Powertrain
generic / SAE
P0069
Manifold Absolute Pressure - Barometric Pressure Correlation
At engine cranking or key-on the intake manifold pressure should equal barometric pressure within tolerance. The ECU detects a deviation indicating sensor drift or vacuum line issues.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number– / 69
Possible causes
- MAP sensor failed or drifted high
- Vacuum hose to MAP sensor leaking medium
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 60–250 €
- Estimated time: 0.3–1.5 h
- Component: manifold absolute pressure sensor
- Component: barometric pressure sensor
- Component: vacuum hose
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012