Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001GX48
Model Year Start: 2020 Model: GR Corolla Prod Date Range: [01/2019 - 03/2019]
Title: SUPPLEMENTAL RESTRAINT SYSTEMS: KNEE AIRBAG ASSEMBLY: 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 lower No. 1 instrument panel airbag assembly 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

2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; PRE-COLLISION: PRE-COLLISION SYSTEM (for HV Model): INITIALIZATION

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

Link

*1: for Hatchback

Disconnect cable from negative auxiliary battery terminal

Perform steering sensor zero point calibration

Lane Control System

2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 09/2022]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): INITIALIZATION

Pre-collision System

Lighting System (w/ AFS)(EXT)

Initialize back door lock*1

Power Door Lock Control System

2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 09/2022]; DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM (for Hatchback, Gasoline Model): INITIALIZATION

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)

PROCEDURE

1. PRECAUTION

CAUTION:

Be sure to read Precaution thoroughly before servicing.

for HV Model: Click here 2020 MY Corolla Corolla HV [01/2019 - 04/2020]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (for HV Model): PRECAUTION

for Gasoline Model: Click here 2020 MY Corolla Corolla Hatchback GR Corolla [01/2019 - 04/2020]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (for TMC Made Gasoline Model): PRECAUTION

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 2020 MY Corolla Corolla Hatchback [01/2019 - 03/2019]; MAINTENANCE: M20A-FKS BATTERY: REMOVAL+

for 2ZR-FAE: Click here 2020 MY Corolla [01/2019 - 03/2019]; MAINTENANCE: 2ZR-FAE BATTERY: REMOVAL+

for 2ZR-FXE: Click here 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; MAINTENANCE: 2ZR-FXE AUXILIARY BATTERY: REMOVAL+

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 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - 03/2019]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION

3. REMOVE FRONT DOOR SCUFF PLATE LH

for Hatchback: Click here 2019 - 2021 MY Corolla Corolla Hatchback Corolla HV GR Corolla [06/2018 - 06/2020]; INTERIOR PANELS / TRIM: ROOF HEADLINING (for Hatchback): REMOVAL+

for Sedan: Click here 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - 03/2019]; INTERIOR PANELS / TRIM: ROOF HEADLINING (for Sedan): REMOVAL+

4. REMOVE COWL SIDE TRIM SUB-ASSEMBLY LH

for Hatchback: Click here 2019 - 2021 MY Corolla Corolla Hatchback Corolla HV GR Corolla [06/2018 - 06/2020]; INTERIOR PANELS / TRIM: ROOF HEADLINING (for Hatchback): REMOVAL+

for Sedan: Click here 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - 03/2019]; INTERIOR PANELS / TRIM: ROOF HEADLINING (for Sedan): REMOVAL+

5. REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY

Click here 2020 - 2022 MY Corolla Corolla Hatchback Corolla HV [01/2019 - 09/2022]; INTERIOR PANELS / TRIM: FRONT CONSOLE BOX (except G16E-GTS): REMOVAL+

6. REMOVE NO. 1 INSTRUMENT SIDE PANEL

Click here 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - 03/2019]; INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL+

7. DISCONNECT HOOD LOCK CONTROL LEVER SUB-ASSEMBLY

Click here 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - 03/2019]; INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL+

8. REMOVE LOWER INSTRUMENT PANEL FINISH PANEL

Click here 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - 03/2019]; INTERIOR PANELS / TRIM: INSTRUMENT PANEL SAFETY PAD: REMOVAL+

9. REMOVE LOWER CENTER INSTRUMENT PANEL FINISH PANEL

Click here 2020 - 2022 MY Corolla Corolla Hatchback Corolla HV [01/2019 - 09/2022]; INTERIOR PANELS / TRIM: FRONT CONSOLE BOX (except G16E-GTS): REMOVAL+

10. REMOVE LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY

CAUTION:

When storing the lower No. 1 instrument panel airbag assembly, keep the airbag deployment side facing upward.

Deployment Side

(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.

(c) Remove the 2 bolts.

(d) Disengage the 2 claws and separate the lower No. 1 instrument panel airbag assembly.

NOTICE:

When separating the lower No. 1 instrument panel airbag assembly, do not pull the airbag wire harness.

*a

Protective Tape

*b

Airbag Connector

*c

Airbag Connector Locking Button

Release in this Direction

(e) Using a screwdriver with its tip wrapped with protective tape, release the airbag connector locking button.

(f) Disconnect the airbag connector to remove the lower No. 1 instrument panel airbag assembly.

NOTICE:

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