OBD codes / P0102
P0102
ModerateMass Air Flow (MAF) Circuit Low Input
Get it looked at soon to avoid further wear.
Likely causes
- dirty or failing MAF sensor
- air leak before the sensor
- wiring fault
Common fixes
- clean the MAF sensor with MAF cleaner
- replace the MAF sensor if needed
Seeing P0102 on your car? Get a diagnosis specific to your exact year, make and model.
Diagnose P0102 for my vehicleGeneric OBD-II reference. Manufacturer-specific behavior varies — confirm with a scan tool and, for safety-related codes, a professional inspection.