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pol_su001
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Polestar · Electric Cars
Adaptive Damper Malfunction
Quick Answer
Error code POL_SU001 on your Polestar Electric Cars means: Adaptive Damper Malfunction. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
PS2PS3PS4PS5PS6
Likely Causes
  1. Adaptive damper solenoid valve failure preventing electronic stiffness adjustment
  2. Damper control module losing communication with one or more corner dampers
  3. Damper wiring harness damage from wheel well exposure or road debris impact
  4. Adaptive damper fluid degradation reducing solenoid valve response
  5. Wheel well sensor connector corrosion causing intermittent damper control loss
How to Fix It
1
Note which corner of the vehicle feels different in ride quality to narrow down the affected damper
2
Inspect wheel well wiring harnesses for visible damage, chafing, or disconnected connectors
3
Check damper connector pins for corrosion and clean with electrical contact cleaner
4
Attempt a suspension system reset via the vehicle settings or service menu
5
Schedule Polestar service for adaptive damper solenoid replacement and system recalibration
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Adaptive damper assembly (corner-specific)
Damper solenoid valve
Damper control wiring harness repair kit
Suspension calibration diagnostic tool
Related Error Codes
POL_HV001POL_HV002POL_HV003POL_CP001POL_CP002
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