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2019 Range Rover Velar R-Dynamic - "Air Suspension Fault" Warning

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Mike T. · rep 0 · May 25, 4:41 AM · 1 replies · solved · Question

Vehicle: 2019 Land Rover Range Rover Velar R-Dynamic

My 2019 Range Rover Velar R-Dynamic has been displaying an "Air Suspension Fault" message intermittently on the dashboard. Sometimes, especially after sitting overnight, the rear of the vehicle seems to sag a bit, but then it usually levels out after I start driving or if I try to adjust the height.

The ride quality also feels a bit off, a bit harsher than usual. I haven't noticed any specific air leaks, like a hissing sound, but it's concerning. What could be causing this intermittent fault, and what should I check first?

✓ Accepted solution

ClearTheCode Admin

ClearTheCode Team · rep 0 · May 25, 4:41 AM

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ClearTheCode admin answer: An "Air Suspension Fault" on your 2019 Range Rover Velar, especially with sagging and intermittent behavior, points to several common issues within the complex air suspension system.

Here are the primary areas to investigate:

  1. Air Leaks: Even without an audible hiss, small, slow air leaks are a very common cause of sagging. These can occur in:
    • Air Springs (Bags): The rubber components can develop tiny cracks over time.
    • Air Lines: Connections or the lines themselves can develop leaks.
    • Valve Block: This component directs air to different springs and can leak internally.
    • Diagnosis: A common DIY test is to spray soapy water on suspected areas (air bags, lines, connections) and look for bubbles while the system is under pressure.
  2. Air Compressor: The compressor is responsible for pumping air into the system. If it's weak, failing, or has a leak in its dryer, it might struggle to maintain pressure, especially after the vehicle sits. This can also cause the 'off' ride quality.
  3. Height Sensors: Each corner of the vehicle has a height sensor that tells the air suspension control module the current ride height. If a sensor is faulty or its linkage is damaged, it can send incorrect readings, leading to uneven leveling or fault messages.
  4. Air Suspension Control Module (ASCM): While less common, a faulty control module can misinterpret sensor data or fail to operate the system correctly. This would likely be accompanied by specific diagnostic trouble codes.

When to see a shop:

  • If you can't locate a leak after a thorough inspection.
  • For compressor diagnostics, as specialized tools are often needed to test its output and function.
  • For height sensor calibration or replacement, as these often require dealer-level diagnostic equipment to properly re-calibrate the system after installation.
  • If the fault becomes constant or if the vehicle's ride height becomes dangerously uneven, as continued driving could damage other suspension components or be unsafe.
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