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2011 CHEVROLET EXPRESS

6.0L V8 VortecRWDAUTOMATICgas
5 active safety recalls on this vehicle — view recalls
Repairs0Labor506Torque4889Fluid7DTC941Battery1Maintenance0Recalls5
P2230moderate severityPowertrain

Barometric Pressure Sensor A Circuit Low

on 2011 Chevrolet Express 6.0L V8 Vortec · RWD

What this code means

Barometric pressure sensor signal is below expected minimum.

Symptoms

  • Check engine light
  • Over-fueling
  • Black smoke

Common causes

  • Short to ground
  • Failed sensor
  • Wiring fault

Diagnostic steps

  1. Measure sensor voltage
  2. Check for shorts to ground

Repair notes

Replace sensor or repair wiring.

Other Powertrain codes on this vehicle

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