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2013-2016 PORSCHE BOXSTER
2.7L H6•RWD•gas•MA1.22
3 active safety recalls on this vehicle — view recalls
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Repairs0Labor551Torque147Fluid7DTC1844Battery1Maintenance0Recalls3
P1297high severityPowertrain

Turbocharger Connection Between Turbo and Engine Module Disrupted

on 2013-2016 Porsche Boxster 2.7L H6 · RWD

What this code means

The ECU detected a communication or control disruption between the turbocharger actuator and the engine control module. The ECU cannot properly command boost pressure.

Symptoms

  • Check Engine Light
  • Loss of turbo boost
  • Reduced power mode
  • Poor acceleration
  • Limp mode

Common causes

  • Faulty turbocharger wastegate actuator
  • Damaged wiring between ECU and turbo actuator
  • Corroded turbo actuator connector
  • Vacuum line disconnected or leaking
  • ECU driver circuit fault

Diagnostic steps

  1. Check turbo actuator electrical connector
  2. Test actuator motor operation
  3. Inspect wiring between ECU and actuator
  4. Check vacuum lines to turbo
  5. Monitor commanded vs actual boost pressure

Repair notes

Repair the wiring or replace the turbocharger wastegate actuator.

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