P1106 – Airflow Too Low (BMW)

Description

P1106 BMW indicates the measured airflow is lower than expected.

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Symptoms

  • Rough idle
  • Hesitation
  • Poor acceleration

Causes

  • Intake leak
  • MAF contamination
  • Sensor failure

Diagnosis

  • Inspect intake system
  • Check MAF readings
  • Scan DME

Repair

  • Fix intake leaks
  • Clean or replace MAF
  • Replace sensor