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Repair Instruction: Initialization: Initialization

  1. PROCEDURES NECESSARY WHEN BATTERY TERMINAL IS DISCONNECTED/RECONNECTED 
    Necessary Procedure Effect / Inoperative Function When Necessary Procedure is not Performed See
    Reset back door close position Power back door function Refer to INITIALIZATION
    NOTE:

    It may not be possible to release the steering lock or start the engine when the battery voltage is low. If this occurs, initialization of the steering lock system is required, refer to INITIALIZATION

  2. PROCEDURES NECESSARY WHEN ECU OR OTHER PARTS ARE REPLACED 
    Replacement Part Necessary Procedure Effect / Inoperative Function when Necessary Procedure are not Performed See
    for 2GR Engine:
    • ECM
    		 Reset memory
    • Large shift shock
    • The deterioration of fuel efficiency
    		 Refer to INITIALIZATION *1
    Refer to INITIALIZATION *2
    ECU communication ID registration Engine start Refer to REGISTRATION *3
    Refer to REGISTRATION *4
    Vehicle Identification Number (VIN) registration MIL comes on Refer to REGISTRATION
    for 1AR Engine:
    • ECM
    		 ECU communication ID registration Engine start Refer to REGISTRATION
    Vehicle Identification Number (VIN) registration MIL comes on Refer to REGISTRATION
    for U151E, U151F Transaxle:
    • Automatic transaxle assembly
    • Engine assembly
    		 Reset memory
    • Large shift shock
    • The deterioration of fuel efficiency
    		 Refer to INITIALIZATION *1
    Refer to INITIALIZATION *2
    for U760E Transaxle:
    • Automatic transaxle assembly
    		 Reset memory
    • Large shift shock
    • The deterioration of fuel efficiency
    		 Refer to INITIALIZATION
    Transaxle Compensation Code Input
    • Large shift shock
    • The deterioration of fuel efficiency
    		 Refer to REGISTRATION
    Perform road test to allow TCM to Learn
    • Large shift shock
    • The deterioration of fuel efficiency
    		 Refer to INITIALIZATION
    for U760E Transaxle:
    • Valve Body Assembly
    • Shift Solenoid Valve SL3 and/or SL4
    1. Reset memory
    2. Reset transaxle Compensation Code
    3. Perform road test to allow TCM to Learn
    • Large shift shock
    • The deterioration of fuel efficiency
    		 Refer to INITIALIZATION
    for U760E Transaxle:
    • Shift Solenoid Valve SL1 and/or SL2
    		 Perform road test to allow TCM to Learn
    • Large shift shock
    • The deterioration of fuel efficiency
    for U760E Transaxle:
    • TCM (If possible, read the transaxle compensation code from the previous TCM)
    		 Possible Reset memory
    • Large shift shock
    • The deterioration of fuel efficiency
    		 Refer to INITIALIZATION
    Transaxle Compensation Code Input (Into new TCM)
    • Large shift shock
    • The deterioration of fuel efficiency
    		 Refer to REGISTRATION
    Perform road test to allow TCM to Learn
    • Large shift shock
    • The deterioration of fuel efficiency
    		 Refer to INITIALIZATION
    Impossible
    1. Reset memory
    2. Reset transaxle Compensation Code
    3. Perform road test to allow TCM to Learn
    • Large shift shock
    • The deterioration of fuel efficiency
    		 Refer to INITIALIZATION
    Tire pressure warning ECU
    1. Register transmitter IDs
    2. Initialize tire pressure warning system
    • When DTC detection conditions of "transmitter ID not received" DTC are met, TPWS indicator blinks for 1 minute, and then illuminates.
    • Tire pressure monitoring function
    		 Refer to INITIALIZATION for Initialization
    Refer to REGISTRATION for Registration
    Tire pressure warning valve and transmitter
    1. Register transmitter IDs
    2. Initialize tire pressure warning system
    • When DTC detection conditions of "transmitter ID not received" DTC are met, TPWS indicator blinks for 1 minute, and then illuminates.
    • Tire pressure monitoring function of replaced wheel
    • Yaw rate and acceleration sensor
    • Brake actuator assembly (Skid control ECU)
    1. Clear zero point calibration data
    2. Perform yaw rate and acceleration sensor zero point calibration
    • Slip indicator light comes on
    • VSC disabled or malfunctioning
    		 Refer to CALIBRATION
    Steering lock actuator (Steering lock ECU) *3 ECU code registration Engine start Refer to REGISTRATION
    • Occupant Classification ECU
    • Front seat assembly
    • Perform zero point calibration
    • Sensitivity check
    • Occupant classification system
    • Passenger airbag ON/OFF indicator
    • Airbag system (Front passenger side)
    • Seat belt warning system (Front passenger side)
    		 Refer to INITIALIZATION
    • Certification ECU *3
    • Electrical key transmitter *3
    		 Key ID registration
    • Wireless door lock control system
    • Smart key System
    • Engine start
    		 Refer to REGISTRATION
    ID code box *3
    1. ECU code registration
    2. ECU communication ID registration
    • Wireless door lock control system
    • Smart key System
    • Engine start
    		 Refer to REGISTRATION
    Transponder key ECU *4
    1. Key code registration
    2. ECU communication ID registration
    		 Engine start Refer to REGISTRATION
    Door control transmitter *4 Key code registration Engine start Refer to REGISTRATION
    Refer to wireless door lock control system (w/o Smart key System) "Registration" procedures Wireless door lock control system Refer to REGISTRATION
    Door control receiver *4 Refer to wireless door lock control system (w/o Smart key System) "Registration" procedures Wireless door lock control system
    • Power window regulator motor (Driver door)
    • Front door window regulator (Driver door)
    		 Perform power window reset (initialization of pulse sensor)
    • Automatic door glass open/close function
    • Jam protection function
    • Operation function after ignition switch off
    • Operation of each passenger window using power window switch at the driver door
    		 Refer to INITIALIZATION
    Back door lock motor Reset back door close position Power back door function Refer to INITIALIZATION
    • Sliding roof drive gear sub-assembly (Sliding roof ECU)
    • Sliding roof housing
    • Sliding roof drive cable
    		 Perform sliding roof drive gear reset
    • Automatic open/close function of roof glass
    • Jam protection function
    • Operation function after ignition switch off
    		 Refer to INITIALIZATION

    HINT: 

    • *1: for U151E
    • *2: for U151F
    • *3: w/ Smart key System
    • *4: w/o Smart key System
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