Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM1000000021J2B
Model Year Start: 2022 Model: RAV4 HV Prod Date Range: [12/2021 -           ]
Title: CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM (for HV Model): P057504,P057549; Cruise Control System Internal Failure; 2022 - 2024 MY RAV4 HV [12/2021 -        ]

DTC

P057504

Cruise Control System Internal Failure

DTC

P057549

Cruise Control Internal Electronic Failure

DESCRIPTION

When the hybrid vehicle control ECU assembly detects an internal malfunction, DTC P057504 or P057549 is stored.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

MIL

DTC Output from

P057504

Cruise Control System Internal Failure

When the dynamic radar cruise control system is operating, the hybrid vehicle control ECU assembly detects a malfunction in the internal cancel circuit for 0.4 seconds or more.

Hybrid vehicle control ECU assembly

Does not come on

Radar Cruise1

P057549

Cruise Control Internal Electronic Failure

When the dynamic radar cruise control system is operating, the hybrid vehicle control ECU assembly detects a malfunction in the internal STP signal circuit for 0.2 seconds or more.

Hybrid vehicle control ECU assembly

Does not come on

Radar Cruise1

CAUTION / NOTICE / HINT

NOTICE:

Before replacing the hybrid vehicle control ECU assembly, refer to Registration.

w/ Smart Key System: Click here 2022 - 2024 MY RAV4 HV [12/2021 -        ]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function, HV Model): REGISTRATION

w/o Smart Key System: Click here 2019 - 2022 MY RAV4 HV [02/2019 - 10/2022]; THEFT DETERRENT / KEYLESS ENTRY: IMMOBILISER SYSTEM (for HV Model without Smart Key System): REGISTRATION 2023 - 2024 MY RAV4 HV [10/2022 -        ]; THEFT DETERRENT / KEYLESS ENTRY: IMMOBILISER SYSTEM (for HV Model without Smart Key System): REGISTRATION

PROCEDURE

1.

CHECK FOR DTCs (Radar Cruise1)

(a) Clear the DTCs.

Click here 2022 - 2024 MY RAV4 HV [12/2021 -        ]; CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM (for HV Model): DTC CHECK / CLEAR

Powertrain > Radar Cruise1 > Clear DTCs

(b) Make sure that the DTC detection conditions are met.

HINT:

If the detection conditions are not met, the system cannot detect the malfunction.

(c) Check for DTCs.

Click here 2022 - 2024 MY RAV4 HV [12/2021 -        ]; CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM (for HV Model): DTC CHECK / CLEAR

Powertrain > Radar Cruise1 > Trouble Codes

Result

Proceed to

DTC P057504 and P057549 are not output.

A

DTC P057504 or P057549 is output.

B

A

USE SIMULATION METHOD TO CHECK

B

REPLACE HYBRID VEHICLE CONTROL ECU ASSEMBLY 2022 MY RAV4 HV [12/2021 - 10/2022]; HYBRID / BATTERY CONTROL: HYBRID VEHICLE CONTROL ECU: REMOVAL 2023 MY RAV4 HV [10/2022 - 10/2023]; HYBRID / BATTERY CONTROL: HYBRID VEHICLE CONTROL ECU: REMOVAL 2024 MY RAV4 HV [10/2023 -        ]; HYBRID / BATTERY CONTROL: HYBRID VEHICLE CONTROL ECU: REMOVAL