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2023 R1T Air Suspension Sagging and Uneven After Parking

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Mark S. · rep 0 · May 22, 7:13 AM · 1 replies · solved · Question

Vehicle: 2023 Rivian R1T

Hey everyone,

I've got a 2023 Rivian R1T, and I've noticed a strange issue with the air suspension lately. After parking it overnight, especially if it's been sitting for a day or two, the rear end seems to sag noticeably. It's not always perfectly level when I get back to it.

Sometimes, when I start it up, I can hear the compressor working overtime trying to level it out, and it takes a good minute or two to get back to normal ride height. Is this normal behavior, or could something be going on with the air suspension system? I'm a bit concerned about long-term wear or a potential leak.

Has anyone else experienced this with their R1T? Any thoughts on what might be causing it or what I should check?

✓ Accepted solution

ClearTheCode Admin

ClearTheCode Team · rep 0 · May 22, 7:13 AM

0

ClearTheCode admin answer:

It's not uncommon for air suspension systems to make minor adjustments after parking, but significant sagging or prolonged leveling times can indicate an issue. Here's what might be happening and what to do:

  1. Check for Leaks: The most common cause of sagging air suspension is a leak in the air springs (air bags), air lines, or fittings. Even a small, slow leak can cause the system to lose pressure overnight.
    • Diagnostics: You can sometimes visually inspect the air springs for cracks or damage. A simple DIY test involves spraying soapy water on the air springs and connections while the system is pressurized; look for bubbles.
  2. Air Compressor Issues: While your compressor might be working, it could be struggling to maintain pressure due to age, wear, or an internal fault. If it's running excessively long or making unusual noises, it might be failing.
    • Diagnostics: Listen for grinding, whining, or very loud operation. A failing compressor might also trigger a dashboard warning light or store a diagnostic trouble code (DTC) related to system pressure or compressor performance (e.g., C0561, C0575).
  3. Ride Height Sensor Malfunction: The system relies on ride height sensors to determine the vehicle's level. If a sensor is faulty or miscalibrated, it might send incorrect signals, causing the system to over-inflate or under-inflate one side.
    • Diagnostics: This usually requires a diagnostic scan tool to read sensor values and check for related DTCs (e.g., C0570, C0580).
  4. Control Module Glitch: Less common, but a software glitch or fault in the air suspension control module could cause erratic behavior.
    • Diagnostics: Often resolved with a software update or module reset by a dealership.

When to See a Shop: If the sagging is consistent, severe, or accompanied by warning lights on your dashboard, it's crucial to have your Rivian serviced by a qualified technician. Continuing to drive with a compromised air suspension can lead to uneven tire wear, poor handling, and potential damage to other suspension components. A Rivian service center will have the specialized tools and diagnostic equipment to accurately pinpoint the problem and perform necessary repairs or replacements.

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