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.
2021 Lexus LC 500hFACTORY OEM SERVICE PROCEDURE
Engine Control System - Diagnostic Codes (7 Of 9)
- SFI System
- DTC P107A-11: Fuel Rail Pressure Sensor (Low) / Fuel Rail Pressure Sensor "B" Circuit Short to Ground [04/2020 - ]
- DTC P107A-15: Fuel Rail Pressure Sensor (Low) Circuit Short to Battery or Open [01/2017 - 04/2020]
- DTC P107A-15: Fuel Rail Pressure Sensor (Low) / Fuel Rail Pressure Sensor "B" Circuit Short to Battery or Open [04/2020 - ]
- DTC P107A-2A: Fuel Rail Pressure Sensor (Low) Signal Stuck in Range; DTC P107A-64: Fuel Rail Pressure Sensor (Low) Signal Plausibility Failure [01/2017 - 04/2020]
- DTC P107A-2A: Fuel Rail Pressure Sensor (Low) / Fuel Rail Pressure Sensor "B" Signal Stuck in Range; DTC P107A-64: Fuel Rail Pressure Sensor (Low) Signal Plausibility Failure [04/2020 - 05/2023]
- DTC P107A-2A: Fuel Rail Pressure Sensor (Low) / Fuel Rail Pressure Sensor "B" Signal Stuck in Range; DTC P107A-64: Fuel Rail Pressure Sensor (Low) Signal Plausibility Failure [05/2023 - ]
- DTC P11EA-00: Bank 1 Air-Fuel Ratio Imbalance (Port); DTC P11EB-00: Bank 2 Air-Fuel Ratio Imbalance (Port); DTC P11EC-00: Cylinder #1 Air-Fuel Ratio Imbalance (Port); DTC P11ED-00: Cylinder #2 Air-Fuel Ratio Imbalance (Port); DTC P11EE-00: Cylinder #3 Air-Fuel Ratio Imbalance (Port); DTC P11EF-00: Cylinder #4 Air-Fuel Ratio Imbalance (Port); DTC P11F0-00: Cylinder #5 Air-Fuel Ratio Imbalance (Port); DTC P11F1-00: Cylinder #6 Air-Fuel Ratio Imbalance (Port); DTC P219A-00: Bank 1 Air-Fuel Ratio Imbalance; DTC P219B-00: Bank 2 Air-Fuel Ratio Imbalance; DTC P219C-00: Cylinder 1 Air-Fuel Ratio Imbalance; DTC P219D-00: Cylinder 2 Air-Fuel Ratio Imbalance; DTC P219E-00: Cylinder 3 Air-Fuel Ratio Imbalance; DTC P219F-00: Cylinder 4 Air-Fuel Ratio Imbalance; DTC P21A0-00: Cylinder 5 Air-Fuel Ratio Imbalance; DTC P21A1-00: Cylinder 6 Air-Fuel Ratio Imbalance [01/2017 - 09/2018]
- DTC P11EA-00: Bank 1 Air-Fuel Ratio Imbalance (Port); DTC P11EB-00: Bank 2 Air-Fuel Ratio Imbalance (Port); DTC P11EC-00: Cylinder #1 Air-Fuel Ratio Imbalance (Port); DTC P11ED-00: Cylinder #2 Air-Fuel Ratio Imbalance (Port); DTC P11EE-00: Cylinder #3 Air-Fuel Ratio Imbalance (Port); DTC P11EF-00: Cylinder #4 Air-Fuel Ratio Imbalance (Port); DTC P11F0-00: Cylinder #5 Air-Fuel Ratio Imbalance (Port); DTC P11F1-00: Cylinder #6 Air-Fuel Ratio Imbalance (Port); DTC P219A-00: Bank 1 Air-Fuel Ratio Imbalance; DTC P219B-00: Bank 2 Air-Fuel Ratio Imbalance; DTC P219C-00: Cylinder 1 Air-Fuel Ratio Imbalance; DTC P219D-00: Cylinder 2 Air-Fuel Ratio Imbalance; DTC P219E-00: Cylinder 3 Air-Fuel Ratio Imbalance; DTC P219F-00: Cylinder 4 Air-Fuel Ratio Imbalance; DTC P21A0-00: Cylinder 5 Air-Fuel Ratio Imbalance; DTC P21A1-00: Cylinder 6 Air-Fuel Ratio Imbalance [09/2018 - 04/2020]
- DTC P11EA-00: Bank 1 Air-Fuel Ratio Imbalance (Port); DTC P11EB-00: Bank 2 Air-Fuel Ratio Imbalance (Port); DTC P11EC-00: Cylinder #1 Air-Fuel Ratio Imbalance (Port); DTC P11ED-00: Cylinder #2 Air-Fuel Ratio Imbalance (Port); DTC P11EE-00: Cylinder #3 Air-Fuel Ratio Imbalance (Port); DTC P11EF-00: Cylinder #4 Air-Fuel Ratio Imbalance (Port); DTC P11F0-00: Cylinder #5 Air-Fuel Ratio Imbalance (Port); DTC P11F1-00: Cylinder #6 Air-Fuel Ratio Imbalance (Port); DTC P219A-00: Bank 1 Air-Fuel Ratio Imbalance; DTC P219B-00: Bank 2 Air-Fuel Ratio Imbalance; DTC P219C-00: Cylinder 1 Air-Fuel Ratio Imbalance; DTC P219D-00: Cylinder 2 Air-Fuel Ratio Imbalance; DTC P219E-00: Cylinder 3 Air-Fuel Ratio Imbalance; DTC P219F-00: Cylinder 4 Air-Fuel Ratio Imbalance; DTC P21A0-00: Cylinder 5 Air-Fuel Ratio Imbalance; DTC P21A1-00: Cylinder 6 Air-Fuel Ratio Imbalance [04/2020 - ]
- DTC P1235-13: High Pressure Fuel Pump Circuit Open [01/2017 - ]
- DTC P1420-00: Evaporative Emission Canister (Small Leak); DTC P1421-00: Evaporative Emission Canister (Gross Leak) [01/2017 - ]
- DTC P1422-00: Evaporative Emission Fuel Tank (Small Leak); DTC P1423-00: Evaporative Emission Fuel Tank (Gross Leak) [01/2017 - ]
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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