Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM100000001GYXA
Model Year Start: 2020 Model: Corolla Prod Date Range: [01/2019 - 09/2022]
Title: CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM (for 2ZR-FAE): DTC CHECK / CLEAR; 2020 - 2022 MY Corolla [01/2019 - 09/2022]

DTC CHECK / CLEAR

CHECK FOR DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Powertrain / Radar Cruise 1*1 or Radar Cruise 2*2 / Trouble Codes.

Powertrain > Cruise Control > Trouble Codes

Powertrain > Radar Cruise2 > Trouble Codes

  • *1: Stored in the ECM
  • *2: Stored in the forward recognition camera

(e) Check for DTCs (Test Failed / Pending / Confirmed).

Techstream Display

Description

Test Failed

Shows the malfunction judgment results during the current trip.

Pending

Shows the malfunction judgment results up to now. (Indicates the possibility of a malfunction when no DTC is confirmed.)

Confirmed

Shows the DTCs confirmed up to now. (The number of current trips differs for each DTC.)

HINT:

Freeze frame data is stored respectively for pending DTCs, confirmed DTCs and the latest DTCs.

CLEAR DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Powertrain / Radar Cruise 1*1 or Radar Cruise 2*2 / Clear DTCs.

Powertrain > Cruise Control > Clear DTCs

Powertrain > Radar Cruise2 > Clear DTCs

  • *1: Stored in the ECM
  • *2: Stored in the forward recognition camera

(e) Clear the DTCs.

HINT:

Clearing the DTCs will also clear the freeze frame data.