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2007 MINI COOPER
1.6L I4•FWD•AUTOMATIC•gas
1 active safety recall on this vehicle — view recalls
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Repairs0Labor499Torque4306Fluid7DTC1404Battery1Maintenance0Recalls1
P3017high severityPowertrain

Variable Valve Lift System Performance Bank 1

on 2007 Mini Cooper 1.6L I4 · FWD

What this code means

The variable valve lift system on Bank 1 is not meeting performance expectations. This system changes valve lift height to optimize power and efficiency.

Symptoms

  • Check Engine Light
  • Loss of power at certain RPM ranges
  • Unusual engine noise during lift change
  • Poor fuel economy
  • Engine feels rough during transition

Common causes

  • Worn valve lift mechanism
  • Oil pressure insufficient for lift change
  • Control solenoid partial failure
  • Mechanical wear in rocker assembly
  • Incorrect oil viscosity

Diagnostic steps

  1. Monitor valve lift PID during acceleration
  2. Check oil pressure at lift actuator
  3. Command lift change and measure response time
  4. Inspect oil condition and viscosity
  5. Listen for mechanical noise during transition

Repair notes

Replace variable valve lift mechanism or control solenoid. Use manufacturer-specified oil viscosity.

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🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.
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