Powertrain
Definition only
Lights the check engine lamp
P2229: Barometric Pressure Sensor Circuit High
Standardized SAE J2012 code · P22xx — Fuel & air metering and auxiliary emission controls
What does P2229 mean?
The barometric pressure sensor reports a voltage above the valid window. Usually a short to supply or an open ground.
The code tells you which monitor failed, not which part is broken. Test before replacing parts.
Common causes
- High Signal shorted to supply
- Medium Sensor ground open
- Low Connector pins corroded - high contact resistance
Likelihood is a general estimate across vehicles; your make and model may differ.
Add your car to see reports of P2229 on the same make and model first.
P2229 in the community
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