Free API
P1103high severityPowertrain

Turbocharger Wastegate Function Problem

on 2014 Mitsubishi Outlander 2.4L I4 · FWD

What this code means

The wastegate is not achieving the commanded boost regulation. This may cause overboost or poor turbo performance.

Symptoms

  • Reduced engine power
  • Erratic boost
  • Check engine light on

Common causes

  • Stuck or seized wastegate
  • Faulty boost solenoid
  • Leaking vacuum hoses
  • Damaged turbocharger

Diagnostic steps

  1. Scan for stored codes
  2. Monitor actual vs desired boost
  3. Inspect wastegate operation
  4. Test boost control solenoid

Other Powertrain codes on this vehicle

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