Error code

OBD2 P0107

OBD2P0107
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Manifold Absolute Pressure/Barometric Pressure Circuit Low Input.

Severity

moderateThe vehicle can be driven, but performance issues may occur.

Summary

P0107 indicates that the Manifold Absolute Pressure (MAP) sensor or Barometric Pressure (BARO) sensor is providing an abnormally low input signal to the PCM.

Symptoms

  • Illuminated CHECK ENGINE light
  • Increased fuel consumption
  • Decreased engine power and performance
  • Hard starting
  • Hesitation upon acceleration
  • Unpredictable engine stalling
  • Rough idling

Common Causes

  • Defective MAP sensor or BARO sensor
  • Open circuits in the wiring harness
  • Shorted, burnt, or damaged wiring and connectors
  • Poor connections across electrical connectors
  • Corrosion in electrical connectors
  • Clogged air filter element
  • Pinched vacuum hoses

Diagnosis

  1. Check for other trouble codes and repair them first.
  2. Inspect the air filter element, vacuum hoses, and inlet ducting.
  3. Perform a thorough inspection of all wiring and connectors.
  4. Conduct ground, continuity, and reference voltage checks on sensor wiring.
  5. Test the MAP/MAF sensor according to manufacturer specifications.

Fixes

  • Replace the faulty MAP or BARO sensor if necessary.

FAQ

What does P0107 mean?

P0107 indicates that the Manifold Absolute Pressure (MAP) sensor or Barometric Pressure (BARO) sensor is providing an abnormally low input signal to the PCM.

How do I diagnose P0107?

Diagnose by checking wiring and connectors, performing voltage checks, and testing the MAP/MAF sensor according to manufacturer specifications.

View source

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.

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