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2024 MINI COOPER SE
Electric•FWD•AUTOMATIC•ev
2 active safety recalls on this vehicle — view recalls
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Repairs0Labor314Torque4618Fluid5DTC1878Battery1Maintenance0Recalls2
P0329moderate severityPowertrain

Knock Sensor 1 Circuit Intermittent (Bank 1 or Single Sensor)

on 2024 Mini Cooper SE Electric · FWD

What this code means

The knock sensor signal on bank 1 is dropping out intermittently. The PCM may retard timing as a precaution, reducing performance.

Symptoms

  • Intermittent power loss
  • Occasional knocking sound
  • Check engine light flickers

Common causes

  • Loose knock sensor connector
  • Intermittent wiring fault
  • Failing knock sensor
  • Improper sensor torque

Diagnostic steps

  1. Wiggle-test sensor harness
  2. Inspect connector for corrosion
  3. Scope sensor signal under load
  4. Verify correct sensor mounting torque
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