P1206 – Wastegate Stuck (BMW)

Description

P1206 BMW indicates the wastegate is stuck open or closed.

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Symptoms

  • Low boost
  • Overboost
  • Hesitation

Causes

  • Mechanical binding
  • Actuator failure
  • Carbon buildup

Diagnosis

  • Inspect wastegate
  • Check actuator
  • Scan DME

Repair

  • Repair wastegate
  • Replace actuator
  • Clean mechanism

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