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YWB500220 air suspension compressor relay for LR3, LR4, RRS, L322. A must-replace item when installing a new EAS compressor. Solves common power faults.
YWB500220 air suspension compressor relay for LR3, LR4, RRS, L322. A must-replace item when installing a new EAS compressor. Solves common power faults.
YWB500220 air suspension compressor relay for LR3, LR4, RRS, L322. A must-replace item when installing a new EAS compressor. Solves common power faults.
YWB500220 air suspension compressor relay for LR3, LR4, RRS, L322. A must-replace item when installing a new EAS compressor. Solves common power faults.
YWB500220 air suspension compressor relay for LR3, LR4, RRS, L322. A must-replace item when installing a new EAS compressor. Solves common power faults.

YWB500220 Air Suspension Compressor Relay

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?

  • Helps prevent premature compressor failure

  • Ensures consistent power delivery

  • Recommended with any new compressor installation

  • Affordable insurance against frustrating faults

Key Features:

  • OE-spec relay for EAS compressor circuit

  • Plug-and-play design – installs in seconds

  • Solves many compressor non-start and intermittent issues

  • Essential part of any air suspension refresh

Vehicle Compatibility:

  • Land Rover LR3 / Discovery 3 (2005–2009)

  • Land Rover LR4 / Discovery 4 (2010–2016)

  • Range Rover Sport L320 (2006–2013)

  • Range Rover L322 (2006–2012)

  • Also fits other Land Rover models using EAS compressors with relay YWB500220

Installation Notes:

  • Replaces relay in compressor fuse box (check owner's manual or service diagram)

  • No programming or tools required

  • 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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