2010–2016 Land Rover LR4: Suspension fault or vehicle stuck low (air suspension compressor)
Likely causes, ranked
- Worn compressor or failed relayDIY
- Air leaks in springs or linesShop
- Stuck exhaust valve or dryerShop
Real-owner fix counts will appear here as reports come in.
DIY or shop: See DIY or shop section
Parts to check
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- Worn compressor or failed relay on Amazon
- Air leaks in springs or lines on Amazon
- Stuck exhaust valve or dryer on Amazon
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Symptom: A suspension fault message, the vehicle sitting low or refusing to raise, and codes such as C1A20 or C1A13.
Likely causes
- Compressor and relay. Land Rover bulletins cover compressor delivery valve, dryer and relay replacement.
- Leaks. Leaks make the compressor work too hard and wear it out.
DIY or shop?
Relay and fuses are DIY. Compressors and leak hunting are a shop job.
Useful steps
- Read the suspension codes.
- Check the compressor relay and fuse.
- Find leaks before replacing the compressor.
Vehicle focus: 2010–2016 Land Rover LR4.
Safety / mechanic note
A vehicle stuck at the wrong height can handle poorly. Verify with a mechanic or dealer.
Recalls & service bulletins
No recalls or service bulletins are listed for this page yet.
NHTSA complaints: 18 keyword-matched complaints for Land Rover LR4 2010–2016 (of 39 unique complaints queried, NHTSA complaints API by model year, queried 2026-10-15).
Always check your VIN for open recalls at nhtsa.gov/recalls.
Sources
What actually fixed it?
Had this problem? Tell other owners what the real fix was. Reports are counted above; we never show made-up numbers.