFI (220KW) |
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.
Replace the sensor assembly if it fails diagnostic checks, triggers related fault codes, or after confirmed physical damage. A qualified technician should confirm replacement following proper diagnosis.
- C8 products are usually supplied by Britpart.
- L8 products are genuine Land Rover parts.
- Z8 products are normally supplied by Allmakes.
All products and accessories available on LRDirect.com come with a 2-year warranty.