Lexus ES: Removal
REMOVAL
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.
Necessary Procedures After Parts Removed/Installed/Replaced| Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function when Necessary Procedure not Performed | Link |
|---|---|---|---|
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*: When performing learning using the Techstream.
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| Auxiliary battery terminal is disconnected/reconnected | Perform steering sensor zero point calibration | Lane Control System | |
| Pre-collision System | |||
| Parking Support Brake System* | |||
| Lighting System | |||
| Memorize steering angle neutral point | Parking assist monitor system | | |
| Panoramic view monitor system | | ||
| Initialize power trunk lid system | Power Trunk Lid System | | |
CAUTION:
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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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NOTICE:
- After the power switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the power switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal. (for Audio and Visual System)
- After the power switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the power switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal. (for Navigation System)
PROCEDURE
1. REMOVE SERVICE PLUG GRIP
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2. DISCONNECT ENGINE ROOM MAIN WIRE
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3. REMOVE CONNECTOR COVER ASSEMBLY
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4. CHECK TERMINAL VOLTAGE
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5. INSTALL CONNECTOR COVER ASSEMBLY
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6. CONNECT ENGINE ROOM MAIN WIRE
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7. REMOVE NO. 2 INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY
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8. REMOVE REAR DOOR SCUFF PLATE LH
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9. REMOVE REAR UNDER SIDE COVER LH
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10. REMOVE REAR DOOR SCUFF PLATE RH
HINT:
Use the same procedure as for the LH side.
11. REMOVE REAR UNDER SIDE COVER RH
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12. REMOVE REAR UNDER COVER
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13. REMOVE REAR SEAT CUSHION LEG SUB-ASSEMBLY
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14. REMOVE NO. 1 HV BATTERY COVER PANEL RH
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15. DISCONNECT HV FLOOR UNDER WIRE
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16. DISCONNECT FLOOR WIRE
CAUTION:
Be sure to wear insulated gloves.
| (a) Disengage the clamp. |
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(b) Disconnect the electric vehicle battery plug assembly connector.
(c) Disconnect the HV battery junction block assembly connector.
| (d) Disengage the 2 clamps to disconnect the floor wire. |
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17. REMOVE NO. 1 HYBRID BATTERY EXHAUST DUCT
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18. REMOVE UPPER HV BATTERY COVER SUB-ASSEMBLY
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19. REMOVE HV BATTERY JUNCTION BLOCK ASSEMBLY
CAUTION:
Be sure to wear insulated gloves and protective goggles.
| (a) Remove the bolt and disconnect the electric vehicle battery plug assembly. |
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| (b) Disconnect the HV battery junction block assembly connector. NOTICE: Insulate the disconnected connectors with insulating tape. |
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(c) Disengage the clamp.
| (d) Disengage the 2 claws and open the wiring harness protector. |
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| (e) Disconnect the HV battery junction block assembly connector. NOTICE: Insulate the disconnected connectors with insulating tape. |
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| (f) Using a screwdriver with its tip wrapped with protective tape, disengage the 2 claws and remove the wiring harness protector. |
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| (g) Disconnect the HV battery junction block assembly connector. |
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| (h) Remove the 4 nuts and HV battery junction block assembly from the HV battery. NOTICE: If the HV battery junction block assembly has been struck or dropped, replace it with a new one. |
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READ NEXT:
Inspection
INSPECTION PROCEDURE 1. INSPECT HV BATTERY JUNCTION BLOCK ASSEMBLY (a) Inspect SMRB: (1) Measure the resistance according to the value(s) in the table below. *a Component without harness connect
Installation
INSTALLATION PROCEDURE 1. INSTALL HV BATTERY JUNCTION BLOCK ASSEMBLY CAUTION: Be sure to wear insulated gloves and protective goggles. (a) Install the HV battery junction block assembly to the HV batt
SEE MORE:
System Description
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Utility
UTILITY NOTICE: If the forward recognition camera has been replaced due to a malfunction in the road sign assist system, be sure to perform forward recognition camera adjustment. Otherwise all systems that use the forward recognition camera may be affected. HINT: Forward recognition camera adjustmen
