NTB19-030

2016-2018 NISSAN; MIL ON WITH DTC P0171, P0174, P2097, AND/OR P2099 This bulletin applies to Altima vehicles equipped with VQ35 engine only. IF YOU CONFIRM The MIL is ON with one or more of the following Air/Fuel (A/F) Sensor DTCs stored: - P0171 (Fuel Injection System Function) - P0174 (Fuel Injection System Function) - P2097 (A/F SENSOR 1) - P2099 (A/F SENSOR 1) ACTION 1. Perform the appropriate diagnostic procedure outlined in the Electronic Service Manual (ESM). 2. Refer to Table A on page 2 and page 3 to confirm if Electronic Control Module (ECM) reprogramming is needed.