P1074 Possible Causes
- Faulty mass air flow sensor
- Mass air flow sensor harness is open or shorted
- Poor electrical connection in mass air flow sensor circuit
How to Fix Code P1074?
Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
Check engine light on (or service engine soon warning light)
P1074 Meaning
The mass air flow sensor 2 signal is too high is the generic description for code P1074, but the manufacturer may have a different description for your specific vehicle model and year. Currently, we don’t have additional information about OBDII code P1074.