Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2017 Toyota Prius Prime AdvancedFACTORY OEM SERVICE PROCEDURE
Engine Control System - Diagnostic Codes (2 Of 7)
- SFI System
- DTC P0128-00: Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) [09/2016 - 12/2018]
- DTC P0128-00: Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature); DTC P0128-07: Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) Mechanical Failure [12/2018 - ]
- DTC P0136-11: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Short to Ground; DTC P0136-13: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Open; DTC P0136-14: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Short to Ground or Open; DTC P0136-15: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Short to Battery or Open; DTC P0136-17: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Voltage Above Threshold; DTC P0136-23: O2 Sensor Circuit Bank 1 Sensor 2 Signal Stuck Low; DTC P013A-00: O2 Sensor Slow Response - Rich to Lean Bank 1 Sensor 2 [09/2016 - 01/2018]
- DTC P0136-11: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Short to Ground; DTC P0136-13: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Open; DTC P0136-14: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Short to Ground or Open; DTC P0136-15: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Short to Battery or Open; DTC P0136-17: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Voltage Above Threshold; DTC P0136-23: O2 Sensor Circuit Bank 1 Sensor 2 Signal Stuck Low; DTC P013A-00: O2 Sensor Slow Response - Rich to Lean Bank 1 Sensor 2 [01/2018 - 12/2018]
- DTC P0136-11: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Short to Ground; DTC P0136-13: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Open; DTC P0136-14: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Short to Ground or Open; DTC P0136-15: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Short to Battery or Open; DTC P0136-17: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Voltage Above Threshold; DTC P0136-23: O2 Sensor Circuit Bank 1 Sensor 2 Signal Stuck Low; DTC P013A-00: O2 Sensor Slow Response - Rich to Lean Bank 1 Sensor 2 [12/2018 - 07/2020]
- DTC P0136-11: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Short to Ground; DTC P0136-13: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Open; DTC P0136-14: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Short to Ground or Open; DTC P0136-15: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Short to Battery or Open; DTC P0136-17: O2 Sensor Circuit Bank 1 Sensor 2 Circuit Voltage Above Threshold; DTC P0136-23: O2 Sensor Circuit Bank 1 Sensor 2 Signal Stuck Low; DTC P013A-00: O2 Sensor Slow Response - Rich to Lean Bank 1 Sensor 2 [07/2020 - ]
- DTC P014C-00: O2 Sensor Slow Response - Rich to Lean Bank 1 Sensor 1; DTC P014D-00: O2 Sensor Slow Response - Lean to Rich Bank 1 Sensor 1; DTC P015A-00: O2 Sensor Delayed Response - Rich to Lean Bank 1 Sensor 1; DTC P015B-00: O2 Sensor Delayed Response - Lean to Rich Bank 1 Sensor 1 [09/2016 - 01/2018]
- DTC P014C-00: O2 Sensor Slow Response - Rich to Lean Bank 1 Sensor 1; DTC P014D-00: O2 Sensor Slow Response - Lean to Rich Bank 1 Sensor 1; DTC P015A-00: O2 Sensor Delayed Response - Rich to Lean Bank 1 Sensor 1; DTC P015B-00: O2 Sensor Delayed Response - Lean to Rich Bank 1 Sensor 1 [01/2018 - 12/2018]
- DTC P014C-00: O2 Sensor Slow Response - Rich to Lean Bank 1 Sensor 1; DTC P014D-00: O2 Sensor Slow Response - Lean to Rich Bank 1 Sensor 1; DTC P015A-00: O2 Sensor Delayed Response - Rich to Lean Bank 1 Sensor 1; DTC P015B-00: O2 Sensor Delayed Response - Lean to Rich Bank 1 Sensor 1 [12/2018 - ]
- DTC P0171-00: System Too Lean Bank 1; DTC P0172-00: System Too Rich Bank 1 [09/2016 - 12/2018]
- DTC P0171-00: System Too Lean Bank 1; DTC P0172-00: System Too Rich Bank 1 [12/2018 - ]
- DTC P0220-11: Throttle/Pedal Position Sensor/Switch "B" Circuit Short to Ground [09/2016 - ]
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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