Powertrain
generic / SAE
P222A
Barometric Pressure Sensor B Circuit
A general electrical fault on barometric pressure sensor B — open, shorted, or out of plausibility. The sensor measures atmospheric pressure for altitude compensation; sensor B is a redundant or secondary unit.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number2 / 2A
Possible causes
- Sensor failed high
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 60–400 €
- Estimated time: 0.3–1.5 h
- Component: barometric pressure sensor
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012