Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM100000001HZI3 |
Model Year Start: 2020 |
Model: GR Corolla |
Prod Date Range: [03/2019 - 09/2022] |
Title: SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION ECU: REMOVAL; 2020 - 2022 MY Corolla Corolla Hatchback Corolla HV GR Corolla [03/2019 - 09/2022] |
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 occupant detection ECU removal/installation are shown below.
Necessary Procedures After Parts Removed/Installed/Replaced (for HV Model)
Replaced Part or Performed Procedure
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Necessary Procedure
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Effect/Inoperative Function when Necessary Procedure not Performed
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Link
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Disconnect cable from negative auxiliary battery terminal
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Perform steering sensor zero point calibration
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Lane Control System
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Pre-collision System
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Replacement of the occupant detection ECU
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Removal/installation of the front passenger seat
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Zero point calibration (Occupant classification system)
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Occupant Classification System
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Passenger airbag ON/OFF indicator
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Airbag System (Front passenger side)
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Seat Belt Warning System (Front passenger)
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Necessary Procedures After Parts Removed/Installed/Replaced (for Gasoline Model)
Replaced Part or Performed Procedure
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Necessary Procedure
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Effect/Inoperative Function when Necessary Procedure not Performed
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Link
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Disconnect cable from negative auxiliary battery terminal
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Perform steering sensor zero point calibration
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Lane Control System
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Pre-collision System
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Lighting System (w/ AFS)(EXT)
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Initialize back door lock*1
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Power Door Lock Control System
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Replacement of the occupant detection ECU
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Removal/installation of the front passenger seat
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Zero point calibration (Occupant classification system)
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-
Occupant Classification System
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Passenger airbag ON/OFF indicator
-
Airbag System (Front passenger side)
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Seat Belt Warning System (Front passenger)
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NOTICE:
for HV Model:
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After the power switch is turned off, the radio and display 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 (for HV Model))
for Gasoline Model:
-
After the ignition switch is turned off, the radio and display receiver assembly records various types of memory and settings. As a result, after turning the ignition switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal. (for Navigation System and Audio and Visual System (for Gasoline Model))
PROCEDURE
1. REMOVE FRONT SEAT ASSEMBLY RH
HINT:
Use the same procedure as for the LH side.
Click here
2. REMOVE OCCUPANT DETECTION ECU
(a) Disconnect the 2 connectors.
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(b) Using a screwdriver with its tip wrapped with protective tape, disengage the claw and remove the occupant detection ECU.
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