P1092 BMW - PO313-PO300

Question

runs great, only 16mpg around town, new Delphi MAF- check engine lite is off  but sometimes on

Answer 1

Hi there,

The code P1092 indicates the fuel mix is too lean. Here is a list of possible causes.

P1092 BMW - Pre-Catalyst Fuel Trim Too Lean Bank 2

Read more: https://www.autocodes.com/p1092_bmw.html

P0313 indicates a misfire with low fuel. Here is a list of possible causes.

P0313 BMW - Misfire Detected With Low Fuel

Read more: https://www.autocodes.com/p0313_bmw.html

P0300 indicates misfires on random cylinders. Here is a list of possible causes.

P0300 BMW - Combustion Misfires Several Cylinders

Read more: https://www.autocodes.com/p0300_bmw.html