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Service bulletin No. 135-23

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10242136
Published by NHTSA2023-09-09
Manufacturer's numberNo. 135-23
Manufacturer's date2023-08-29
NHTSA componentELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER; ELECTRICAL SYSTEM

NHTSA's summary

Technical information for operational readiness that cannot be established. error memory entry on the Taycan

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Ignition, Instrument cluster

Vehicles listed
PORSCHE TAYCAN2020, 2021, 2022, 2023
PORSCHE TAYCAN 4 CROSS TURISMO2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE TAYCAN 4S2020, 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE TAYCAN 4S CROSS TURISMO2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE TAYCAN CROSS TURISMO2020, 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE TAYCAN GTS2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE TAYCAN GTS SPORT TURISMO2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE TAYCAN TURBO2020, 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE TAYCAN TURBO CROSS TURISM2022 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE TAYCAN TURBO S2020, 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE TAYCAN TURBO S CROSS TURI2023 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
23V3470002023-05-16. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; SERVICE BRAKES, HYDRAULIC
23V1760002023-03-17. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; SEAT BELTS:FRONT:WARNING LIGHT/DEVICES

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
No. 80-232023-07-06. Service bulletin. Technical information on APA5 - reprogramming instrument cluster
No. 40-23-22023-05-03. Service bulletin. Technical information on APA2. Reprogramming/coding instrument cluster
No. 2200.12022-03-04. Service bulletin. Instructions on advanced technical information for the Taycan alarm triggers unexpectedly.
No. 104-212021-10-06. Service bulletin. Instructions for reprogramming the Instrument cluster Control Unit in the event that the consumption value display resets automatically.
122-G5E5Y-032020-03-05. Service bulletin. Advanced Technical info on unexpected behavior from placing certain items in the center console at startup on the new Taycan.