# C0597 on the 2021 Toyota RAV4

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

Nobody has written a description of this code yet.

## Bulletins for this model year that name C0597

- [10234347](https://open.wenmarpro.com/bulletins/10234347), 2023-04-17: TSB: Some 2021 ? 2022 model year Corolla and Corolla Hatchback and 2021 model year RAV4 vehicles may exhibit a Parking Brake Malfunction warning message on the Multi\-information Display \(MID\) with Diagnostic Trouble Code \(DTC\) C059746 \(Brake System Control Module ?A? Calibration / Parameter Memory Failure\) present. This bulletin addresses DTC C059746 only, it may appear before or after completing the Repair Procedure in this bulletin. No other condition or DTC should be present. If there are additional DTCs, continue diagnosis using applicable Repair Manual before completing the Repair Procedure outlined in this service bulletin
- [10234300](https://open.wenmarpro.com/bulletins/10234300), 2023-04-17: TSB: Some 2021 ? 2022 model year Corolla and Corolla Hatchback and 2021 model year RAV4 vehicles may exhibit a Parking Brake Malfunction warning message on the Multi\-information Display \(MID\) with Diagnostic Trouble Code \(DTC\) C059746 \(Brake System Control Module ?A? Calibration / Parameter Memory Failure\) present. This bulletin addresses DTC C059746 only, it may appear before or after completing the Repair Procedure in this bulletin. No other condition or DTC should be present. If there are additional DTCs, continue diagnosis using applicable Repair Manual before completing the Repair Procedure outlined in this service bulletin
- [10202448](https://open.wenmarpro.com/bulletins/10202448), 2021-10-25: TSB: Some 2020 ? 2021 model year Corolla, Corolla Hatchback, and RAV4 vehicles may exhibit a Parking Brake Malfunction warning message on the Multi\-information Display \(MID\) with Diagnostic Trouble Code \(DTC\) C059746 \(Brake System Control Module "A" Calibration / Parameter Memory Failure\) present. Follow the Repair Procedure in this service bulletin to address this condition.