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Repair Instruction: Initialization: Initialization

  1. PROCEDURES NECESSARY WHEN BATTERY TERMINAL IS DISCONNECTED/RECONNECTED 
    Necessary Procedure Effect / Inoperative Function When Necessary Procedures are not Performed See Procedure
    Reset back door close position
    • Power back door function
    • Back door closer function (w/ power back door system)
    		 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 Procedures are not Performed Note
    ECM Vehicle Identification Number (VIN) registration MIL comes on Refer to REGISTRATION for 1AR-FE
    Refer to REGISTRATION for 2GR-FE
    ECU communication ID registration (Engine immobilizer system)*3 Engine start Refer to REGISTRATION
    Automatic transaxle assembly
    1. Reset memory
    2. Transaxle compensation code Input
    3. Perform road test to allow TCM to Learn
    • Large shift shock
    • The deterioration of fuel efficiency
    		 Refer to INITIALIZATION for U660F Initialization
    Refer to REGISTRATION for U660F Registration
    Refer to INITIALIZATION for U760F Initialization
    Refer to REGISTRATION for U760F Registration
    Refer to INITIALIZATION for U660E Initialization
    Refer to REGISTRATION for U660E Registration
    Refer to INITIALIZATION for U760E Initialization
    Refer to REGISTRATION for U760E Registration
    • 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
    Shift solenoid valve SL1 and/or SL2 Perform road test to allow TCM to learn
    • Large shift shock
    • The deterioration of fuel efficiency
    TCM (If possible, read the transaxle compensation code from the previous TCM) Possible
    1. Reset memory
    2. Transaxle compensation code input (Into the new TCM)
    3. Perform road test to allow TCM to learn
    • Large shift shock
    • The deterioration of fuel efficiency
    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
    • Tire pressure warning ECU
    • Tire pressure warning valve and transmitter
    		 Code registration (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 warning function
    		 Refer to REGISTRATION
    Brake actuator assembly (Skid control ECU) Engine variant learning VSC function Refer to CALIBRATION
    Power steering ECU Rotation angle sensor initialization and torque sensor zero point calibration
    • P/S warning light comes on
    • EPS control
    		 Refer to CALIBRATION
    Steering column Rotation angle sensor initialization and torque sensor zero point calibration Steering effort is different between turning steering wheel to left and right
    Roof console box assembly*1 Re-registration of codes in the garage door opener system
    • Register transmitter code
    • Rolling code systems
    		 Garage door opener system Refer to REGISTRATION
    • Certification ECU (smart key ECU assembly)*2
    • Steering lock ECU (steering lock actuator assembly)*2
    • Key*2
    		 Code registration (Engine immobilizer system (w/ smart key system))
    • Wireless door lock control system
    • Smart key system
    • Engine start
    		 Refer to REGISTRATION
    Transponder key ECU*3
    1. Key code registration
    2. ECU communication ID registration
    		 Engine start Refer to REGISTRATION
    • Door control transmitter*3
    • Door control receiver*3
    		 Registration of recognition code (Wireless door lock control system (w/o smart key system)) Wireless door lock control system Refer to REGISTRATION
    • Occupant classification ECU
    • Front passenger seat
    1. Zero point calibration (Occupant classification system)
    2. Sensitivity check (Occupant classification system)
    • Occupant classification system
    • Passenger airbag ON/OFF indicator
    • Airbag system (Front passenger side)
    • Seat belt warning system (Front passenger side)
    		 Refer to INITIALIZATION
    • Power window regulator motor
    • Door window regulator
    		 Initialize power window control system
    • Automatic door glass open/ close function
    • Jam protection function
    • Operation function after ignition switch is turned off
    • Remote control function
    		 Refer to INITIALIZATION
    • Sliding roof ECU (sliding roof drive gear assembly)
    • Sliding roof glass
    • Sliding roof housing
    		 Initializing sliding roof ECU (pulse sensor initial position setting)
    • Automatic slide open, tilt up function of sliding roof
    • Jam protection function
    		 Refer to INITIALIZATION
    • Headlight leveling ECU
    • Rear height control sensor sub-assembly RH
    		 Perform headlight leveling ECU initialization Headlight leveling function Refer to INITIALIZATION
    • *1: w/ garage door opener system
    • *2: w/ smart key system
    • *3: w/o smart key system
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