P1114 – MAP Sensor Signal Low (BMW)

Description

P1114 BMW indicates the MAP sensor signal is lower than expected.

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Symptoms

  • Rough idle
  • Hesitation
  • Reduced power

Causes

  • Air leak
  • Sensor failure
  • Wiring issue

Diagnosis

  • Check MAP voltage
  • Inspect intake
  • Check wiring

Repair

  • Fix intake leaks
  • Replace sensor
  • Repair wiring

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