Troubleshooting steps
Check MAF sensor wiring, verify sensor connection, check air filter, replace MAF sensor
Motorcycle Diagnostic Codes
P0102 – Mass Air Flow Sensor Circuit Low Input
MAF sensor low input
Details
The MAF sensor is reading lower than expected, indicating a circuit problem or sensor failure.
Error typeerror
MeaningMAF sensor low input
Typical causesFaulty MAF sensor, wiring short, sensor disconnected, air intake restriction
SolutionsCheck MAF sensor wiring, verify sensor connection, check air filter, replace MAF sensor
Severityhigh
Catalog references
Where this appears
Harley-DavidsonP0102
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Can I ride with this code?
You can ride but performance may be reduced. Have it diagnosed and repaired.
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