NHTSA Campaign 93V205000

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

Issued by PORSCHE CARS N.A. INC. · Reported Dec 7, 1993 · 1,149 vehicles affected

What's 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.

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.

Vehicles affected by this recall

Make Model Year Units
PORSCHE 911 1991 1,149
PORSCHE 911 1992 1,149
PORSCHE 911 1993 1,149

Source: NHTSA Campaign 93V205000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.