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.
1999 Lexus RX 300 FWDFACTORY OEM SERVICE PROCEDURE
Labor Times: Other Variant
WARNING: This page is about the RX 300 AWD, which is a different variant/trim than selected.
- Accessories and Equipment
- Accessories Control Systems
- Anti-theft Systems
- Cruise Control Systems
- Entertainment Systems
- Exterior Lights
- Gauges and Instrument Panels
- Headlights
- Heated Glass and Defoggers
- Ignition Switches and Steering Locks
- Interior and Illumination Lights
- Mirrors
- Seats
- Warning Systems
- Window Motors and Regulators
- Wiper & Washer Systems
- Body and Frame
- Brakes
- Drivelines and Axles
- Axle Shafts - Front
- Axle Shafts - Rear
- Axle Housing
- Axle Shaft Assembly
- Axle Shaft Bearing
- Axle Shaft Boot
- Axle Shaft Joint
- Axle Shaft Seal
- Carrier Cover Gasket
- Differential Carrier
- Differential Pinion Bearing
- Differential Pinion Flange
- Differential Pinion Seal
- Differential Side Bearing
- Differential Side Gear Set
- Differential Side Seal
- Ring Gear & Pinion
- Differentials and Drive Axles - Front
- Differentials and Drive Axles - Rear
- Axle Housing
- Axle Shaft Assembly
- Axle Shaft Bearing
- Axle Shaft Boot
- Axle Shaft Joint
- Axle Shaft Seal
- Carrier Cover Gasket
- Differential Carrier
- Differential Pinion Bearing
- Differential Pinion Flange
- Differential Pinion Seal
- Differential Side Bearing
- Differential Side Gear Set
- Differential Side Seal
- Ring Gear & Pinion
- Driveshafts and Universal Joints
- Electrical
- Engine Mechanical
- Auxiliary Emission Control Systems
- Cooling Fan
- Cooling System (Mechanical)
- Exhaust
- Fuel Systems
- Lubrication Systems
- Mechanical
- Camshaft
- Camshaft Gear Or Sprocket
- Camshaft Oil Seal
- Crankshaft
- Crankshaft Gear Or Sprocket
- Crankshaft Main Oil Seal
- Crankshaft Oil Seal
- Cylinder Head
- Cylinder Head Gasket
- Engine Assembly
- Engine Assembly (Complete)
- Engine Damper
- Engine Mount Vacuum Switching Valve
- Engine Or Transmission Mount
- Harmonic Balancer Or Pulley
- Long Block
- Piston Ring Set
- Short Block
- Timing Belt
- Timing Belt TENSIONER
- Timing Cover Gasket
- Torque Rod
- Valve
- Valve Clearance
- Valve Cover Gasket
- Valve Lifters
- Valve Spring Or Seal
- Variable Valve Timing Control Assembly
- Variable Valve Timing Oil Control Valve
- Variable Valve Timing Sensor
- Starters
- Engine Performance
- Fuel Delivery System
- Air Cleaner Element
- Air/Fuel Ratio Sensor
- Coolant Temperature Sensor
- EFI Main Relay
- Electronic Control Module
- Fuel Injection System
- Fuel Injector
- Fuel Pressure Regulator
- Idle Speed Control Valve
- Induction Manifold
- Intake Air Control Valve Assembly
- Intake Manifold
- Intake Manifold Gasket
- Knock Control Sensor
- Mass Air Flow Sensor
- Oxygen Sensor
- Throttle Position Sensor
- Throttle Valve Housing
- Vacuum Switching Valve
- Ignition Systems
- Fuel Delivery System
- Heating, Ventilation & A/C (HVAC)
- Restraints
- Steering
- Suspension
- Front Suspension
- Rear Suspension
- Wheel and Tire Systems
- Transmission
- Automatic Trans
- Differential Assembly
- Fluid Temperature Sensor
- Main Control Valve Body
- Manual Valve Shaft Seal
- Neutral Safety Switch
- Output Shaft Seal
- Transaxle Assembly
- Transmission
- Transmission Assembly
- Transmission Control Module
- Transmission Control Solenoid
- Transmission Oil Cooler
- Transmission Oil Cooler Hose
- Transmission Oil Filler Tube Seal
- Transmission Oil Pan &/Or Gasket
- Transmission Oil Pump Seal
- Transmission Speed Sensor
- Clutch Manual and Hydraulic
- Transfer Case
- Automatic Trans
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.