SUPPLEMENTAL RESTRAINT SYSTEMS: FRONT AIRBAG SENSOR: REMOVAL; 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019

Last Modified: 05-13-2024	6.11:8.1.0	Doc ID: RM100000001GX8D
Model Year Start: 2020	Model: GR Corolla	Prod Date Range: [01/2019 - 03/2019]
Title: SUPPLEMENTAL RESTRAINT SYSTEMS: FRONT AIRBAG SENSOR: 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 front airbag sensor removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced (for HV Model)

Replaced Part or Performed Procedure	Necessary Procedure	Effect/Inoperative Function when Necessary Procedure not Performed	Link
Disconnect cable from negative auxiliary battery terminal	Perform steering sensor zero point calibration	Lane Control System
Disconnect cable from negative auxiliary battery terminal	Perform steering sensor zero point calibration	Pre-collision System

Necessary Procedures After Parts Removed/Installed/Replaced (for Gasoline Model)

Replaced Part or Performed Procedure	Necessary Procedure	Effect/Inoperative Function when Necessary Procedure not Performed
*1: for Hatchback
Disconnect cable from negative auxiliary battery terminal	Perform steering sensor zero point calibration	Lane Control System
		Pre-collision System
		Lighting System (w/ AFS)(EXT)
	Initialize back door lock*1	Power Door Lock Control System

NOTICE:

for HV Model:

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 Audio and Visual System (for Gasoline Model))
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)

HINT:

Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.

PROCEDURE

1. PRECAUTION

CAUTION:

Be sure to read Precaution thoroughly before servicing.

for HV Model: Click here

for Gasoline Model: Click here

NOTICE:

After turning the ignition switch (for Gasoline Model) or power switch (for HV Model) off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary 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

CAUTION:

Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.

NOTICE:

When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

Click here

3. REMOVE FRONT AIRBAG SENSOR

(a) Check that the ignition switch (for Gasoline Model) or power switch (for HV Model) is off.

(b) Check that the cable is disconnected from the negative (-) auxiliary battery terminal.

CAUTION:

Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.

NOTICE:

When disconnecting any airbag connector, take care not to damage the airbag wire harness.

(1) Push down the white housing lock and slide the yellow CPA. (At this time, the connector cannot be disconnected yet.)

*a	White Housing Lock	*b	Yellow CPA
*c	Connector lock is released	-	-

(2) Push down the white housing lock again and disconnect the connector.

NOTICE:

Do not push down the part (A) shown in the illustration when disconnecting the connector.

(d) Remove the bolt and disengage the claw to remove the front airbag sensor.

(e) Check that the position of the white housing lock is as shown in the illustration.

Incorrect

Correct