P0106 Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance

Powertrain Severity: Moderate Generic OBD-II

The MAP sensor reading does not match what the engine computer expects for the current conditions.

Common causes

  • Vacuum leak
  • Blocked or cracked MAP sensor hose
  • Faulty MAP sensor
  • Mechanical engine problem affecting vacuum

Symptoms

  • Check engine light
  • Rough idle
  • Poor fuel economy

What to check

  1. Check vacuum hoses
  2. Compare MAP with barometric pressure key-on engine-off
  3. Check for intake leaks

Manufacturers may add their own detail to generic codes. If your vehicle shows a different description for P0106, follow the service information for that make and model.

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