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 (09 Of 14)
- SFI System
- DTC P050B-00: Cold Start Ignition Timing Performance [12/2017 - 10/2020]
- DTC P050B-00: Cold Start Ignition Timing Performance [10/2020 - 10/2023]
- DTC P050B-00: Cold Start Ignition Timing Performance [10/2023 - ]
- DTC P0560-14: System Voltage Circuit Short to Ground or Open [12/2017 - 10/2020]
- DTC P0560-14: System Voltage Circuit Short to Ground or Open [10/2020 - ]
- DTC P0604-44: Internal Control Module Random Access Memory (RAM) Error Data Memory Failure [12/2017 - 10/2020]
- DTC P0604-44: Internal Control Module Random Access Memory (RAM) Error Data Memory Failure [10/2020 - ]
- DTC P0606-47: Control Module Processor Watchdog/Safety MCU Failure [12/2017 - 10/2020]
- DTC P0606-47: Control Module Processor Watchdog/Safety MCU Failure [10/2020 - ]
- DTC P0607-47: Control Module Performance Bank 1 Watchdog/Safety MCU Failure; DTC P0607-87: Control Module Performance Bank 1 Missing Message [12/2017 - 10/2020]
- DTC P0607-47: Control Module Performance Bank 1 Watchdog/Safety MCU Failure; DTC P0607-87: Control Module Performance Bank 1 Missing Message [10/2020 - ]
- DTC P060D-49: Internal Control Module Accelerator Pedal Position Performance Internal Electronic Failure [12/2017 - 10/2020]
- DTC P060D-49: Internal Control Module Accelerator Pedal Position Performance Internal Electronic Failure [10/2020 - ]
- DTC P060E-49: Internal Control Module Throttle Position Performance Internal Electronic Failure [12/2017 - 10/2020]
- DTC P060E-49: Internal Control Module Throttle Position Performance Internal Electronic Failure [10/2020 - ]
- DTC P0613-47: TCM Processor Watchdog/Safety MCU Failure [12/2017 - 10/2020]
- DTC P0613-47: TCM Processor Watchdog/Safety MCU Failure [10/2020 - ]
- DTC P0615-12: Starter Relay Circuit Short to Battery [12/2017 - 10/2023]
- DTC P0615-12: Starter Relay Circuit Short to Battery [10/2023 - ]
- DTC P062F-44: Internal Control Module EEPROM Data Memory Failure [12/2017 - 10/2020]
- DTC P062F-44: Internal Control Module EEPROM Data Memory Failure [10/2020 - ]
- DTC P0630-51: VIN Not Programmed [12/2017 - ]
- DTC P0657-14: Actuator Supply Voltage "A" Circuit Short to Ground or Open; DTC P2669-14: Actuator Supply Voltage "B" Circuit Short to Ground or Open [12/2017 - ]
- DTC P0657-9E: Actuator Supply Voltage "A" Stuck On; DTC P2669-9E: Actuator Supply Voltage "B" Stuck On [12/2017 - ]
- DTC P0703-12: Brake Switch "B" Circuit Short to Battery [12/2017 - ]
- DTC P0715-31: Input/Turbine Speed Sensor "A" No Signal [12/2017 - ]
- DTC P1023-01: Camshaft Position Signal Output "B" General Electrical Failure; DTC P2614-01: Camshaft Position Signal Output "A" General Electrical Failure [12/2017 - 10/2020]
- DTC P106A-62: Evaporative Emission System Pressure / Intake Air Pressure Signal Compare Failure; DTC P106C-62: Evaporative Emission System Pressure/Barometric Pressure Signal Compare Failure; DTC P106D-62: Evaporative Emission System Pressure Sensor - Turbocharger/Supercharger Boost Sensor Signal Compare Failure; DTC P106F-62: Evaporative Emission System Pressure Sensor - Turbocharger/Supercharger Boost Sensor Bank2 Signal Compare Failure; DTC P144E-62: Evaporative Emission System Pressure Sensor - EVAP System Pressure Sensor/Switch B Signal Compare Failure; DTC P144F-62: Evaporative Emission System Pressure Sensor - EVAP System Pressure Sensor/Switch C Signal Compare Failure [12/2017 - ]
- DTC P107A-11: Fuel Rail Pressure Sensor (Low) Circuit Short to Ground [12/2017 - 09/2019]
- DTC P107A-11: Fuel Rail Pressure Sensor (Low) / Fuel Rail Pressure Sensor "B" Circuit Short to Ground [09/2019 - ]
- DTC P107A-15: Fuel Rail Pressure Sensor (Low) Circuit Short to Battery or Open [12/2017 - 09/2019]
- DTC P107A-15: Fuel Rail Pressure Sensor (Low) / Fuel Rail Pressure Sensor "B" Circuit Short to Battery or Open [09/2019 - ]
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.