2021 Lexus GX 460 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications, torque values, and reference data
- Electrical diagnostics with full wiring diagrams
- Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more
- Diagnostic trouble codes and troubleshooting flow
- Maintenance schedules and fluid capacities
Trims covered
- Base
- Luxury
- Premium
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Maintenance & Lubrication
- Specifications
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Diagnostic Trouble Codes
- Technical Service Bulletins
- Wiring Diagrams
The driver’s seat is making cracking, clicking, popping, and creaking noises from the lower seat frame, seat rail, or mounting area where the seat attaches to the vehicle body. The noise is most noticeable during braking, acceleration, turning, driving over uneven roads, and when shifting body weight in the seat. It feels as though the seat has movement or play, as if the seat rails, frame, or mounting bolts may not be fully secure. This is a safety concern because the seat is part of the occupant restraint system and is critical for proper seat belt positioning and airbag protection. If the
i PURCHASED THE GX460 TO AQUIRE THE NEW SAFETY BSM SYSTEM. THE OWNERS MANUAL (PG366) REQIRES THE SIDE MIRROR INDICATOR LIGHT COMES ON AT 9.8 FEET BEHIND THE REAR BUMPER OF MY VEHIVLE. THE LIGHT ON THE SIDE MIRROR COMES ON WHEN THE VEHICLE PASSING ME IS AT MY REAR BUMPER MAKING IT DANGEROUS TO CHANGE LANES AND WOULD NOT ALLOW THE APPROACHING VEHICLE ENOUGH TIME TO AVOID A COLLISION. I HAVE CHECKED WITH 2 DEALERS AND BOTH SAID THERE IS NO ADJUSTMENT FOR THIS CONDITION. I FINALLY WAS ABLE TO HAVE ONE DEALER CHECK THE COMPUTER AND WAS TOLD ALL IS NORMAL. I ASKED MY DAUGHTER-IN-LAW TO WHITNESS THIS
