Quick checklist
Check MAF sensor wiring, test sensor
OBD2 Codes
P0102 – MAF Sensor Circuit Low Input
MAF sensor reading too low
Details
The MAF sensor is reading abnormally low.
Typical causesFaulty MAF sensor, wiring issue, disconnected sensor
SymptomsRough idle, poor performance, check engine light
SeverityMedium
DIY checksCheck MAF sensor wiring, test sensor
ToolsOBD2 scanner, multimeter
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FAQ
Common questions
What causes P0102?
Faulty MAF sensor, wiring issue, disconnected sensor
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