PORSCHE 911 1992: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM:HOSES, LINES/PIPING, AND FITTINGS

General Information

NHTSA Campaign ID Number: 93V205000

Make Model Year
PORSCHE 911 1992
Date Owners Notified Date Received by ODI Date Added to Database
1994-01-03 1993-12-07 1993-12-16

Production Dates: 1990-07-01 - 1992-10-01

Manufacturers Involved: Porsche Cars North America, Inc.

Component: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM:HOSES, LINES/PIPING, AND FITTINGS

Potential Number Of Units Affected: 1149

Report Initiator: MFR MFR Report

Summary

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.

Consequence

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

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.