P015C on the 2014 Toyota Tacoma
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
Nobody has written a description of this code yet.
| T-SB-0110-14 | 2017-08-01. Service bulletin. TSB: Some 2012 ? 2014 model year Tacoma vehicles equipped with 1GR-FE engines may exhibit a MIL "ON" condition for the following Diagnostic Trouble Codes (DTCs): ? P015A - A/F Sensor Delayed Response - Rich to Lean Bank 1 Sensor 1 ? P015B - A/F Sensor Delayed Response - Lean to Rich Bank 1 Sensor 1 ? P015C - A/F Sensor Delayed Response - Rich to Lean Bank 2 Sensor 1 ? P015D - A/F Sensor Delayed Response - Lean to Rich Bank 2 Sensor 1 This condition may be caused by A/F sensor misdetection under certain driving conditions. |
|---|
1 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.