Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM100000001GZ6R
Model Year Start: 2020 Model: Corolla Prod Date Range: [01/2019 - 09/2022]
Title: CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM (for HV Model): P157800; Brake System; 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]

DTC

P157800

Brake System

DESCRIPTION

When a malfunction in the electronically controlled brake system is detected, DTC P157800 is stored.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

P157800

Brake System

When the power switch is on (IG) 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 P157800 is output by the dynamic radar cruise control system, perform troubleshooting for the electronically controlled brake system.

Click here 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for HV Model): HOW TO PROCEED WITH TROUBLESHOOTING

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