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 battery voltage sensor removal/installation are shown below.
Necessary Procedures After Parts Removed/Installed/Replaced| Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function when Necessary Procedures not Performed | Link |
|---|---|---|---|
|
*1: 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 | | |
| Replacement of HV battery | Battery status info update | HV battery status information cannot be updated | |
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.
NOTICE:
- The type of battery voltage sensor to be used varies depending on the vehicle model.
-
The type of battery voltage sensor can be confirmed by the color of the label.
*a
Blue Label
- If the wrong type of battery voltage sensor is installed, the power switch cannot be turned on (READY).
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After installing the battery voltage sensor, perform the following to check that the power switch can be turned on (READY).
- Turn the power switch on (READY).
- Turn the power switch off and wait for 30 seconds or more.
- Turn the power switch on (READY) again.
- 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. PRECAUTION
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2. REMOVE HV BATTERY
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3. REMOVE UPPER HV BATTERY COVER SUB-ASSEMBLY
CAUTION:
Be sure to wear insulated gloves and protective goggles.
| (a) Remove the 8 bolts, 4 nuts and upper HV battery cover sub-assembly from the HV battery. |
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4. REMOVE NO. 1 HV BATTERY SHIELD PANEL
CAUTION:
Be sure to wear insulated gloves and protective goggles.
| (a) Disengage the clamp. |
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(b) Disconnect the battery voltage sensor connector.
| (c) Remove the bolt and nut. |
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(d) Pull back the rear No. 1 HV battery shield and remove the No. 1 HV battery shield panel from the HV battery.
| *1 | No. 1 HV Battery Shield Panel |
| *2 | Rear No. 1 HV Battery Shield |
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5. REMOVE BATTERY VOLTAGE SENSOR
CAUTION:
Be sure to wear insulated gloves and protective goggles.
| (a) Disconnect the battery voltage sensor connector. NOTICE: Insulate each disconnected high-voltage connector with insulating tape. Wrap the connector from the wire harness side to the end of the connector. |
|
| (b) Remove the bolt and battery voltage sensor from the HV battery. NOTICE: If the battery voltage sensor has been struck or dropped, replace it. |
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READ NEXT:
Installation
INSTALLATION PROCEDURE 1. INSTALL BATTERY VOLTAGE SENSOR CAUTION: Be sure to wear insulated gloves and protective goggles. (a) Install the battery voltage sensor to the HV battery with the bolt. To
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