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Repair Instruction: Initialization: Initialization

  1. PROCEDURES NECESSARY WHEN BATTERY TERMINAL IS DISCONNECTED/RECONNECTED 
    Necessary Procedures Effect/Inoperative Function when Necessary Procedures are not Performed Reference
    Steering angle sensor initialization VGRS system Refer to INITIALIZATION
    Alarm state cancel Until UNLOCK switch is pressed, alarm will continue sounding (Approx. 60 seconds total) Refer to ON-VEHICLE INSPECTION
    Initialize intuitive parking assist system Steering sensing function of intuitive parking assist system Refer to INITIALIZATION
  2. PROCEDURES NECESSARY WHEN ECU OR OTHER PARTS ARE REPLACED 
    Replacement Part Necessary Procedures Effect/Inoperative Function when Necessary Procedures are not Performed Reference
    Hybrid vehicle control ECU Vehicle Identification Number (VIN) registration MIL comes on Refer to REGISTRATION
    Perform clutch oil pressure value learning initialization Large shift shock Refer to INITIALIZATION
    Hybrid vehicle transmission assembly Perform clutch oil pressure value learning initialization
    Tire pressure warning ECU and receiver
    1. Register transmitter IDs to "MAIN" setting of switch
    2. Register transmitter IDs to "2nd" setting of switch (if necessary)
    3. Initialize tire pressure warning system
    • Tire pressure warning light illumination
    • Tire pressure monitoring function (even if tire is punctured or pressure decreases, it is not detected)
    		 Refer to INITIALIZATION for Initialization
    Refer to REGISTRATION for Registration
    Tire pressure warning valve and transmitter
    • Tire pressure warning light illumination
    • Tire pressure monitoring function of replaced wheel (even if tire is punctured or pressure decreases, it is not detected)
    Skid control ECU
    1. Initialization of linear solenoid valve and calibration
    2. Yaw rate and acceleration sensor zero point calibration
    • Brake control warning light illumination
    • ABS warning light illumination
    • Slip indicator light illumination
    • Master warning light illumination
    		 Refer to INITIALIZATION for Initialization
    Refer to CALIBRATION for Calibration
    Brake actuator
    1. Bleed air
    2. Clearing stored value of linear solenoid valve and calibration data
    3. Initialization of linear solenoid valve and calibration
    		 Brake does not operate properly
    • Brake pedal
    • Brake pedal stroke sensor
    1. Inspection and adjustment of brake pedal height
    2. Clearing stored value of linear solenoid valve and calibration data
    3. Initialization of linear solenoid valve and calibration
    • Brake control warning light illumination
    • Slip indicator light illumination
    • ABS warning light illumination
    Yaw rate and acceleration sensor
    1. Clearing zero point calibration data
    2. Yaw rate and acceleration sensor zero point calibration
    • Slip indicator light illumination
    • Brake control warning light illumination
    • ABS warning light illumination
    • VSC control is prohibited or operation is incorrect
    Steering angle sensor
    1. Store steering angle neutral position and maximum steering angle
    2. Acquire steering sensor zero point
    		 VGRS system Refer to INITIALIZATION for Initialization
    Refer to CALIBRATION for Calibration
    • Removal/installation, replacement or adjustment of anything between steering wheel and tires (not including the tires and wheels)

      (Example: steering wheel replacement; steering column assembly removal/installation; steering sliding yoke or steering actuator assembly replacement or removal/installation; tie rod replacement, removal/installation or adjustment)

    • Steering control ECU
    		 Perform VGRS actuator neutral position calibration and initialization Steering wheel is off-center (even if steering wheel is in neutral position, tires are not straight ahead)
    Steering column (Multiplex tilt and telescopic ECU) (Steering lock actuator [Steering lock ECU])
    1. VGRS initialization
    2. VGRS calibration
    • Steering wheel is off-center (even if steering wheel is in neutral position, tires are not straight ahead)
    Code registration (immobilizer)
    • Smart access system with push-button start
    • Wireless door lock control function
    • Engine start
    • Seat and mirror memory call operation
    		 Refer to REGISTRATION
    • ID code box
    • Certification ECU
    • Steering lock ECU
    • Door control receiver
    • Key
    1. Perform identification code registration (key code, ECU code)
    2. Refer to immobilizer information of REGISTRATION procedures
    3. Perform seat "OPERATION CHECK"
    • Power steering ECU
    • Power steering link
    		 Perform rotation angle sensor initialization and torque sensor zero point calibration
    • EPS control
    • Steering effort is different between turning steering wheel to left and right
    • Steering effort varies
    • Rotation angle sensor or torque sensor malfunction DTC is stored
    		 Refer to CALIBRATION
    Seat belt control ECU Initialize pre-collision system Pre-collision system Refer to INITIALIZATION
    Occupant classification ECU
    • Perform zero point calibration
    • Registration ECU data
    • Occupant classification system
    • Passenger airbag ON/OFF indicator
    • Airbag system (Front passenger side)
    • Seat belt warning system (Front passenger side)
    		 Refer to INITIALIZATION for Initialization
    Refer to REGISTRATION for Registration
    Distance control ECU Initialize radar cruise control system
    • Dynamic radar cruise control system
    • Pre-collision function
    		 Refer to INSTALLATION - Step 4
    Millimeter wave radar sensor assembly Adjust millimeter wave radar sensor assembly (Dynamic radar cruise control system)
    • Dynamic radar cruise control system
    • Pre-collision system
    		 Refer to ADJUSTMENT - Step 1
    Clearance warning ECU Initialize intuitive parking assist system Steering sensing function of intuitive parking assist system Refer to INITIALIZATION
    Inner rear view mirror*1 Re-registration of codes in the garage door opener system
    • Register transmitter code
    • Rolling code systems
    		 Garage door opener system Refer to REGISTRATION
    DCM (Telematics Transceiver) DCM activation Safety connect system Refer to PRECAUTION
    Power window regulator motor assembly (Front RH, front LH, rear right RH, rear right LH) Initialize power window system
    • Door glass AUTO UP/DOWN function
    • Jam protection function
    • Key off (power switch OFF) operation function
    • Wireless transmitter-linked open function
    • Master switch remote control function
    		 Refer to INITIALIZATION
    Key
    (Only for vehicles with memory call settings present)    		 Rerecord memory call function Steering wheel is off-center (even if steering wheel is in neutral position, tires are not straight ahead) Refer to ON-VEHICLE INSPECTION
    • Sliding roof drive gear (Sliding roof ECU)
    • Sliding roof housing
    • Sliding roof drive cable
    		 Initialize sliding roof system
    • Auto operation
    • Sliding roof operation after power switch is turned OFF
    • Jam protection function
    • Wireless transmitter-linked operation function
    • Key-linked operation function (Driver's door only)
    • Entry lock switch-linked operation
    		 Refer to INITIALIZATION
    • *1: w/ Garage Door Opener System
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