P1031 NISSAN -

Question

I have 2004 Nissan Altima S.. Recently got thos P1031 and P1148 code when checked for the service engine soon issues.. Does it need to change the A/F sensor or reprogram the ECM or is there any alternative to get the circuit corrected."

Answer 1

P1031 NISSAN - Air Fuel Ratio Sensor 1 Heater Control Circuit Low Bank 1

here is the way to program it 

http://ww2.justanswer.com/uploads/baddad1/2010-04-08_211518_NTB04-0691.pdf