Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM1000000021J2K
Model Year Start: 2022 Model: RAV4 HV Prod Date Range: [12/2021 -           ]
Title: CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM (for HV Model): U032257; Software Incompatibility with Body Control Module Invalid/Incompatible Software Component; 2022 - 2024 MY RAV4 HV [12/2021 -        ]

DTC

U032257

Software Incompatibility with Body Control Module Invalid/Incompatible Software Component

DESCRIPTION

The millimeter wave radar sensor assembly receives vehicle specification information from the main body ECU (multiplex network body ECU) and hybrid vehicle control ECU assembly via the CAN communication line. If the vehicle specification information stored in the millimeter wave radar sensor assembly does not match the vehicle specification information sent from the main body ECU (multiplex network body ECU) and hybrid vehicle control ECU assembly, the millimeter wave radar sensor assembly stores DTC U032257.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

MIL

DTC Output from

U032257

Software Incompatibility with Body Control Module Invalid/Incompatible Software Component

While the dynamic radar cruise control system is operating, the vehicle information (steering wheel position) stored in the millimeter wave radar sensor assembly does not match the vehicle information sent from the main body ECU (multiplex network body ECU) for approximately 5 seconds or more.

Front radar sensor system

Does not come on

Radar Cruise2

PROCEDURE

1.

GO TO FRONT RADAR SENSOR SYSTEM

HINT:

If DTC U032257 is output by the dynamic radar cruise control system, perform troubleshooting for the front radar sensor system.

Click here 2022 - 2024 MY RAV4 RAV4 HV [12/2021 -        ]; CRUISE CONTROL: FRONT RADAR SENSOR SYSTEM: U032251,U032257; Software Incompatibility with Body Control Module Not Programmed

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