# Service bulletin 23TC06C

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10247816
- Published by NHTSA: 2023\-12\-26
- Manufacturer's number: 23TC06C
- Manufacturer's date: 2023\-11\-16
- NHTSA component: PARKING BRAKE

## NHTSA's summary

TI: TECHNICAL INSTRUCTIONS FOR SPECIAL SERVICE CAMPAIGN 23TC06 Electronic Parking Brake \(EPB\) DTC C059704 Certain 2022 \& 2023 Model Year Tundra

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10247816-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10247816-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Brakes, Parking brake

## Trouble codes named

C0597

## Vehicles listed

- 2022 to 2023 TOYOTA TUNDRA

## Other bulletins for the same vehicles and component

- [23TC06B](/bulletins/10247815.md), 2023-12-26, Service bulletin: PARKING BRAKE. RL: Due to certain programming in the Electronic Parking Brake ECU, under certain conditions, the parking brake light may flash, a parking brake malfunction message will be displayed, and the electronic parking brake may not release.
- [23TC06A](/bulletins/10247814.md), 2023-12-26, Service bulletin: PARKING BRAKE. DP: Due to certain programming in the Electronic Parking Brake ECU, under certain conditions, the parking brake light may flash, a parking brake malfunction message will be displayed, and the electronic parking brake may not release.
- [23TC06](/bulletins/10247810.md), 2023-12-26, Service bulletin: PARKING BRAKE. DP: Due to certain programming in the Electronic Parking Brake ECU, under certain conditions, the parking brake light may flash, a parking brake malfunction message will be displayed, and the electronic parking brake may not release.

JSON: [/v1/bulletins/10247816](/v1/bulletins/10247816)

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