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
External Pages
These are pages that do not belong to the exact selected vehicle (2021 Lexus LS 500 Base, AWD), but are still accessible from a link in your vehicle's manual. Be very cautious using repair info from here because these pages may not apply to your vehicle.
- Different variant/trim
- Section 1 (Automatic Transmission System (Aga0E) - Diagnostics - Introduction (1 Of 2))
- Section 2 (Automatic Transmission System (Aga0E) - Diagnostic Codes (5 Of 6))
- Section 3 (Automatic Transmission System (Aga0E) - Diagnostics - Introduction (2 Of 2))
- Section 4 (Automatic Transmission System (Aga0E) - Service Information (1 Of 2))
- Section 5 (Automatic Transmission System (Aga0E) - Service Information (2 Of 2))
- Section 6 (Electronic A/T Shift Lever System (Aga0E) - Diagnostics - Introduction (1 Of 2))
- Section 7 (Electronic A/T Shift Lever System (Aga0E) - Diagnostic Codes (3 Of 5))
- Section 8 (Electronic A/T Shift Lever System (Aga0E) - Diagnostic Codes (2 Of 5))
- Section 9 (Electronic A/T Shift Lever System (Aga0E) - Diagnostics - Introduction (2 Of 2))
- Section 10 (Automatic Transmission System (Aga0E) - Diagnostic Codes (3 Of 6))
- Section 11 (Automatic Transmission System (Aga0E) - Diagnostic Codes (6 Of 6) & Circuit Tests)
- Section 12 (Electronic A/T Shift Lever System (Aga0E) - Diagnostic Codes (5 Of 5), Circuit & Symptom Tests (1 Of 2))
- Section 13 (Electronic A/T Shift Lever System (Aga0E) - Diagnostic Codes (1 Of 5))
- Section 14 (Electronic A/T Shift Lever System (Aga0E) - Diagnostic Codes (4 Of 5))
- Section 15 (Automatic Transmission System (Aga0E) - Diagnostic Codes (1 Of 6))
- Section 16 (Automatic Transmission System (Aga0E) - Diagnostic Codes (2 Of 6))
- Section 17 (Automatic Transmission System (Aga0E) - Diagnostic Codes (4 Of 6))
- Section 18 (Electronic A/T Shift Lever System (Aga0E) - Circuit & Symptom Tests (2 Of 2))
- Different car
- Section 1 (Advanced Parking System - Service Information & Diagnostics)
- Section 2 (Electronically Controlled Brake System - Diagnostics - Introduction)
- Section 3 (Front Camera System (For Stereo Camera Type) - Diagnostics - Introduction)
- Section 4 (Front Camera System (For Mono Camera Type) - Diagnostics - Introduction)
- Section 5 (Front Camera System - Diagnostics - Introduction)
- Section 6 (Pre-Collision System (For Stereo Camera Type) - Diagnostic Codes)
- Section 7 (Pre-Collision System (For Stereo Camera Type) - Diagnostics - Introduction)
- Section 8 (Cruise Control System - Service Information)
- Section 9 (Front Radar Sensor System (For Stereo Camera Type) - Diagnostics - Introduction)
- Section 10 (Front Side Radar Sensor System (For Stereo Camera Type) - Diagnostics - Introduction)
- Section 11 (Front Side Radar Sensor System (For Stereo Camera Type) - Diagnostic Codes)
- Section 12 (Lane Keeping Assist System (For Mono Camera Type) - Diagnostics - Introduction)
- Section 13 (Lane Keeping Assist System (For Mono Camera Type) - Diagnostic Codes & Circuit Tests)
- Section 14 (Pre-Collision System (For Mono Camera Type) - Diagnostics - Introduction)
- Section 15 (Front Camera System (For Stereo Camera Type) - Diagnostic Codes)
- Section 16 (Front Camera System - Diagnostic Codes & Circuit Tests)
- Section 17 (Front Radar Sensor System - Diagnostic Codes)
- Section 18 (Lane Control System (For Stereo Camera Type) - Diagnostic Codes & Circuit Tests)
- Section 19 (Lane Control System (For Stereo Camera Type) - Diagnostics - Introduction)
- Section 20 (Dynamic Radar Cruise Control System (For Stereo Camera Type) - Diagnostics - Introduction)
- Section 21 (Dynamic Radar Cruise Control System (For Stereo Camera Type) - Diagnostic Codes & Circuit Tests)
- Section 22 (Front Radar Sensor System - Diagnostics - Introduction)
- Section 23 (Front Side Radar Sensor System - Diagnostic Codes)
- Section 24 (Lane Control System (For Mono Camera Type) - Diagnostics & Circuit Tests)
- Section 25 (Front Radar Sensor System (For Mono Camera Type) - Diagnostics - Introduction)
- Section 26 (Lane Control System (For Mono Camera Type) - Diagnostics - Introduction)
- Section 27 (Pre-Collision System (For Mono Camera Type) - Diagnostic Codes & Circuit Tests)
- Section 28 (Front Camera System (For Mono Camera Type) - Diagnostic Codes)
- Section 29 (Dynamic Radar Cruise Control System (For Mono Camera Type) - Diagnostic Codes & Circuit Tests)
- Section 30 (Front Radar Sensor System (For Mono Camera Type) - Diagnostic Codes)
- Section 31 (Dynamic Radar Cruise Control System (For Mono Camera Type) - Diagnostics - Introduction)
- Section 32 (Road Sign Assist System (For Stereo Camera Type) - Diagnostic Codes)
- Section 33 (Road Sign Assist System (For Stereo Camera Type) - Diagnostics - Introduction)
- Section 34 (Seat Belt System - Diagnostics - Introduction)
- Section 35 (Road Sign Assist System (For Mono Camera Type) - Diagnostics - Introduction)
- Section 36 (Front Radar Sensor System (For Stereo Camera Type) - Diagnostic Codes)
- Section 37 (Front Side Radar Sensor System - Diagnostics - Introduction)
- Section 38 (Seat Belt System - Diagnostic Codes & Circuit Tests)
- Section 39 (Road Sign Assist System (For Mono Camera Type) - Diagnostic Codes)
- Section 40 (Driver Monitor Camera System - Diagnostic Codes)
- Section 41 (Driver Monitor Camera System - Diagnostics - Introduction)
- Section 42 (Electronically Controlled Brake System - Diagnostic Codes (1 Of 2))
- Section 43 (Electronically Controlled Brake System - Diagnostic Codes (2 Of 2), Circuit & Symptom Tests)
- Section 44 (Wireless Charging System - Diagnostics & Circuit Tests)
- Section 45 (Traffic Jam Assist System - Inspection)
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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