# NHTSA recall 21V486000

A recall listed here may apply to a vehicle of this year, make and model. Only the manufacturer can say whether it applies to one vehicle: check the VIN with the official lookups.

- Published by: NHTSA \(United States\)
- Campaign number: 21V486000
- Manufacturer's number: AMB5
- Manufacturer: Porsche Cars North America, Inc.
- Reported: 2021\-06\-29
- Owners notified: 2021\-07\-30
- Component: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE; ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION MOTOR:CONTROLLER:SOFTWARE
- Units potentially affected: 10373

## What is wrong

Porsche Cars North America, Inc. \(Porsche\) is recalling certain 2020\-2021 Taycan Turbo, Taycan Turbo S, Taycan 4S, 2021 Taycan, Taycan Cross Turismo, Taycan Turbo S Cross Turismo, Taycan 4S Cross Turismo, and Taycan Turbo Cross Turismo vehicles.  The monitoring software can incorrectly detect a fault and shutdown the power train, causing a loss of motive power.


## What can happen

A loss of motive power increases the risk of a crash.


## The remedy

Dealers will reprogram the power electronics and the engine control unit, free of charge.  Owner notification letters were mailed July 30, 2021.  Owners may contact Porsche customer service at 1\-800\-767\-7243.  Porsche's number for this recall is AMB5.


## Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1\-888\-327\-4236 \(TTY 1\-800\-424\-9153\), or go to www.nhtsa.gov.


## Remedy progress the manufacturer reported

- Report: Annual report 3, for 2025 quarter 3 to 2026 quarter 2
- Filed with NHTSA: 2026\-07\-28
- Vehicles in the campaign: 10373
- Reported remedied: 9543 \(91%\)
- Reported unreachable: 0
- Reported removed: 0

These are the manufacturer's totals for the whole campaign at the end of 2026 quarter 2, as filed with NHTSA. They do not say whether one vehicle has been remedied: check the VIN with the official lookups. The reports are from data as of 2026\-10\-19.

## Vehicles this campaign lists

- [2020 PORSCHE TAYCAN](/makes/porsche/taycan/2020/recalls.md)
- [2021 PORSCHE TAYCAN](/makes/porsche/taycan/2021/recalls.md)

## Investigated as PE21013

This recall followed 1 NHTSA investigation. An investigation is NHTSA looking into a possible defect. It is not a finding that a defect exists, and it does not say that any one vehicle is affected.

- PE21013: Preliminary evaluation, opened 2021\-05\-17, closed 2021\-12\-23. Loss of Motive Power. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:PROPULSION SYSTEM.

From NHTSA's investigation file, as of 2026-10-19. JSON: [/v1/recalls/nhtsa/21V486000/investigations](/v1/recalls/nhtsa/21V486000/investigations)

## Check a VIN

- [NHTSA recall lookup by VIN, United States](https://www.nhtsa.gov/recalls)
- [Transport Canada recall search, Canada](https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng)

JSON: [/v1/recalls/nhtsa/21V486000](/v1/recalls/nhtsa/21V486000)

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