Lexus SC 300, SC 400 - Workshop Manual / Repair Manual - Wiring Schematics

LEXUS SC 300, SC 400 - WORKSHOP, SERVICE, REPAIR MANUAL - WIRING SCHEMATICS

- English Workshop Manual / Repair Manual and Wiring Schematics, for vehicles Lexus SC 300, SC 400.

 

INDEX:


INTRODUCTION
- How to Use This Manual
- Bolt Torque Specs
- Identification Information
- Total Diagnostic Comm. Link
- SRS Precautions
- Catalytic Converter Precautions
- Traction Control Precautions
- Propeller Shaft Inspection
- Troubleshooting ECU
- Vehicle Lift and Support Locations
AIR CONDITIONING
- ac retrofit r12 r134a
- Air Conditioning
- Description
- Preparation
- Use of Manifold Gauge Set
- Recovering Refrigerant
- Evacuating Air In Regrig. System
- Troubleshooting
- Problem Analysis Check Sheet
- Diagnosis
- Diagnostic Code Chart
- Terminals of ECU
- Starndard Value of ECU
- Wiring Schematics
- Matrix Chart of Problem Symptoms
- Connector Locations
- Circuit Inspection
- Ambient Temp. Sensor
- Evap. Temp. Sensor
- Water Temp. Sensor
- Solar Sensor
- Compressor Lock Sensor
- Air Mix Damper Position Sensor
- Air Mix ServoMotor
- Air Inlet Damper Position Sensor
- Air Inlet Servomotor
- Air Outlet Damper Position Sensor
- Air Outlet Servomotor
- IG Power Source
- ACC Power Source
- Back-up Power Source
- Heater Main Relay
- Power Transistor
- Blower Motor
- Igniter Circuit
- Compressor
- Water Valve VSV
- Temp. Control Switch
- Automatic Control Switch
- Diagnosis
- Inspecting Refrigerant System
- Refrigerant Volume
- Drive Belt Tension
- Refrigerant Lines
- AC Unit
- Compressor
- Receiver
- Condenser
- Evaporator
- Heater Radiator
- Expansion Valve
- Water Valve
- Blower Motor
- Blower Resistor
- Air Inlet Servomotor
- Air Outlet Servomotor
- Ambient Temp. Sensor
- Solar Sensor
- Revolution Detecting Sensor
- Water Temp. Sensor
- Installing Pressure Switch
- AC Control
- Service Specifications
ABS
- Open In Front Airbag Sensor
- Airbag Warning Light System
- Center Airbag Sensor
- Malfunction Stored In Memory
- Airbag Warning Light Always Lit
- TC Terminal
- Disposal of Steernig Wheel Pad
- SRS Airbag
- Front Airbag Sensor
- Center Airbag Sensor
- Replacement of Repair Wire For Front Airbag Sensor
- Troubleshooting
- Problem Analysis Check Sheet
- Diagnosis Inspection
- Wiring Schematics
- Diagnostic Code Matrix Chart
- Connector Locations
- Circuit Inspection
- Short in Squib Circuit or Front Airbag Sensor
- Short in Squib Circuit or Front Airbag Sensor
- Short in Squib Circuit Between D+ and D- Wire Harness
AUTOMATIC TRANSMISSION
- Troubleshooting 1UZ-FE
- Problem Symptom Confirmation
- Automatic Shift Schedule
- Preliminary Check
- Mechanical System Tests
- Manual Shifting Test
- Diagnostic Trouble Code Chart
- Standard Value of ECM Terminal
- Matrix Chart of Problem Symptoms
- Connector Locations
- Vehicle Speed Sensor
- #4 Solenoid Valve
- #2 Vehicle Speed Sensor
- #1,2 Solenoid Valve
- #3 Solenoid Valve
- O/D Direct Clutch Speed Sensor Circuit
- Throttle Position Sensor
- Kick-Down Switch
- Park/Neutral Position Switch
- Stop Light Switch
- Pattern Select Switch
- O/D Main Switch and O/D OFF Light
- O/D Cancel Signal
- TE1 Terminal
- TT Terminal
- Service Specifications
- A340E Automatic Transmision
- Extension Housing
- Speed Sensor
- Park/Neutral Position Switch
- Valve Body
- Shift Lock
BODY
- Inner Rear View Mirror
- Windshield
- Quarter Window Glass
- Back Window Glass
- Front Seat
- Rear Seat
- Seat Belt
- Luggage Compartment
- Trim and Weatherstrip
- Moon Roof
- Sliding Roof
- Front Fender
- Emblem
- Moulding
- Back Window Moulding
- Body Outside Moulding
- Mud Guard
- Rear Spoiler
- Fuel Lid
- Instrument Panel
- Floor Carpet
- Roof Headlining
- Trim, Assist Grip, and Visor
- Body Dimensions
- Suspension Crossmember
- Service Specifications
- Body
- Front Bumper
- Hood
- Transport Hook
- Door
BODY ELECTRICAL
- Coolant Level Warning Switch
- Power Window Control
- Liquid Crystal Inner Mirror
- Tension Reducer
- Defogger
- Sliding Roof
- Power Mirror Control
- Fuel Lid Opener
- Clock
- Audio System
- Horn
- Driver Power Seat Control
- Troubleshooting
- Problem Analysis Check Sheet
- Wiring Schematics
- Standard Value of ECU Terminal
- Matrix of Problem Symptoms
- Connector Locations
- Circuit Inspection
- ECU Power Source
- Motor Circuit
- Position Sensor Power Source
- Position Sensor
- Stop Light Circuit
- Neutral Start Switch
- Ignition Switch
- Power Seat Switch
- Serial Comm. Circuit
- Power Seat Control
- Door Lock Control
- Wireless Door Lock Control
- Location
- Replacement
- Wiring Schematics
- Troubleshooting
- Body Electrical
- Lighting System
- Defogger
- Taillight
- Stop Light
- Turn Signal and Hazard
- Illumination Light
- Interior Light
- Wiper and Washer
- Combination Meter
BRAKE
- Troubleshooting Traction Control
- Service Specifications
- Brake System
- Operation
- Preparation
- Troubleshooting
- Check and Adjustment
- Master Cylinder
- Brake Booster
- Front Brake SC400
- Rear Brake Disc
- Rear Brake Parking Brake
- Proportioning and By-Pass Valve
- Anti-Lock Brake ABS
- ABS Actuator
- Speed Sensor
- Troubleshooting
- Traction Control System
CHARGING
- Description
- System Circuit
- Preparation
- Inspection
- Alternator
COLLISION
- Abbreviations
- Precautions
- Location
- Radiator Upper Support
- Front Crossmember
- Front Fender Front Apron
- Front Apron to Cowl Side Upper
- Front Fender Apron
- Front Side Member #2
- Front Side Member Cut-P
- Front Side Member
- Cowl Side Outer Panel Upper
- Cowl Top to Apron Brace Right Side
- Cowl Top Side Panel
- Front Body Pillar W/O Moon Roof
- W/ Moon Roof
- Rocker Outer Panel
- Roof Panel W/O Moon Roof
- W/ Moon Roof
- Front Door Panel
- Quarter Panel
COOLING
- Introduction
- Description
- Preparation
- Replacement
- Water Pump
- Thermostat
- Radiator
- Elec. Controlled Hydraulic Cooling Fan
EMISSION CONTROL
- 3 Way Catalyst
- Service Specifications
- Emission Control System
- Schematic
- Preparation
- Fuel Evap Emission Control
- Exhaust Gas Recirculation EGR
ENGINE
- 1UZ-FE
- Mechanical
- Preparation
- Tune-up
- Idle Check
- Compression Check
- Timing Belt
- Cylinder Head
- Cylinder Block
- Exhaust System
ENGINE MECHANICAL
- Intro
- Description
- Preparation
- Tune-up
- Idle Check
- Compression Check
- Timing Belt
- Idle Concentration Check
- em-34
- Cylinder Heads
- Cylinder Block
- Service Specifications
EXHAUST
FUEL INJECTION
- Idle Speed Control Valve
- Acoustic Control Induction System
- Fuel Pressure Pulsation Damper
- Fuel Tank and Lines
- Air Induction System
- EFI Main Relay
- VSV for EVAP
- Throttle Body
- Knock Sensors
- EGR Gas Temp. Sensor
- Main Oxygen Sensors
- Sub-Oxygen Sensor
- Fuel Pump ECU
- Electronic Control System
- Ignition Main Relay
- Cold Start Injector Time Switch
- VSV for Fuel Pressure Control
- VSV for EGR
- EGR Valve
- Water Temp. Sensor
- EGR Temp. Sensor
- Preparation
- Engine and ECT ECU
- Fuel Cut RPM
- Service Specifications
- EFI
- Fuel Pump
- Fuel Pressure Regulator
- Cold Start Injector
- Injectors
- Fuel Pressure Pulsation Damper
- Fuel Tank and Lines
- Air Induction System
- Fuel Pressure Regulator
IGNITION
- Introduction
- Precautions
- Preparation
- Main Relay
- Service Specifications
- System Circuit
- Inspection
- High-Tension Cords and Clamps
- Ignition Coils
- Distributor
LUBRICATION
- Service Specs/Torque
- Introduction
- Operation
- Preparation
- Oil Pressure Check
- Oil and Filter
- Oil Pump
MAINTENANCE
- General Notes
- Preparation
- Operations
- General Maintenance
PROPELLER SHAFT
- Introduction
- Preparation
- Troubleshooting
- Components
- Service Data/Torque Specs
- Description
- Preparation
SC 300 400
- Cylinder Block
- Service Specifications
- Exhaust
- EFI
- Fuel Pump
- Cold Start Injector
- Fuel Pressure Regulator
- Injectors
- Fuel Pressure Pulsation Damper
- Fuel Tank and Lines
- Air Induction System
- Throttle Body
- Idle Speed Control Valve
- Electronic Control System
- EFI Main Relay
- Ignition Main Relay
- Cold Start Injectory Time Switch
- VSV for Fuel Pressure Control
- VSV for EVAP
- VSV for EGR
- EGR USA Specs
- Water Temp. Sensor
- EGR Gas Temp. Sensor USA Specs
- Knock Sensors
- Main Oxygen Sensors
- Sub-Oxygen Sensors
- Fuel Pump ECU
- Engine and ECT ECU
- Fuel Cut RPM
- Service Specifications
- Ignition System
- Lurication
- Starting
- Engine Troubleshooting
- Defogger
- Charging System
- Cooling
- Operation
- Preparation
- Coolant
- Water Pump
- Thermostat
- Radiator
- Elec. Controlled Hydraulic Cooling Fan
- Service Specifications
- Emission Control System
- Preparation
- Positive Crankcase Ventilation PCV
- Fuel Evap Emission Control
- Exhaust Gas Recirculation EGR
- 3 Way Catalyst
- Service Specifications
- Note
- Operation
- Preparation
STARTING
- Intro
- System Circuit
- Preparation
- Starter
- Starter Relay
- Service Specifications
STEERING
- Description
- Operation
- Preparation
- Inspection
- Sensor Power Source
- Tilt Position Sensor
- Telescopic Position Sensor
- Telescopic Motor
- Auto Set Switch
- Manual Switch
- Set Switch
- Memory and Return Switches
- Ignition Switch
- Park/Neutral Position Switch
- Circuit Inspection
- Door Courtesy Switch
- Unlock Warning Switch
- Pump
- Gear Housing
- Electronic Control System
- Service Specifications
- sr-1
- Troubleshooting
- Inspection
- Steering Column Assembly/Removal
- Manual Tilt/Telescopic Steering
- Power Tilt/Telescopic
- Electronic Control System
- Location
- Steering Column Troubleshooting
SUPPLEMENTAL RESTRAINT SYSTEM
- SRS Intro
- Description
- Operation
- Preparation
- Open in P Squib
- SRS Warning Light Always Lit
- Tc Terminal
- Service Specifications
- Steering Wheel Pad/Spiral Cable
- Front Pass. Airbag
- Front Airbag Sensor
- Center Airbag Sensor
- Wire Harness and Connector
- Troubleshooting
SUSPENSION AND AXLE
- Differential Carrier
- Differential Mounting Cushion
- Rear Suspension
- Rear Shock Absorber
- Upper Suspension Arm
- Lower Suspension Arm/Strut Rod
- Stabilizer Bar
- Service Specifications
- Suspension and Axle
- Inspection
- Wheel Alignment
- Front Axle Hub
- Preparation
- Front Suspension
- Rear Axle Hub
- Rear Drive Shaft
- Rear Differential
ENGINE TROUBLESHOOTING
- Intro
- Problem Analysis Check Sheet
- Diagnosis
- Diagnostic Code Chart
- Fail-Safe Chart
- Back Up Power Source
- Injector Circuit
- Cold Start Injector
- ISC Valve
- Fuel Pressure Control VSV
- TE1/TE2 Terminal
- Check For Momentary Interruption
- Inspection
- Location
- Wiring Schematics
- Terminals of ECU
- Location
- Wiring Schematics
- Starndard Value of ECU Terminals
- Terminals of ECU
- Matrix Chart of Problem Symptoms
- Connector Locations
- Standard Value of ECU Terminals
- Matrix Chart of Problem Symptoms
- Connector Locations
- RPM Signal Circuit
- Ignition Signal Circuit
- ET Control Signal
- Main Oxygen Sensor
- Water Temp. Sensor
- Air-Fuel Ratio Lean
- Intake Air Temp, Sensor
- Sub-Oxygen Sensor
- High Altitude Compensator Sensor
- Air Flow Meter
- Throttle Position Sensor
- Starter Signal
- Vehicle Speed Sensor Signal
- Knock Sensor
- EGR
- Fuel Pump Control
- Switch Condition
- ECU Power Source
- Neutral Start Switch
TECHNICAL SERVICE BULLETINS
- valve clearance
- ac compressor oil applications
- ac control assembly
- ac evaporator odor
- air conditioning system
- alternat refrigerants and a/c retrofit
- alternative refrigerants
- cd changer skips
- coil spring
- rear mirror
- rear suspension
- refridgerant leak detection
- sunroof hinge
- suspension ball joint
WIRING SCHEMATICS
- wdlc
- wiperwas
- abbrevia
- abs
- abstc
- autoair
- autoant
- bul
- cellphn
- charging
- ciglight
- combmete
- componen
- connecto
- cornerli
- cruiseco
- ect1
- engcon2
- etr
- foreword
- glossary
- groundpo
- hlight3u
- horn
- howtouse
- illumina
- interior
- introduc
- lato
- lcirvw
- moonroof
- overalle
- overallh
- powersou
- powrsour
- powrwind
- pps
- psscodpm
- pswdpm
- ptapt
- rcmw
- rcmwo
- relayloc
- rpwcd
- rpwocd
- rwdmh
- seatheat
- shiftloc
- srs
- start3
- stopligh
- tailligh
- tddl
- troubles
- tshwl
- usbw