code

[[email protected]]

I keep getting a recurring code P1170 in my '04 Discovery. This code is not in any literature I have. Does anyone know what this code means and which component is causing it to come on?

 

[joey]

1170 Downstream fuel trim malfunction (bank 1) Front sensor aged - rear HO2S adaption too lean/too rich LH bank (NAS and EU-3 only)

 

[[email protected]]

code 1170

Thank you! Will call.