INFINITI; P0171 AND P0174 SERVICE INFORMATION SERVICE INFORMATION Diagnosis for DTCs P0171 (FUEL SYS LEAN...
Infiniti technical service bulletin ITB19-007 for 2017-2019 Infiniti QX60, 2017-2019 Infiniti Q50 and 2017-2019 Infiniti QX80 and others.
- Bulletin number
- ITB19-007
- Component
- Fuel system, other
- Summary
- INFINITI; P0171 AND P0174 SERVICE INFORMATION SERVICE INFORMATION Diagnosis for DTCs P0171 (FUEL SYS LEAN B1) and P0174 (FUEL SYS LEAN B2) have been revised for the APPLIED VEHICLES listed above. When performing diagnosis for either of these DTCs, start by using the SERVICE PROCEDURE section of this bulletin. NOTE: The related Electronic Service Manuals (ESM) will be revised in the future to include these diagnostic steps.
Vehicles covered
- Infiniti QX60 2017-2019 201720182019
- Infiniti Q50 2017-2019 201720182019
- Infiniti QX80 2017-2019 201720182019
- Infiniti Q60 2017-2019 201720182019
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