# WHEN REMOVING,INSTALLING,REPAIRING OR REPLACING PARTS > PROCEDURES NECESSARY WHEN ECU OR OTHER PARTS ARE REPLACED

Procedures Necessary when ECU or Other Parts are Replaced (for USA)
Replacement Part | Necessary Procedure | Effect or Inoperative Function when Necessary Procedure is not Performed
ECM | Vehicle Identification Number (VIN) registration | MIL comes on
Millimeter wave radar sensor assembly | Adjust millimeter wave radar sensor assembly (Dynamic radar cruise control system) |

1. Dynamic radar cruise control system
2. Pre-collision system

1. Tire pressure warning ECU
2. Tire pressure warning valve and transmitter

1. Code registration (Tire pressure warning system)
2. Initialization

1. When DTC detection conditions of "transmitter ID not received" DTC are met, TPWS indicator blinks for 1 minute, and then illuminates.
2. Tire pressure warning function

Brake booster with master cylinder (Skid control ECU, brake actuator or pressure sensor) |

1. Initialization and calibration of the linear solenoid valve
2. Yaw rate and acceleration sensor zero point calibration

1. ABS warning light illumination
2. Slip indicator light illumination
3. Brake warning light / yellow (minor malfunction) illumination
4. VSC disabled or malfunctioning

1. Brake pedal stroke sensor
2. Brake pedal

1. Clearing stored linear solenoid valve calibration data
2. Initialization and calibration of the linear solenoid valve

1. ABS warning light illumination
2. Slip indicator light illumination
3. Brake warning light / yellow (minor malfunction) illumination
4. VSC disabled or malfunctioning

Yaw rate and acceleration sensor |

1. Clearing zero point calibration data
2. Yaw rate and acceleration sensor zero point calibration

1. ABS warning light illumination
2. Slip indicator light illumination
3. Brake warning light / yellow (minor malfunction) illumination
4. VSC disabled or malfunctioning

Power steering ECU assembly | Rotation angle sensor initialization and torque sensor zero point calibration |

1. P/S warning light comes on
2. EPS control

Steering column assembly | Rotation angle sensor initialization and torque sensor zero point calibration | Steering effort is different between turning steering wheel to left and right
Spiral with sensor cable sub-assembly |

1. Correct steering angle neutral point
2. Steering angle setting

Parking assist monitor system
Parking assist ECU | Parking assist ECU initialization | Parking assist monitor system

1. Suspension, tires, etc.
2. Rear television camera assembly

Rear television camera optical axis adjustment (Camera position setting)
Parking assist monitor system

1. Map light assembly
2. Garage door opener transmitter

Re-registration of codes in the garage door opener system

1. Register transmitter code
2. Rolling code systems

Garage door opener system
DCM (Telematics Transceiver) | DCM activation | Safety connect system

1. Certification ECU (smart key ECU assembly)
2. ID code box (immobiliser code ECU)
3. Transmission control ECU assembly
4. Key

Code registration (Engine immobiliser system)

1. Wireless door lock control system
2. Smart access system with push-button start system
3. Hybrid control system start

1. Occupant classification ECU
2. Front passenger seat

1. Zero point calibration (Occupant classification system)
2. Sensitivity check (Occupant classification system)

1. Occupant classification system
2. Passenger airbag ON/OFF indicator
3. Airbag system (Front passenger side)
4. Seat belt warning system (Front passenger)

1. Power window regulator motor assembly
2. Door window regulator
3. Door grass and/or door grass run etc

Initialize power window control system

1. Automatic door glass open/ close function
2. Jam protection function
3. Operation function after power switch is turned off

1. Sliding roof ECU (sliding roof drive gear sub-assembly)
2. Sliding roof housing
3. Sliding roof glass

Initialize sliding roof ECU (pulse sensor initial position setting)

1. Automatic function of sliding roof
2. Jam protection function
3. Operation function after power switch is turned off

AFS ECU (headlight swivel ECU assembly) | Perform AFS ECU (headlight swivel ECU assembly) initialization |

1. Automatic level function
2. AFS function

Rear height control sensor sub-assembly RH | Perform AFS ECU (headlight swivel ECU assembly) initialization | Automatic level function

Procedures Necessary when ECU or Other Parts are Replaced (except USA)
Replacement Part | Necessary Procedure | Effect or Inoperative Function when Necessary Procedure is not Performed
Millimeter wave radar sensor assembly | Adjust millimeter wave radar sensor assembly (Dynamic radar cruise control system) |

1. Dynamic radar cruise control system
2. Pre-crash safety system

Brake booster with master cylinder (Skid control ECU, brake actuator or pressure sensor) |

1. Initialization and calibration of the linear solenoid valve
2. Yaw rate and acceleration sensor zero point calibration

1. ABS warning light illumination
2. Slip indicator light illumination
3. Brake warning light / yellow (minor malfunction) illumination
4. VSC disabled or malfunctioning

1. Brake pedal stroke sensor
2. Brake pedal

1. Clearing stored linear solenoid valve calibration data
2. Initialization and calibration of the linear solenoid valve

1. ABS warning light illumination
2. Slip indicator light illumination
3. Brake warning light / yellow (minor malfunction) illumination
4. VSC disabled or malfunctioning

Yaw rate and acceleration sensor |

1. Clearing zero point calibration data
2. Yaw rate and acceleration sensor zero point calibration

1. ABS warning light illumination
2. Slip indicator light illumination
3. Brake warning light / yellow (minor malfunction) illumination
4. VSC disabled or malfunctioning

Power steering ECU assembly | Rotation angle sensor initialization and torque sensor zero point calibration |

1. P/S warning light comes on
2. EPS control

Steering column assembly | Rotation angle sensor initialization and torque sensor zero point calibration | Steering effort is different between turning steering wheel to left and right
Spiral with sensor cable sub-assembly |

1. Correct steering angle neutral point
2. Steering angle setting

Parking assist monitor system
Parking assist ECU | Parking assist ECU initialization | Parking assist monitor system

1. Suspension, tires, etc.
2. Rear television camera

Rear television camera optical axis adjustment (Camera position setting)
Parking assist monitor system

1. Map light assembly
2. Garage door opener transmitter

Re-registration of codes in the garage door opener system

1. Register transmitter code
2. Rolling code systems

Garage door opener system

1. Certification ECU (smart key ECU assembly)
2. ID code box (immobiliser code ECU)
3. Transmission control ECU assembly
4. Key

Code registration (Engine immobiliser system)

1. Wireless door lock control system
2. Entry and start system
3. Push-button start system
4. Hybrid control system start

1. Power window regulator motor assembly
2. Door window regulator
3. Door grass and/or door grass run etc

Initialize power window control system

1. Automatic door glass open/ close function
2. Jam protection function
3. Operation function after power switch is turned off

1. Sliding roof ECU (sliding roof drive gear sub-assembly)
2. Sliding roof housing
3. Sliding roof glass

Initialize sliding roof ECU (pulse sensor initial position setting)

1. Automatic function of sliding roof
2. Jam protection function
3. Operation function after power switch is turned off

AFS ECU (headlight swivel ECU assembly) | Perform AFS ECU (headlight swivel ECU assembly) initialization |

1. Automatic level function
2. AFS function

Rear height control sensor sub-assembly RH | Perform AFS ECU (headlight swivel ECU assembly) initialization | Automatic level function