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 RC F BaseFACTORY OEM SERVICE PROCEDURE
Pre-Collision System - Diagnostics - Introduction
- Pre-Collision System
- Precaution [09/2014 - 11/2017]
- Precaution [11/2017 - 01/2023]
- Precaution [01/2023 - ]
- Parts Location [09/2014 - 08/2016]
- Parts Location [08/2016 - 11/2017]
- Parts Location [11/2017 - 01/2023]
- Parts Location [01/2023 - ]
- System Diagram [09/2014 - 08/2016]
- System Diagram [08/2016 - 11/2017]
- System Diagram [11/2017 - 01/2023]
- System Diagram [01/2023 - ]
- System Description [09/2014 - 08/2016]
- System Description [08/2016 - 11/2017]
- System Description [11/2017 - 01/2023]
- How To Proceed With Troubleshooting [09/2014 - 11/2017]
- How To Proceed With Troubleshooting [11/2017 - 01/2023]
- How To Proceed With Troubleshooting [01/2023 - ]
- Operation Check [11/2017 - 01/2023]
- Customize Parameters [11/2017 - 01/2023]
- Customize Parameters [01/2023 - ]
- Initialization [11/2017 - 01/2023]
- Initialization [01/2023 - ]
- Utility [11/2017 - 01/2023]
- Utility [01/2023 - ]
- Problem Symptoms Table [09/2014 - 11/2017]
- Problem Symptoms Table [11/2017 - 01/2023]
- Problem Symptoms Table [01/2023 - ]
- Terminals Of Ecu [09/2014 - 11/2017]
- Terminals Of Ecu [11/2017 - 01/2023]
- Terminals Of Ecu [01/2023 - ]
- Diagnosis System [09/2014 - 11/2017]
- Diagnosis System [11/2017 - 01/2023]
- Diagnosis System [01/2023 - ]
- DTC Check / Clear [09/2014 - 11/2017]
- DTC Check / Clear [11/2017 - 01/2023]
- DTC Check / Clear [01/2023 - ]
- Freeze Frame Data [11/2017 - 01/2023]
- Freeze Frame Data [01/2023 - ]
- Fail-Safe Chart [09/2014 - 11/2017]
- Fail-Safe Chart [11/2017 - 01/2023]
- Fail-Safe Chart [01/2023 - ]
- Data List / Active Test [09/2014 - 08/2016]
- Data List / Active Test [08/2016 - 11/2017]
- Data List / Active Test [11/2017 - 03/2019]
- Data List / Active Test [03/2019 - 01/2023]
- Data List / Active Test [01/2023 - ]
- Diagnostic Trouble Code Chart [09/2014 - 11/2017]
- Diagnostic Trouble Code Chart [11/2017 - 03/2019]
- Diagnostic Trouble Code Chart [03/2019 - 01/2023]
- Diagnostic Trouble Code Chart [01/2023 - ]
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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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