P0174

Rear/Front Bank Fuel System Too Lean

NHTSA 10200856 ↗ NHTSA 10202039 ↗ NHTSA 10202040 ↗

Fuel System 2/1 Lean

NHTSA 10198454 ↗ NHTSA 10221675 ↗ NHTSA 10223360 ↗

System Too Lean Bank 1/Bank 2

NHTSA 10170730 ↗ NHTSA 10171454 ↗ NHTSA 10235216 ↗

JEEP, RAM

Disconnected Purge Line Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0300-00 - Multiple Cylinder Misfire. ● P0171-00 - System Too Lean Bank 1. ● P0174-00 - Fuel System 2/1 Lean. Customers may also experi…

TOYOTA

Some 2023 – 2024 model year Sequoia Hybrid and 2022 – 2024 model year Tundra and Tundra Hybrid vehicles may exhibit lack of power during acceleration and/or a MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs): •P017400 – System Too Lean Bank 2 •P117B00 – Fuel Performance/Direct Injector •P043000 …

JEEP

Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? P0171 - Fuel System 1/1 Lean. ? P0174 - Fuel System 2/1 Lean. This bulletin invo…

TOYOTA

TSB: Some 2023 model year Sequoia Hybrid and 2022 ? 2023 model year Tundra and Tundra Hybrid vehicles may exhibit poor acceleration and/or a MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs): ?P017400 ? System Too Lean Bank 2 ?P117B00 ? Fuel Performance/Direct Injector ?P043000 ? Catalyst System …