P2230moderate severityPowertrain
Barometric Pressure Sensor A Circuit Low
on 2007 Cadillac CTS 3.2L V6 · 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
- Measure sensor voltage
- Check for shorts to ground
Repair notes
Replace sensor or repair wiring.
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P0002
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P0010
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P0011
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P0012
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P0013
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P0014
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P0015
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