Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM100000001GVGE |
Model Year Start: 2020 |
Model: GR Corolla |
Prod Date Range: [01/2019 - 03/2019] |
Title: THEFT DETERRENT / KEYLESS ENTRY: TRANSPONDER KEY ECU: REMOVAL; 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - 03/2019] |
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 transponder key ECU assembly removal/installation are shown below.
Necessary Procedure After Parts Removed/Installed/Replaced
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 battery terminal
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Perform steering sensor zero point calibration
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Lane Control System (for Gasoline Model)
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Pre-collision System (for Gasoline Model)
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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 (for Hatchback, Gasoline Model)
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Transponder key ECU assembly*2
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Code registration (Immobiliser system)
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Engine start
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CAUTION:
Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing.
Click here
NOTICE:
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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 Audio and Visual System (for Gasoline Model))
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After the engine switch is turned off, the radio and display receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal. (for Navigation System)
PROCEDURE
1. PRECAUTION
NOTICE:
After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.
2. REMOVE AIR CONDITIONER UNIT ASSEMBLY
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3. REMOVE TRANSPONDER KEY ECU ASSEMBLY
(a) Disconnect the connector to remove the transponder key ECU assembly.
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