Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001G171
Model Year Start: 2019 Model: RAV4 HV Prod Date Range: [11/2018 - 12/2021]
Title: CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM (for HV Model): P057113; Brake Switch "A" Circuit Open; 2019 - 2021 MY RAV4 HV [11/2018 - 12/2021]

DTC

P057113

Brake Switch "A" Circuit Open

DESCRIPTION

When the brakes are applied by the dynamic radar cruise control system, the skid control ECU (brake booster with master cylinder assembly) operates the stop light control relay (stop light switch assembly) to illuminate the stop lights.

If the hybrid vehicle control ECU assembly receives a signal from the skid control ECU (brake booster with master cylinder assembly) indicating a malfunction of the stop light control relay, DTC P057113 is stored.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

MIL

DTC Output from

P057113

Brake Switch "A" Circuit Open

When the dynamic radar cruise control system is operating, the hybrid vehicle control ECU assembly detects a signal indicating a stop light control relay malfunction from the skid control ECU (brake booster with master cylinder assembly) for approximately 1 second or more.

Electronically controlled brake system

Does not come on

Radar Cruise1

PROCEDURE

1.

CHECK ELECTRONICALLY CONTROLLED BRAKE SYSTEM

(a) Check the electronically controlled brake system.

Click here 2019 - 2021 MY RAV4 RAV4 HV [11/2018 - 12/2021]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (w/o Vacuum Brake Booster): HOW TO PROCEED WITH TROUBLESHOOTING

HINT:

When P057113 is detected by the dynamic radar cruise control system, C1380 may also be detected in the electronically controlled brake system. Therefore, check the electronically controlled brake system first when P057113 is detected.

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