2004 Lexus LS 430 Service and Repair Manual

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Factory-Grade Data

2004 Lexus LS 430 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

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

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Vehicle Safety Data

2004 Lexus LS 430 Recalls & Complaints

NHTSA #04V29500025/06/2004Component: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

ON CERTAIN PASSENGER VEHICLES, THE IMPELLER INSIDE THE FUEL PUMP MAY HAVE BEEN IMPROPERLY MOLDED DUE TO A MANUFACTURING ERROR. ALCOHOL IN SOME FUELS MAY DEFORM THE IMPELLER AND CAUSE IT TO COME INTO C

Consequence

THIS CONDITION COULD INCREASE THE ROTATIONAL RESISTANCE OF THE IMPELLER AND, IN THE WORST CASE, MAY

Remedy

DEALERS WILL REPLACE THE FUEL PUMP. OWNERS WILL BE NOTIFIED IN JULY, 2004. OWNERS WHO TAKE THEIR V

NHTSA #04V31700001/07/2004Component: POWER TRAIN:AUTOMATIC TRANSMISSION

ON CERTAIN VEHICLES WHEN THE ACCELERATOR IS OPERATED QUICKLY, A SMALL PIECE OF METAL MAY SEPARATE FROM A RETAINING COLLAR LOCATED IN THE INNER PART OF THE AUTOMATIC TRANSMISSION. THIS SMALL PIECE OF

Consequence

THIS MAY CAUSE THE PARKING LOCK SYSTEM TO BE INOPERATIVE WHEN THE TRANSMISSION SHIFT LEVER IS PLACED

Remedy

DEALERS WILL REPLACE THE TRANSMISSION. OWNER NOTIFICATION IS EXPECTED TO BEGIN DURING JULY 2004. O

TSB #10214355

Lexus Safety Recall and Service Campaign - Technician Certification Requirements 4.13.2022

TSB #10210374

TSB: This Service Bulletin includes procedures to replace damaged or loose front carpet floor retainer(s) without replacing the carpet assembly. Follow the Repair Procedure in this bulletin to replace the loose or damaged carpet floor retai

TSB #10207945

POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground and spare tires currently in use by Lexus. This information must be kept near the point of vehicle sale and be available to any custome

TSB #10205319

Brake Pedal Force Gauge SST for Parking Brake Inspection.

TSB #10205327

Techstream ECU Flash Reprogramming Procedure.

TSB #10205329

Immobilizer and Smart Key Reset.

TSB #10205330

Immobilizer and Smart Key Reset

TSB #10205331

Immobilizer and Smart Key Reset

Showing the 8 most recent of 52 technical service bulletins on file with NHTSA.

20170308Component: VEHICLE SPEED CONTROLCrash reported

WHEN PULLING INTO PARKING SPACE AT A LOW SPEED (2 MPH) CAR SUDDENLY ACCELERATED EVEN THOUGH ACCELERATOR PEDAL WAS NOT BEING DEPRESSED. OPERATOR'S FOOT WAS ON BRAKE PEDAL THE ENTIRE TIME BUT CAR WOULD

20100507Component: VEHICLE SPEED CONTROLCrash reported

TL*THE CONTACT OWNS A 2004 LEXUS LS430. THE CONTACT STATED THAT WHILE DRIVING AT 5 MPH, THE VEHICLE SUDDENLY ACCELERATED WHILE HER FOOT WAS ON THE BRAKE PEDAL. THE VEHICLE CRASHED INTO A PARKED VEHICL

20080708Component: AIR BAGS:SIDE/WINDOWCrash reported

MOTOR VEHICLE ACCIDENT ON 6/3/08. VEHICLE - 2004 LEXUS LS5430. VEHICLE WAS BROADSIDED ON DRIVERS SIDE. SIDE CURTAIN AIRBAG DID NOT DEPLOY. *TR

20120106Component: STRUCTURE:BODY1 injured

TL* THE CONTACT OWNS A 2004 LEXUS LS 430. THE CONTACT STATED THAT SHE WAS PLACING ITEMS IN THE TRUNK WHEN THE TRUNK LID UNEXPECTEDLY SLAMMED SHUT. THE CONTACT SUFFERED INJURIES TO HER FINGER AS A RESU

20160708Component: EXTERIOR LIGHTING

I HIT A LARGE DOG WHILE DRIVING ONE NIGHT AND BUSTED MY FRONT BUMPER ON THE PASSENGER SIDE PERTLY GOOD. HAD BUMPER, FOG LIGHTS REPLACED, CAR LOOKS DAM GOOD. SINCE I AM AN OLDER PERSON, RETIRED AND DR

Showing the 5 most serious of 20 complaints filed with NHTSA.

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