# NHTSA recall 93V205000

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: 93V205000
- Manufacturer: PORSCHE CARS N.A. INC.
- Reported: 1993\-12\-07
- Owners notified: 1994\-01\-03
- Component: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM:HOSES, LINES/PIPING, AND FITTINGS
- Units potentially affected: 1149

## What is wrong

THE HYDRAULIC BRAKE PRESSURE REDUCTION VALVE CAUSES THE RATE OF HYDRAULIC PRESSURE REDUCTION TO SLOW DOWN, WHICH MAY RESULT IN THE REAR WHEELS LOCKING\-UP EVEN WITH THE ANTI\-LOCK BRAKE SYSTEM IN OPERATION.


## What can happen

REAR WHEEL LOCK\-UP MAY RESULT IN LOSS OF VEHICLECONTROL AND AN ACCIDENT.


## The remedy

PORSCHE DEALERS WILL INSTALL A MODIFIED HYDRAULIC BRAKE PRESSURE REDUCTION VALVE.


## Notes

SYSTEM: BRAKES; HYDRAULIC; POWER ASSIST; CHECK VALVE.VEHICLE DESCRIPTION: PASSENGER VEHICLES; MODELS 911 TURBO AND 911 AMERICAROADSTER.NOTE: IF YOUR VEHICLE IS PRESENTED TO AN AUTHORIZED DEALER ON AN AGREED UPONSERVICE DATE AND THE REMEDY IS NOT PROVIDED WITHIN A REASONABLE TIME AND FREEOF CHARGE OR THE REMEDY DOES NOT CORRECT THE DEFECT OR NONCOMPLIANCE, PLEASECONTACT PORSCHE SERVICE CENTER AT 1\-800\-545\-8039. ALSO CONTACT THE NATIONALHIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1\-800\-424\-9393.


## Vehicles this campaign lists

- [1991 PORSCHE 911](/makes/porsche/911/1991/recalls.md). Built 1990\-07\-01 to 1992\-10\-01.
- [1992 PORSCHE 911](/makes/porsche/911/1992/recalls.md). Built 1990\-07\-01 to 1992\-10\-01.
- [1993 PORSCHE 911](/makes/porsche/911/1993/recalls.md). Built 1990\-07\-01 to 1992\-10\-01.

## Bulletins for the same vehicles and component

A bulletin is the manufacturer's note to its dealers. It is not part of this recall.

- [No. 1801.4](/bulletins/10209901.md), 2022-04-05, Service bulletin
- [ATIALL41605](/bulletins/10198525.md), 2021-06-28, Service bulletin
- [122\-L5E2R\-04](/bulletins/10134862.md), 2018-04-23, Service bulletin
- [GRP4/9310](/bulletins/39626.md), 1995-11-01, Service bulletin

## 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/93V205000](/v1/recalls/nhtsa/93V205000)

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