# Service bulletin No. 90\-21

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: 11030877
- Published by NHTSA: 2026\-04\-07
- Manufacturer's number: No. 90\-21
- Manufacturer's date: 2026\-03\-24
- NHTSA component: SERVICE BRAKES

## NHTSA's summary

Symptom based workshop manual for a Brake Symptom – Brake Pedal Travel Perceived as “Too Far”: Observe Specified Procedure

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11030877-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11030877-9999.pdf)

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

## Components

Brakes

## Vehicles listed

- 2020 to 2026 PORSCHE TAYCAN
- 2026 PORSCHE TAYCAN 4
- 2021 to 2026 PORSCHE TAYCAN 4 CROSS TURISMO
- 2020 to 2026 PORSCHE TAYCAN 4S
- 2021 to 2026 PORSCHE TAYCAN 4S CROSS TURISMO
- 2020 to 2023 PORSCHE TAYCAN CROSS TURISMO
- 2022 to 2024 PORSCHE TAYCAN GTS
- 2022 to 2026 PORSCHE TAYCAN GTS SPORT TURISMO
- 2020 to 2026 PORSCHE TAYCAN TURBO
- 2021 to 2026 PORSCHE TAYCAN TURBO CROSS TURISM
- 2025 to 2026 PORSCHE TAYCAN TURBO GT
- 2020 to 2026 PORSCHE TAYCAN TURBO S
- 2021 to 2026 PORSCHE TAYCAN TURBO S CROSS TURI

## Recalls for the same vehicles and component

- [2024353](/recalls/tc/2024353.md), 2024-06-19: Brakes
- [24V455000](/recalls/nhtsa/24V455000.md), 2024-06-19: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
- [23V347000](/recalls/nhtsa/23V347000.md), 2023-05-16: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; SERVICE BRAKES, HYDRAULIC
- [21V697000](/recalls/nhtsa/21V697000.md), 2021-09-08: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS; SERVICE BRAKES, HYDRAULIC:CRITICAL FASTENERS

## Other bulletins for the same vehicles and component

- [No. 105\-25\-1](/bulletins/11028380.md), 2026-02-05, Service bulletin: SERVICE BRAKES. Technical information for Active Malfunction Indicator Light in Conjunction with Fault Memory Entries Regarding Brake Booster "U01B400" and "C114113"
- [No. D752](/bulletins/11028352.md), 2026-02-05, Service bulletin: SERVICE BRAKES. Parts information for parts withdrawal involving the caliper without brake pads. The part numbers affected are in the attached PDF. The vehicles associated are cars that use the part numbers in the PDF.
- [No. 2530](/bulletins/11026378.md), 2025-12-05, Service bulletin: SERVICE BRAKES. Instructions on advanced technical information for Y1A, 971, 9YB, 9YA – Brake Noise \& Long Brake Pedal
- [No. D749](/bulletins/11026376.md), 2025-12-05, Service bulletin: SERVICE BRAKES. Parts information for parts withdrawal involving the brake disc 9Y0615301AJ
- [No. 31\-25](/bulletins/11021353.md), 2025-08-04, Service bulletin: SERVICE BRAKES. Technical information for a complaint Maneuvering Assistant: Implausible Standstill When Reversing
- [D719](/bulletins/11018757.md), 2025-06-02, Service bulletin: SERVICE BRAKES. Parts information for Parts Withdrawal \- 1 Set of Brake Pads for Disk Brake. Vehicles included are all cars that use part number 992698451R
- [D712](/bulletins/11016744.md), 2025-04-07, Service bulletin: SERVICE BRAKES. Parts Information \- Parts Withdrawal \- Brake Hose \& Retainer for Brake Hose
- [No. 90\-21](/bulletins/11016718.md), 2025-04-07, Service bulletin: SERVICE BRAKES. Symptom\-based workshop manual \- Brake Symptom – Brake Pedal Travel Perceived as “Too Far”: Observe Specified Procedure \(SY 90/21\)
- [No. 187\-24](/bulletins/11011569.md), 2024-12-06, Service bulletin: SERVICE BRAKES. Technical information for a Creaking Noises when Releasing the Footbrake: Observe Specified Procedure
- [No. 146\-21](/bulletins/11006857.md), 2024-09-04, Service bulletin: SERVICE BRAKES. Symptom based workshop manual for PSCB disc brakes \- scrubbing noises from the front axle area

JSON: [/v1/bulletins/11030877](/v1/bulletins/11030877)

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