Scheme 743
See also:
• ENGINE COOLANT
• INSPECTION
Home/Lexus/LS/Lexus LS III facelift (2003-2006)/Repair manual/Testing & Diagnostics/Engine Control System: Overview
Contents
Wiring diagrams Section: Testing & Diagnostics- Sfi System - Diagnosis: Wiring
- DTC P0010: CAMSHAFT POSITION "A" ACTUATOR CIRCUIT (BANK 1), DTC P0020 CAMSHAFT POSITION "A" ACTUATOR CIRCUIT (BANK 2)
- DTC P0011: CAMSHAFT POSITION "A" - TIMING OVER-ADVANCED OR SYSTEM PERFORMANCE (BANK 1), DTC P0012 CAMSHAFT POSITION "A" - TIMING OVER-RETARDED (BANK 1), DTC P0021 CAMSHAFT POSITION "A" - TIMING OVER-ADVANCED OR SYSTEM PERFORMANCE (BANK 2), DTC P0022 CAMSHAFT POSITION "A" - TIMING OVER-RETARDED (BANK2)
- DTC P0031: OXYGEN SENSOR HEATER CONTROL CIRCUIT LOW (BANK 1 SENSOR 1), DTC P0032 OXYGEN SENSOR HEATER CONTROL CIRCUIT HIGH (BANK 1 SENSOR 1), DTC P0037 OXYGEN SENSOR HEATER CONTROL CIRCUIT LOW (BANK 1 SENSOR 2), DTC P0038 OXYGEN SENSOR HEATER CONTROL CIRCUIT HIGH (BANK 1 SENSOR 2), DTC P0051 OXYGEN SENSOR HEATER CONTROL CIRCUIT LOW (BANK 2 SENSOR 1), DTC P0052 OXYGEN SENSOR HEATER CONTROL CIRCUIT HIGH (BANK 2 SENSOR 1), DTC P0057 OXYGEN SENSOR HEATER CONTROL CIRCUIT LOW (BANK 2 SENSOR 2), DTC P0058 OXYGEN SENSOR HEATER CONTROL CIRCUIT HIGH (BANK 2 SENSOR 2)
- P0032, P0038, P0052 and P0058
- DTC P0120: THROTTLE/PEDAL POSITION SENSOR/SWITCH "A" CIRCUIT, DTC P0122 THROTTLE/PEDAL POSITION SENSOR/SWITCH "A" CIRCUIT LOW INPUT, DTC P0123 THROTTLE/PEDAL POSITION SENSOR/SWITCH "A" CIRCUIT HIGH INPUT, DTC P0220 THROTTLE/PEDAL POSITION SENSOR/SWITCH "B" CIRCUIT, DTC P0222 THROTTLE/PEDAL POSITION SENSOR/SWITCH "B" CIRCUIT LOW INPUT, DTC P0223 THROTTLE/PEDAL POSITION SENSOR/SWITCH "B" CIRCUIT HIGH INPUT, DTC P2135 THROTTLE/PEDAL POSITION SENSOR/SWITCH "A"/"B" VOLTAGE CORRELATION
- DTC P0121: THROTTLE PEDAL POSITION SENSOR/SWITCH "A" CIRCUIT RANGE/PERFORMANCE PROBLEM
- DTC P0130: OXYGEN SENSOR CIRCUIT (BANK 1 SENSOR 1), DTC P0150 OXYGEN SENSOR CIRCUIT (BANK 2 SENSOR 1), DTC P2195 OXYGEN SENSOR SIGNAL STUCK LEAN (BANK 1 SENSOR 1), DTC P2196 OXYGEN SENSOR SIGNAL STUCK RICH (BANK 1 SENSOR 1), DTC P2197 OXYGEN SENSOR SIGNAL STUCK LEAN (BANK 2 SENSOR 1), DTC P2198 OXYGEN SENSOR SIGNAL STUCK RICH (BANK 2 SENSOR 1)
- DTC P0133: OXYGEN SENSOR CIRCUIT SLOW RESPONSE (BANK 1 SENSOR 1), DTC P0153 OXYGEN SENSOR CIRCUIT SLOW RESPONSE (BANK 2 SENSOR 1)
- DTC P0134: HEATED OXYGEN SENSOR CIRCUIT NO ACTIVITY DETECTED (BANK 1 SENSOR 1), DTC P0154 OXYGEN SENSOR CIRCUIT NO ACTIVITY DETECTED (BANK 2 SENSOR 1)
- DTC P0136: OXYGEN SENSOR CIRCUIT MALFUNCTION (BANK 1 SENSOR 2), DTC P0156 OXYGEN SENSOR CIRCUIT MALFUNCTION (BANK 2 SENSOR 2)
- DTC P0351: IGNITION COIL "A" PRIMARY CIRCUIT, DTC P0352 IGNITION COIL "B" PRIMARY CIRCUIT, DTC P0353 IGNITION COIL "C" PRIMARY CIRCUIT, DTC P0354 IGNITION COIL "D" PRIMARY CIRCUIT, DTC P0355 IGNITION COIL "E" PRIMARY CIRCUIT, DTC P0356 IGNITION COIL "F" PRIMARY CIRCUIT, DTC P0357 IGNITION COIL "G" PRIMARY CIRCUIT, DTC P0358 IGNITION COIL "H" PRIMARY CIRCUIT
- DTC P0420: CATALYST SYSTEM EFFICIENCY BELOW THRESHOLD (BANK 1), DTC P0430 CATALYST SYSTEM EFFICIENCY BELOW THRESHOLD (BANK 2)
- P0451
- P0452 and P0453
- DTC P1340: CAMSHAFT POSITION SENSOR "A" (BANK 1 SENSOR 2), DTC P1341 CAMSHAFT POSITION SENSOR "A" (BANK 1 SENSOR 2)
- DTC P2120: THROTTLE/PEDAL POSITION SENSOR/SWITCH "D" CIRCUIT, DTC P2122 THROTTLE/PEDAL POSITION SENSOR/SWITCH "D" CIRCUIT LOW INPUT, DTC P2123 THROTTLE/PEDAL POSITION SENSOR/SWITCH "D" CIRCUIT HIGH INPUT, DTC P2125 THROTTLE/PEDAL POSITION SENSOR/SWITCH "E" CIRCUIT, DTC P2127 THROTTLE/PEDAL POSITION SENSOR/SWITCH "E" CIRCUIT LOW INPUT, DTC P2128 THROTTLE/PEDAL POSITION SENSOR/SWITCH "E" CIRCUIT HIGH INPUT, DTC P2138 THROTTLE/PEDAL POSITION SENSOR/SWITCH "D"/"E" VOLTAGE CORRELATION
- DTC P2121: THROTTLE/PEDAL POSITION SENSOR/SWITCH "D" CIRCUIT RANGE/PERFORMANCE
- Engine Control System: Overview
- Engine Control System: Removal & Installation
- Engine Control System: Other
- A761E Automatic Transmission Overhaul
- Abbreviations
- ABS with Ebd & Ba & Trac & Vsc System - Diagnosis: Diagnosis
- Air Conditioning System - Diagnosis: Diagnosis
- Airbag
- Anti-Lock/traction Control
- Audio System - Diagnosis: Diagnosis
- Automatic HVAC System
- Automatic Trans
- Auxiliary Emission Control Systems
- Axle Shafts
- Basic Trouble Shooting
- Brakes
- Cabin Air Filter
- CAN Communication System - Diagnosis: Diagnosis
- Charging System
- Check Lists
- Clearance Sonar System - Diagnosis: Diagnosis
- Climate Control Seat System - Diagnosis: Diagnosis
- Collision/avoidance
- Combination Meter - Diagnosis: Diagnosis
- Communication Devices
- Computer Relearn
- Cooling Fan
- Cooling System (Mechanical)
- Cruise Control Systems
- Diagnostic Connector Locations
- Differential Oil: Overhaul
- Differentials & Drive Axles
- Door Closer System - Diagnosis: Diagnosis
- Door Locks & Anti-Theft Systems
- Driveline/axles
- Driveshaft & Universal Joints
- DTC Index
- Dynamic Laser Cruise Control System - Diagnosis: Diagnosis
- Electrical Component Locations
- Electronic Controlled Automatic Transmission (ECT) - Diagnosis
- Electronic Controlled Automatic Transmission (ECT) - Diagnosis: Diagnosis
- Electronic Modulated Air Suspension - Diagnosis: Diagnosis
- Electronic Steering
- Electronic Suspension
- Emission Applications
- Engine
- Engine Mechanical
- Engine Performance
- Entertainment Systems
- Exhaust
- Exterior Body Panels
- Exterior Lights
- Exterior/interior Trim
- Fuel System
- Fuses & Circuit Breakers
- Gauges & Instrument Panels
- General Servicing - All Makes
- Headlights
- Heated Glass/defoggers
- Hoist/jack
- Identification
- Ignition Switch/steering Lock
- Ignition System
- Lexus Link System - Diagnosis: Diagnosis
- Lexus Navigation System - Diagnosis: Diagnosis
- Lighting System - Diagnosis: Diagnosis
- Lubrication System
- Manual & Power Steering
- Mechanical
- Mechanical - Hydraulic
- Metric Conversions
- Mirrors
- Mode 6
- Multiplex Communication System - Diagnosis: Diagnosis
- Navigation System
- Obd-Ii Drive Cycles
- Oem General Information
- Passive Restraints
- Power Door Lock Control System - Diagnosis: Diagnosis
- Power Tilt & Telescopic Steering Column - Diagnosis: Diagnosis
- Power Window Control System - Diagnosis: Diagnosis
- Rear Power Seat Control System - Diagnosis: Diagnosis
- Reset Procedures
- Restraints
- Restraints Control Systems
- Seats
- Sfi System - Diagnosis
- Sfi System - Diagnosis: Diagnosis
- Sfi System - Diagnosis: Overview
- Smart Key System - Diagnosis: Diagnosis
- Specifications
- Starter
- Steering
- Steering Column
- Steering Column Switches
- Steering Control Systems
- Sun Roof/t-Top/convertible Top
- Suspension Front
- Suspension Rear
- Testing & Diagnostics
- Timing Belt
- Traction Control Disable
- Transmission
- Warning System
- Wheel & Tire System
- Wheel Alignment
- Windows
- Wiper & Washer System - Diagnosis: Diagnosis
- Wiper/washer Systems