Last Modified: 08-21-2023 6.11:8.1.0 Doc ID: RM100000001AAW2
Model Year Start: 2019 Model: Avalon Prod Date Range: [04/2018 - 08/2021]
Title: CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM (for Gasoline Model): P157800; Brake System; 2019 - 2021 MY Avalon [04/2018 - 08/2021]

DTC

P157800

Brake System

DESCRIPTION

This DTC is stored when a malfunction is detected in the electronically controlled brake system. Check the electronically controlled brake system when DTC P157800 is stored.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

MIL

P157800

Brake System

While the vehicle speed is 5 km/h (3 mph) or more 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

Does not come on

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 2019 - 2021 MY Avalon [04/2018 - 08/2021]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model): HOW TO PROCEED WITH TROUBLESHOOTING

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