Description
Small Part. Big Problem-Solver.
Don’t replace your air suspension compressor without replacing its most overlooked failure point — the YWB500220 Air Suspension Compressor Relay.
Designed to control power flow to your EAS compressor, this relay is known to fail with age, often resulting in non-functioning compressors, intermittent operation, or even relay overheating. Whether you’re installing a brand-new compressor or diagnosing system faults, this tiny part can make a big difference in reliability.
Why Replace the Relay?
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Helps prevent premature compressor failure
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Ensures consistent power delivery
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Recommended with any new compressor installation
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Affordable insurance against frustrating faults
Key Features:
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OE-spec relay for EAS compressor circuit
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Plug-and-play design – installs in seconds
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Solves many compressor non-start and intermittent issues
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Essential part of any air suspension refresh
Vehicle Compatibility:
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Land Rover LR3 / Discovery 3 (2005–2009)
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Land Rover LR4 / Discovery 4 (2010–2016)
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Range Rover Sport L320 (2006–2013)
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Range Rover L322 (2006–2012)
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Also fits other Land Rover models using EAS compressors with relay YWB500220
Installation Notes:
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Replaces relay in compressor fuse box (check owner’s manual or service diagram)
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No programming or tools required
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Strongly recommended during compressor replacement or fault diagnostics
Frequently Asked Questions:
Q: Do I really need to replace the relay when changing the compressor?
A: Yes — many compressor failures are relay-related. A stuck relay can cause the new compressor to overwork or fail prematurely.
Q: How do I know if my relay is bad?
A: Common symptoms include the compressor not starting, working intermittently, or staying on too long.
Q: Is this relay hard to install?
A: Not at all. It simply plugs into your existing relay/fuse box — no tools required.
Part Number: YWB500220
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