NHTSA (USA)High Risk
1992 AUDI 100NHTSA Campaign #93V007000
The official notice
Defect
THE BLADES IN THE BRAKE VACUUM BOOSTER PUMP CAN WEAR PREMATURELY, CAUSING REDUCED BRAKE ASSIST PRESSURE WHEN THE BRAKE PEDAL IS APPLIED.
Safety Risk
REDUCED BRAKE ASSIST COULD RESULT IN INCREASED STOPPINGDISTANCE AND A VEHICLE ACCIDENT.
Remedy
REPLACE THE BRAKE VACUUM BOOSTER PUMP WITH A NEWLY DEVELOPED BRAKE VACUUM BOOSTER VALVE ASSEMBLY.
Updated June 10, 2026