HV RELAY ASSEMBLY

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during HV battery junction block assembly removal/installation are shown below.

Table 1. Necessary Procedure After Parts Removed/Installed/Replaced
Replacement Part or Procedure	Necessary Procedure	Effect/Inoperative when not Performed	Link
HV battery junction block assembly	Perform current sensor offset learning	DTCs are stored	Click here
Disconnect cable from negative auxiliary battery terminal	Memorize steering angle neutral point	LKA/LDA system (for Mono camera type)	for Stereo Camera type:Click here for Mono Camera type:Click here
		Lane control system (for Stereo camera type)
		Parking support brake system*
		Pre-collision system (for Mono camera type)
		Pre-collision system (for Stereo camera type)
		Adaptive high beam system
		Lighting system (EXT) Cornering lights
		Variable gear ratio steering system	Click here
		Parking assist monitor system	Click here
		Panoramic view monitor system	Click here
	Initialize rear door sunshade system	Rear door sunshade system	Click here
	Initialize power trunk lid system	Power trunk lid system	Click here
HV battery	Prediagnostic battery charge Battery diagnosis Battery status info update	Warning light illumination	Click here
DRS ECU (rear steering control ECU)	Perform neutral position memorization and motor rotation angle sensor calibration	Dynamic rear steering system Steering wheel off-center DTCs are output	Click here
for LHD: No.1 seat reclining adjuster assembly RH (Including removal and installation) for RHD: No.1 seat reclining adjuster assembly LH (Including removal and installation)	Initialize position control ECU	Rear power seat control system	Click here

*: When performing learning using the GTS. Click hereClick here

CAUTION:

Orange wire harnesses and connectors indicate high-voltage circuits. To prevent electric shock, always follow the procedure described in the repair manual.
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To prevent electric shock, wear insulated gloves when working on wire harnesses and components of the high voltage system.

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PROCEDURE

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PRECAUTION

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Click here
REMOVE HV BATTERY ASSEMBLY

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Click here
REMOVE UPPER HV BATTERY COVER PANEL

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Click here
REMOVE NO. 1 HYBRID BATTERY SHIELD SUB-ASSEMBLY

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Click here
REMOVE HV BATTERY JUNCTION BLOCK ASSEMBLY

CAUTION:

Be sure to wear insulated gloves and protective goggles.
1. Disconnect the 4 connectors.
  
  Note:
  Insulate the disconnected connectors with insulating tape.
2. Remove the 4 nuts and HV battery junction block assembly.
  Note:
  - Do not drop the HV battery junction block assembly, strike it with tools or subject it to impact.
  - If the HV battery junction block assembly is subjected to an impact, replace it with a new one.

HV RELAY ASSEMBLY REMOVAL