Powertrain
generic / SAE
P0129
Barometric Pressure Too Low
Barometric pressure reading below the plausible minimum. Either operating at extreme altitude or sensor fault.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number1 / 29
Possible causes
- Sensor reading drifted low high
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 60–350 €
- Estimated time: 0.3–1.5 h
- Component: barometric pressure sensor
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012