Last Modified: 06-05-2026 6.11:8.1.0 Doc ID: RM100000001CY4X
Model Year Start: 2019 Model: Corolla Hatchback Prod Date Range: [06/2018 - 01/2019]
Title: NETWORKING: LIN COMMUNICATION SYSTEM (for Gasoline Model): DTC CHECK / CLEAR; 2019 MY Corolla Hatchback [06/2018 - 01/2019]

DTC CHECK / CLEAR

1. CHECK DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Main Body or Smart Key / Trouble Codes.

Body Electrical > Main Body > Trouble Codes

Body Electrical > Smart Key > Trouble Codes

(e) Check the details of the DTCs.

Click here 2019 MY Corolla Hatchback [06/2018 - 01/2019]; NETWORKING: LIN COMMUNICATION SYSTEM (for Gasoline Model): DIAGNOSTIC TROUBLE CODE CHART

2. CLEAR DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Main Body or Smart Key / Trouble Codes.

Body Electrical > Main Body > Clear DTCs

Body Electrical > Smart Key > Clear DTCs

(e) Clear the DTCs.