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Home/DTC Codes/Chevrolet/Impala/2000-2005 3.4L V6/P0105
P0105

Manifold Absolute Pressure/BARO Circuit

2000-2005 Chevrolet Impala 3.4L V6

Moderate SeverityPowertrainGeneric (SAE)

Description

General malfunction in the MAP or barometric pressure sensor circuit.

Symptoms

  • Check Engine Light
  • Poor acceleration
  • Rough idle
  • Black smoke
  • Stalling

Common Causes

  • Faulty MAP sensor
  • Vacuum hose disconnected or cracked
  • Wiring issue
  • PCM failure

Diagnostic Steps

  1. Check MAP sensor vacuum hose
  2. Test MAP sensor voltage at key-on (should read barometric)
  3. Compare MAP to BARO reading
  4. Inspect wiring

Repair Notes

Replace MAP sensor or repair vacuum connection.

Related Codes

P0106MAP/BARO Pressure Circuit Range/PerformanceP0107MAP/BARO Pressure Circuit Low InputP0108MAP/BARO Pressure Circuit High InputP0109MAP/BARO Pressure Circuit Intermittent

Other Powertrain Codes

P0105 on Other Vehicles

Chevrolet Astro

1995-2005 4.3L V6 Vortec

Chevrolet Avalanche

2002-2006 5.3L V8 Vortec

Chevrolet Avalanche

2002-2006 8.1L V8 Vortec

Chevrolet Avalanche

2007-2013 5.3L V8 Vortec

Chevrolet Avalanche

2007-2013 6.0L V8 Vortec

Chevrolet Aveo

2012-2018 1.6L I4

Chevrolet Beat

2018-2021 1.2L I4

Chevrolet Beretta

1990-1996 2.2L I4

Common Questions

What does code P0105 mean on a 2000-2005 Chevrolet Impala?

P0105 stands for "Manifold Absolute Pressure/BARO Circuit". General malfunction in the MAP or barometric pressure sensor circuit.

What are the symptoms of P0105 on a Chevrolet Impala?

Common symptoms of P0105 include: Check Engine Light, Poor acceleration, Rough idle, Black smoke, Stalling.

What causes P0105 on a 2000-2005 Chevrolet Impala?

Common causes of P0105 include: Faulty MAP sensor, Vacuum hose disconnected or cracked, Wiring issue, PCM failure.

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