Powertrain
generic / SAE
P0102
Mass or Volume Air Flow Circuit Low Input
The MAF sensor reports an air flow value below the plausible minimum for current engine speed and load. The ECU substitutes a calculated load value while the fault is active.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number1 / 02
Possible causes
- MAF sensor failed high
- MAF connector loose or disconnected medium
- Signal wire shorted to ground low
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 80–300 €
- Estimated time: 0.3–1.5 h
- Component: mass air flow sensor
- Component: intake duct
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012