| Last Modified: 07-31-2024 | 6.11:8.1.0 | Doc ID: RM100000001GYXE |
| Model Year Start: 2020 | Model: Corolla | Prod Date Range: [01/2019 - 09/2022] |
| Title: CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM (for 2ZR-FAE): P1578; Brake System Malfunction; 2020 - 2022 MY Corolla [01/2019 - 09/2022] | ||
|
DTC |
P1578 |
Brake System Malfunction |
DESCRIPTION
When a malfunction in the electronically controlled brake system is detected, DTC P1578 is stored.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
DTC Output from |
|---|---|---|---|---|
|
P1578 |
Brake System Malfunction |
When the ignition switch is ON and the dynamic radar cruise control system is operating, a malfunction in the electronically controlled brake system is detected for 0.2 seconds or more. |
Electronically controlled brake system |
Cruise Control |
PROCEDURE
|
1. |
GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM |
HINT:
If DTC P1578 is output by the dynamic radar cruise control system, perform troubleshooting for the electronically controlled brake system.
w/ Electric Parking Brake System: Click here
![2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 09/2022]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model with Electric Parking Brake System): HOW TO PROCEED WITH TROUBLESHOOTING](/t3Portal/stylegraphics/info.gif)
w/o Electric Parking Brake System: Click here
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