P2230moderate severityPowertrain
Barometric Pressure Sensor A Circuit Low
on 2000 BMW 525i 2.5L I6 M54 · 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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Other Powertrain codes on this vehicle
29CC
Misfire Cylinder 1
29CD
Misfire Cylinder 2
29CE
Misfire Cylinder 3
29CF
Misfire Cylinder 4
29D0
Misfire Cylinder 5
29D1
Misfire Cylinder 6
29D2
Misfire Cylinder 7
29E0
Lambda Additive/Idle Adaptation Limit, Bank 1
29E1
Lambda Additive/Idle Adaptation Limit, Bank 2
29E2
Lambda Multiplicative Part-Load Adaptation Limit, Bank 1