Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001D0CF
Model Year Start: 2019 Model: Corolla Hatchback Prod Date Range: [06/2018 - 01/2019]
Title: SUPPLEMENTAL RESTRAINT SYSTEMS: STEERING PAD (except G16E-GTS): INSTALLATION; 2019 MY Corolla Corolla Hatchback Corolla HV [06/2018 - 01/2019]

INSTALLATION

PROCEDURE

1. INSTALL HORN BUTTON ASSEMBLY

(a) Check that the engine switch is off.

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

CAUTION:

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

(c) When using a new spiral cable sub-assembly:

(1) Engage the wire harness clamp and disconnect the airbag connector as shown in the illustration.

*a

Wire Harness Clamp

*b

Airbag Connector

Remove in this Direction

HINT:

Be sure to engage the wire harness clamp until it is locked.

(d) When reusing a spiral cable sub-assembly or spiral cable with sensor sub-assembly:

*a

Airbag Connector

*b

Horn Connector

*c

Airbag Connector Locking Button

*d

Wire Harness Clamp

Push in this Direction

(1) Engage the wire harness clamp.

(e) Connect the 2 airbag connectors to the horn button assembly.

NOTICE:

  • When connecting any airbag connector, take care not to damage the airbag wire harness.
  • Be sure to connect the connectors to each corresponding color.

(f) Push in the 2 airbag connector locking buttons to install the 2 airbag connectors.

(g) Connect the horn connector to the horn button assembly.

(h) Push the horn button assembly to engage the 3 pins carefully and install the horn button assembly.

NOTICE:

  • Make sure that the pins are securely inserted into the steering wheel assembly holes.
  • Make sure to engage the 2 upper pins first.
  • Make sure that the horn button assembly is securely installed.

2. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

Click here 2019 - 2022 MY Corolla Corolla Hatchback [06/2018 - 09/2022]; MAINTENANCE: M20A-FKS BATTERY: INSTALLATION+

NOTICE:

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

Click here 2019 MY Corolla Corolla Hatchback Corolla HV GR Corolla [06/2018 - 01/2019]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION

3. INSPECT HORN BUTTON ASSEMBLY

(a) Make sure that the horn sounds.

If the horn does not sound, inspect the horn system.

Click here 2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 09/2022]; HORN: HORN SYSTEM (for Gasoline Model): PROBLEM SYMPTOMS TABLE

4. PERFORM DIAGNOSTIC SYSTEM CHECK

Click here 2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 09/2022]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (for TMC Made Gasoline Model): DTC CHECK / CLEAR

5. INSPECT SRS WARNING LIGHT

Click here 2019 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 01/2019]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (for TMC Made Gasoline Model): OPERATION CHECK