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 LS 500 Base, AWDFACTORY OEM SERVICE PROCEDURE
Engine Control System - Diagnostic Codes (02 Of 14)
- SFI System
- DTC P0016-00: Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor A; DTC P0018-00: Crankshaft Position - Camshaft Position Correlation Bank 2 Sensor A [12/2017 - 10/2020]
- DTC P0016-00: Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor A; DTC P0018-00: Crankshaft Position - Camshaft Position Correlation Bank 2 Sensor A [10/2020 - ]
- DTC P0017-00: Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor B; DTC P0019-00: Crankshaft Position - Camshaft Position Correlation Bank 2 Sensor B [12/2017 - 10/2020]
- DTC P0017-00: Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor B; DTC P0019-00: Crankshaft Position - Camshaft Position Correlation Bank 2 Sensor B [10/2020 - 10/2023]
- DTC P0017-00: Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor B; DTC P0019-00: Crankshaft Position - Camshaft Position Correlation Bank 2 Sensor B [10/2023 - ]
- DTC P0030-12: HO2S Heater Control Bank 1 Sensor 1 Circuit Short to Battery; DTC P0030-13: HO2S Heater Control Bank 1 Sensor 1 Circuit Open; DTC P0050-12: HO2S Heater Control Bank 2 Sensor 1 Circuit Short to Battery; DTC P0050-13: HO2S Heater Control Bank 2 Sensor 1 Circuit Open; DTC P101A-9E: A/F Sensor Heater Performance Bank 1 Sensor 1 Stuck On; DTC P103A-9E: A/F Sensor Heater Performance Bank 2 Sensor 1 Stuck On [12/2017 - 10/2020]
- DTC P0030-12: HO2S Heater Control Bank 1 Sensor 1 Circuit Short to Battery; DTC P0030-13: HO2S Heater Control Bank 1 Sensor 1 Circuit Open; DTC P0050-12: HO2S Heater Control Bank 2 Sensor 1 Circuit Short to Battery; DTC P0050-13: HO2S Heater Control Bank 2 Sensor 1 Circuit Open; DTC P101A-9E: A/F Sensor Heater Performance Bank 1 Sensor 1 Stuck On; DTC P103A-9E: A/F Sensor Heater Performance Bank 2 Sensor 1 Stuck On [10/2020 - ]
- DTC P0033-12: Turbocharger / Supercharger Bypass Valve "A" Control Circuit Short to Battery; DTC P00C0-12: Turbocharger/Supercharger Bypass Valve "B" Control Circuit Short to Battery [12/2017 - ]
- DTC P0033-14: Turbocharger / Supercharger Bypass Valve "A" Control Circuit Short to Ground or Open; DTC P00C0-14: Turbocharger/Supercharger Bypass Valve "B" Control Circuit Short to Ground or Open [12/2017 - 10/2020]
- DTC P0033-14: Turbocharger / Supercharger Bypass Valve "A" Control Circuit Short to Ground or Open; DTC P00C0-14: Turbocharger/Supercharger Bypass Valve "B" Control Circuit Short to Ground or Open [10/2020 - ]
- DTC P0036-12: HO2S Heater Control Circuit Bank 1 Sensor 2 Circuit Short to Battery; DTC P0036-13: A/F (O2) Heater Control Circuit Bank 1 Sensor 2 Circuit Open; DTC P0056-12: HO2S Heater Control Bank 2 Sensor 2 Circuit Short to Battery; DTC P0056-13: A/F (O2) Heater Control Circuit Bank 2 Sensor 2 Circuit Open; DTC P102A-9E: O2 Sensor Heater Performance Bank 1 Sensor 2 Stuck On; DTC P105A-9E: O2 Sensor Heater Performance Bank 2 Sensor 2 Stuck On [12/2017 - 10/2020]
- DTC P0036-12: HO2S Heater Control Circuit Bank 1 Sensor 2 Circuit Short to Battery; DTC P0036-13: A/F (O2) Heater Control Circuit Bank 1 Sensor 2 Circuit Open; DTC P0056-12: HO2S Heater Control Bank 2 Sensor 2 Circuit Short to Battery; DTC P0056-13: A/F (O2) Heater Control Circuit Bank 2 Sensor 2 Circuit Open; DTC P102A-9E: O2 Sensor Heater Performance Bank 1 Sensor 2 Stuck On; DTC P105A-9E: O2 Sensor Heater Performance Bank 2 Sensor 2 Stuck On [10/2020 - ]
- DTC P006D-62: Barometric Pressure - Turbocharger/Supercharger Inlet Pressure Correlation Bank 1 Signal Compare Failure; DTC P00F7-62: Barometric Pressure - Turbocharger/Supercharger Inlet Pressure Correlation Bank 2 Signal Compare Failure [12/2017 - ]
- DTC P007A-11: Charge Air Cooler Temperature Sensor Bank 1 Circuit Short to Ground [12/2017 - ]
- DTC P007A-15: Charge Air Cooler Temperature Sensor Bank 1 Circuit Short to Battery or Open [12/2017 - ]
- DTC P0087-00: Fuel Rail / System Pressure - Too Low [12/2017 - ]
- DTC P0088-00: Fuel Rail / System Pressure - Too High [12/2017 - 09/2018]
- DTC P0088-00: Fuel Rail / System Pressure - Too High [09/2018 - ]
- DTC P008A-00: Low Pressure Fuel System Pressure - Too Low [12/2017 - 09/2019]
- DTC P008A-00: Low Pressure Fuel System Pressure - Too Low [09/2019 - 10/2020]
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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