P1118 BMW 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 BMW P1118 Code?
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)
P1118 BMW Meaning
The mass air flow or volume air flow circuit bank 2 input is the generic description for BMW P1118 code, but the manufacturer may have a different description for your vehicle model and year. Currently, we don’t have more information about the P1118 BMW OBDII code.