PROCEDURE
- CUSTOMIZE POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665534-S06837469632014102400000)
- CUSTOMIZE INTUITIVE PARKING ASSIST SYSTEM Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665535-S09387333702014102400000)
- CUSTOMIZE POWER DOOR LOCK CONTROL SYSTEM Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665536-S42733714682014102400000)
- CUSTOMIZE WIRELESS DOOR LOCK CONTROL SYSTEM Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665537-S08708930112014102400000)
- CUSTOMIZE SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Entry Function) Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665538-S05253476352014102400000)
- CUSTOMIZE SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function) Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665539-S26707182722014102400000)
- CUSTOMIZE THEFT DETERRENT SYSTEM Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665540-S09552707912014102400000)
- CUSTOMIZE LIGHTING SYSTEM (INT) Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665541-S11013809002014102400000)
- CUSTOMIZE METER / GAUGE SYSTEM Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665542-S23305348032014102400000)
- CUSTOMIZE FRONT POWER SEAT CONTROL SYSTEM (w/ Memory) Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665543-S29080526692014102400000)
- CUSTOMIZE SEAT BELT WARNING SYSTEM Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665544-S25340116602014102400000)
- CUSTOMIZE AIR CONDITIONING SYSTEM Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665545-S03032669162014102400000)
- CUSTOMIZE REAR SUNSHADE SYSTEM Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665546-S36918409992014102400000)
- CUSTOMIZE POWER WINDOW CONTROL SYSTEM Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665547-S28986024392014102400000)
- CUSTOMIZE SLIDING ROOF SYSTEM Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665548-S11375646022014102400000)
- CUSTOMIZE LUGGAGE COMPARTMENT DOOR OPENER SYSTEM Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665549-S22366009882014102400000)
- CUSTOMIZE POWER MIRROR CONTROL SYSTEM (w/ Memory) Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665550-S22235377682014102400000)
- CUSTOMIZE LIGHTING SYSTEM (EXT) Refer to «CUSTOMIZE PARAMETERS [04/2013 - ]»(ref-665551-S25099762222014102400000)
INITIALIZATION [04/2013 - ]
- PROCEDURES NECESSARY WHEN BATTERY TERMINAL IS DISCONNECTED/RECONNECTED Necessary Procedures Effect/Inoperative Function When Necessary Procedures are not Performed Link Steering sensor zero point calibration Variable gear ratio steering system Refer to «INITIALIZATION [04/2013 - ]»(ref-665552-S41026054322014102400000) Servo motor initialization Air conditioning system Refer to «INITIALIZATION [04/2013 - ]»(ref-665545-S42270399932014102400000) NOTE: After the engine switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 60 seconds (w/ Navigation System) or 90 seconds (w/o Navigation System) before disconnecting the cable from the negative (-) battery terminal.
- PROCEDURES NECESSARY WHEN ECU OR OTHER PARTS ARE REPLACED Replacement Part Necessary Procedure Effect/Inoperative Function when Necessary Procedures are not Performed Link ECM Vehicle Identification Number (VIN) registration MIL comes on Refer to «REGISTRATION [04/2013 - ]»(ref-665553-S32649266582014102400000) for 2GR-FSE Refer to «REGISTRATION [04/2013 - ]»(ref-665554-S21543014992014102400000) for 4GR-FSE ECU communication ID registration (Immobiliser system) Engine start function Refer to «REGISTRATION [04/2013 - ]»(ref-665555-S15306758692014102400000) Throttle body with motor assembly Cleaning the deposits from the throttle body with motor assembly Engine assembly Cylinder head sub-assembly Camshaft (for intake or exhaust camshaft) Camshaft timing gear assembly Camshaft timing exhaust gear assembly Piston or piston ring Mass air flow meter sub-assembly Fuel injector assembly (for port injection) Fuel injector assembly (for direct injection) Fuel pump (for low pressure side) Fuel pump (for high pressure side) Air fuel ratio sensor Heated oxygen sensor Engine coolant temperature sensor Spark plug Ignition coil assembly Air leaks from intake system Gas leaks from exhaust system Knock control sensor Inspection after repair Poor idle, engine start, etc. Refer to «INITIALIZATION [04/2013 - ]»(ref-665553-S25796151512014102400000) for 2GR-FSE Throttle body with motor assembly Cleaning the deposits from the throttle body with motor assembly Engine assembly Cylinder head sub-assembly Camshaft (for intake or exhaust camshaft) Camshaft timing gear assembly Camshaft timing exhaust gear assembly Piston or piston ring Mass air flow meter sub-assembly Fuel injector assembly Cold start fuel injector assembly Fuel pump (for low pressure side) Fuel pump (for high pressure side) Air fuel ratio sensor Heated oxygen sensor Engine coolant temperature sensor Spark plug Ignition coil assembly Air leaks from intake system Gas leaks from exhaust system Knock control sensor Inspection after repair Poor idle, engine start, etc. Refer to «INITIALIZATION [04/2013 - ]»(ref-665554-S39644640142014102400000) for 4GR-FSE Millimeter wave radar sensor assembly Adjust millimeter wave radar sensor assembly Dynamic radar cruise control system Pre-collision system Refer to «ADJUSTMENT [04/2013 - ]»(ref-665556-S25139163572014102400000) Lane departure warning camera Adjust lane departure warning camera Lane departure alert system Refer to «ADJUSTMENT [04/2013 - ]»(ref-665556-S23301074722014102400000) Automatic transmission with transfer assembly Engine assembly ECM Reset memory Large shift shock Deterioration of fuel efficiency Refer to «INITIALIZATION [04/2013 - ]»(ref-665557-S08146135382014102400000) for A760H Automatic transmission fluid ATF thermal degradation estimate reset The value of the Data List item "ATF Thermal Degradation Estimate" is not estimated correctly. Automatic transmission assembly Engine assembly ECM Reset memory Large shift shock Deterioration of fuel efficiency Refer to «INITIALIZATION [04/2013 - ]»(ref-665558-S37342361582014102400000) for A960E Automatic transmission fluid ATF thermal degradation estimate reset The value of the Data List item "ATF Thermal Degradation Estimate" is not estimated correctly. Automatic transmission assembly Set transmission compensation code (step 1)*1 Perform road test to allow TCM to learn Large shift shock Deterioration of fuel efficiency Refer to «INITIALIZATION [04/2013 - ]»(ref-665559-S25074143732014102400000) for AA81E Initialization Refer to «REGISTRATION [04/2013 - ]»(ref-665559-S14458252342014102400000) for AA81E Registration Valve body assembly Shift solenoid valve SL1, 2, 3, 4 and 5 Perform road test to allow TCM to learn TCM (If possible, read the transmission compensation code from the previous TCM) Transfer transmission compensation code (step 2)*2 Perform road test to allow TCM to learn TCM (If impossible, read the transmission compensation code from the previous TCM) Set transmission compensation code (step 1)*3 Perform road test to allow TCM to learn Engine assembly ECM Reset memory Perform road test to allow TCM to learn 4WD ECU assembly*4 Perform initialization AWD initial performance (acceleration, etc) Refer to «INITIALIZATION [04/2013 - ]»(ref-665560-S07569788152014102400000) Absorber control ECU Perform registration of vehicle identification information Interrupts damping force control after moving to the 9th step. DTCs are output Refer to «TEST MODE PROCEDURE [04/2013 - ]»(ref-665561-S11652874452014102400000) Tire pressure warning ECU and receiver Tire pressure warning valve and transmitter Transmitter ID registration Initialization When DTC detection conditions of "transmitter ID not received" DTC are met, TPWS indicator blinks for 1 minute, and then illuminates. Tire pressure warning function Refer to «INITIALIZATION [04/2013 - ]»(ref-665562-S37900147272014102400000) for Initialization Refer to «REGISTRATION [04/2013 - ]»(ref-665562-S08180830842014102400000) for Registration Skid control ECU (brake actuator assembly) Yaw rate and acceleration sensor zero point calibration and store system information. VSC disabled or malfunctioning DTCs are output Slip indicator light illuminated ABS warning light illuminated Refer to «CALIBRATION [04/2013 - ]»(ref-665532-S19968737952014102400000) Yaw rate and acceleration sensor Clearing zero point calibration data and system information. Yaw rate and acceleration sensor zero point calibration and store system information. Power steering ECU assembly Power steering link assembly Perform rotation angle sensor initialization and torque sensor zero point calibration DTCs are output Steering effort different between turning steering wheel left and right Refer to «CALIBRATION [04/2013 - ]»(ref-665563-S21821150992014102400000) Power steering ECU assembly Assist map writing DTCs are output EPS warning light illuminated VGRS ECU (front steering control ECU) Steering actuator assembly Parts between the steering wheel and tires have been removed/installed, replaced or adjusted Perform actuator angle neutral point calibration and initialization Variable gear ratio steering system Steering wheel off-center DTCs are output Refer to «CALIBRATION [04/2013 - ]»(ref-665552-S22722382032014102400000) Blind spot monitor sensor Blind spot monitor beam axis inspection DTCs are output Refer to «OPERATION CHECK [04/2013 - ]»(ref-665564-S09309861802014102400000) Inner rear view mirror assembly Garage door opener transmitter Re-registration of codes in the garage door opener system Register transmitter code Rolling code systems Garage door opener system Refer to «REGISTRATION [04/2013 - ]»(ref-665565-S03819403132014102400000) DCM (Telematics Transceiver) DCM activation Safety connect system Refer to «DCM ACTIVATION [04/2013 - ]»(ref-665566-S36413017352014102400000) Certification ECU (smart key ECU assembly) ID code box (immobiliser code ECU) Steering lock ECU (steering lock actuator assembly) ECM Main body ECU (multiplex network body ECU) Electrical key transmitter sub-assembly Code registration (Immobiliser system) Wireless door lock control system Smart Access system with push-button start Engine start Steering lock system Refer to «REGISTRATION [04/2013 - ]»(ref-665555-S15306758692014102400000) Occupant classification ECU Front passenger seat Zero point calibration and sensitivity check (Occupant classification system) Occupant classification system Passenger airbag ON/OFF indicator Airbag system (Front passenger side) Seat belt warning system (Front passenger) Refer to «INITIALIZATION [04/2013 - ]»(ref-665567-S31448154542014102400000) No. 1 air conditioning radiator damper servo sub-assembly No. 2 air conditioning radiator damper servo sub-assembly (driver side No. 2 air conditioning radiator damper servo sub-assembly (front passenger side) No. 3 air conditioning radiator damper servo sub-assembly No. 4 air conditioning radiator damper servo sub-assembly No. 5 air conditioning radiator damper servo sub-assembly No. 1 blower damper servo sub-assembly Initialization servo motor (Air conditioning system) DTCs are output Refer to «INITIALIZATION [04/2013 - ]»(ref-665545-S42270399932014102400000) Door window regulator assembly Door window regulator motor assembly Door glass Door glass run Initialize power window control system Auto up and down function Jam protection function Remote control function Key-linked function Wireless transmitter-linked function Key-off operation function Window open warning function Refer to «INITIALIZATION [04/2013 - ]»(ref-665547-S39448188862014102400000) Sliding roof ECU (sliding roof drive gear sub-assembly) Sliding roof glass sub-assembly Sliding roof drive cable sub-assembly Initialize sliding roof system Auto operation function Jam protection function Key-off operation function Key-linked function Wireless transmitter-linked function Sliding roof open warning function Refer to «INITIALIZATION [04/2013 - ]»(ref-665548-S16270085972014102400000) Headlight leveling ECU assembly Rear height control sensor sub-assembly Synchronize the vehicle information Perform headlight leveling ECU assembly initialization Headlight leveling function Refer to «INITIALIZATION [04/2013 - ]»(ref-665568-S37125569602014102400000) *1: New automatic transmission's compensation code. *2: Read the compensation code from the previous TCM, then transfer it to the new TCM. *3: Set the transmission compensation code of the current automatic transmission. *4: When the 4WD ECU assembly is replaced with a new one, it is not necessary to perform initialization.
GLOSSARY OF SAE AND LEXUS TERMS [04/2013 - ]
This glossary lists all SAE-J1930 terms and abbreviations used in this information in compliance with SAE recommendations, as well as their LEXUS equivalents.
| SAE Abbreviation | SAE Term | LEXUS Term ()-Abbreviation |
|---|---|---|
| A/C | Air Conditioning | Air Conditioner |
| ACL | Air Cleaner | Air Cleaner, A/CL |
| AIR | Secondary Air Injection | Air Injection (AI) |
| AP | Accelerator Pedal | |
| B+ | Battery Positive Voltage | +B, Battery Voltage |
| BARO | Barometric Pressure | |
| CAC | Charge Air Cooler | Intercooler |
| CARB | Carburetor | Carburetor |
| CFI | Continuous Fuel Injection | |
| CKP | Crankshaft Position | Crank Angle |
| CL | Closed Loop | Closed Loop |
| CMP | Camshaft Position | Cam Angle |
| CPP | Clutch Pedal Position | |
| CTOX | Continuous Trap Oxidizer | |
| CTP | Closed Throttle Position | LL ON, Idle ON |
| DFI | Direct Fuel Injection | Direct Injection (DI./INJ) |
| DI | Distributor Ignition | |
| DLC3 | Data Link Connector 3 | OBD II Diagnostic Connector |
| DTC | Diagnostic Trouble Code | Diagnostic Trouble Code |
| DTM | Diagnostic Test Mode | |
| ECL | Engine Coolant Level | |
| ECM | Engine Control Module | Engine Electronic Control Unit (ECU) |
| ECT | Engine Coolant Temperature | Coolant Temperature, Water Temperature (THW) |
| EEPROM | Electrically Erasable Programmable Read Only Memory | Electrically Erasable Programmable Read Only Memory (EEPROM), Erasable Programmable Read Only Memory (EPROM) |
| EFE | Early Fuel Evaporation | Cold Mixture Heater (CMH), Heat Control Valve (HCV) |
| EGR | Exhaust Gas Recirculation | Exhaust Gas Recirculation (EGR) |
| EI | Electronic Ignition | Distributorless Ignition (DLI) |
| EM | Engine Modification | Engine Modification (EM) |
| EPROM | Erasable Programmable Read Only Memory | Programmable Read Only Memory (PROM) |
| EVAP | Evaporative Emission | Evaporative Emission Control (EVAP) |
| FC | Fan Control | |
| FEEPROM | Flash Electrically Erasable Programmable Read Only Memory | |
| FEPROM | Flash Erasable Programmable Read Only Memory | |
| FF | Flexible Fuel | |
| FP | Fuel Pump | Fuel Pump |
| GEN | Generator | Alternator |
| GND | Ground | Ground (GND) |
| HO2S | Heated Oxygen Sensor | Heated Oxygen Sensor (HO 2 S) |
| IAC | Idle Air Control | Idle Speed Control (ISC) |
| IAT | Intake Air Temperature | Intake or Inlet Air Temperature |
| ICM | Ignition Control Module | |
| IFI | Indirect Fuel Injection | Indirect Injection (IDL) |
| IFS | Inertia Fuel-Shutoff | |
| ISC | Idle Speed Control | |
| KS | Knock Sensor | Knock Sensor |
| MAF | Mass Airflow | Air Flow Meter |
| MAP | Manifold Absolute Pressure | Manifold Pressure Intake Vacuum |
| MC | Mixture Control | Electric Bleed Air Control Valve (EBCV) Mixture Control Valve (MCV) Electric Air Control Valve (EACV) |
| MDP | Manifold Differential Pressure | |
| MFI | Multiport Fuel Injection | Electronic Fuel Injection (EFI) |
| MIL | Malfunction Indicator Lamp | Check Engine Light |
| MST | Manifold Surface Temperature | |
| MVZ | Manifold Vacuum Zone | |
| NVRAM | Non-Volatile Random Access Memory | |
| O2S | Oxygen Sensor | Oxygen Sensor, O 2 Sensor (O 2 S) |
| OBD | On-Board Diagnostic | On-Board Diagnostic System (OBD) |
| OC | Oxidation Catalytic Converter | Oxidation Catalytic Convert (OC), CCo |
| OL | Open Loop | Open Loop |
| PAIR | Pulsed Secondary Air Injection | Air Suction (AS) |
| PCM | Powertrain Control Module | |
| PNP | Park/Neutral Position | |
| PROM | Programmable Read Only Memory | |
| PSP | Power Steering Pressure | |
| PTOX | Periodic Trap Oxidizer | Diesel Particulate Filter (DPF) Diesel Particulate Trap (DPT) |
| RAM | Random Access Memory | Random Access Memory (RAM) |
| RM | Relay Module | |
| ROM | Read Only Memory | Read Only Memory (ROM) |
| RPM | Engine Speed | Engine Speed |
| SC | Supercharger | Supercharger |
| SCB | Supercharger Bypass | E-ABV |
| SFI | Sequential Multiport Fuel Injection | Electronic Fuel Injection (EFI), Sequential Injection |
| SPL | Smoke Puff Limiter | |
| SRI | Service Reminder Indicator | |
| SRT | System Readiness Test | |
| ST | Scan Tool | |
| TB | Throttle Body | Throttle Body |
| TBI | Throttle Body Fuel Injection | Single Point Injection Central Fuel Injection (Ci) |
| TC | Turbocharger | Turbocharger |
| TCC | Torque Converter Clutch | Torque Converter |
| TCM | Transmission Control Module | Transmission ECU, ECT ECU |
| TP | Throttle Position | Throttle Position |
| TR | Transmission Range | |
| TVV | Thermal Vacuum Valve | Bimetallic Vacuum Switching Valve (BVSV) Thermostatic Vacuum Switching Valve (TVSV) |
| TWC | Three-Way Catalytic Converter | Three-Way Catalytic (TWC) Manifold Converter CC RO |
| TWC+OC | Three-Way + Oxidation Catalytic Converter | CC R + CCo |
| VAF | Volume Airflow | Air Flow Meter |
| VR | Voltage Regulator | Voltage Regulator |
| VSS | Vehicle Speed Sensor | Vehicle Speed Sensor |
| WOT | Wide Open Throttle | Full Throttle |
| WU-OC | Warm Up Oxidation Catalytic Converter | |
| WU-TWC | Warm Up Three-Way Catalytic Converter | |
| 3GR | Third Gear | |
| 4GR | Fourth Gear |