Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM100000001GW0L |
Model Year Start: 2020 |
Model: GR Corolla |
Prod Date Range: [01/2019 - 03/2019] |
Title: POWER DISTRIBUTION: INTEGRATION RELAY: 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 the No. 1 integration relay removal/installation are shown below.
Necessary Procedure 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 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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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)
Necessary Procedure 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 Procedures are 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 (for HV Model)
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Pre-collision System (for HV Model)
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NOTICE:
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))
PROCEDURE
1. PRECAUTION
NOTICE:
After turning the engine 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. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL
for M20A-FKS: Click here
for 2ZR-FAE: Click here
for 2ZR-FXE: Click here
3. REMOVE NO. 1 RELAY BLOCK COVER
(a) Disengage the 3 claws to remove the No. 1 relay block cover as shown in the illustration.
*A
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for Gasoline Model
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*B
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for HV Model
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Remove in this Direction
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4. REMOVE NO. 1 INTEGRATION RELAY
(a) Using a screwdriver, disengage the 2 claws.
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Remove in this Direction
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(b) Pull the No. 1 integration relay as shown in the illustration.
NOTICE:
When pulling the No. 1 integration relay, take care not to damage it.
(c) Disconnect the 2 connectors to remove the No. 1 integration relay.
NOTICE:
When pulling the No. 1 integration relay, take care not to damage it.
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