NHTSA Campaign 93V067000
SERVICE BRAKES, HYDRAULIC:POWER ASSIST
Issued by MERCEDES-BENZ USA, INC. · Reported Apr 28, 1993 · 14,300 vehicles affected
What's wrong
DURING THE REMOVAL AND INSTALLATION OF THE AIR FILTER HOUSING WHILE SERVICING THE VEHICLE, IT IS POSSIBLE TO MISROUTE THE PREFORMED VACUUM HOSE AND DAMAGE THE CHECK VALVE IN THE VACUUM HOSE. IF THE CHECK VALVE IS DAMAGED, LOSS OF SUFFICIENT BRAKE POWER ASSIST WILL OCCUR.
Consequence
LACK OF SUFFICIENT BRAKE POWER ASSIST WILL INCREASESTOPPING DISTANCE AND COULD RESULT IN A VEHICLE ACCIDENT.
Remedy
REPLACE THE PREFORMED VACUUM HOSE WITH A NEWLY DESIGNED PREFORMED HOSE WITH A RELOCATED CHECK VALVE WHICH WILL ELIMINATE THE POSSIBILITY OF THE CHECK VALVE BEING DAMAGED.
Vehicles affected by this recall
| Make | Model | Year | Units |
|---|---|---|---|
| MERCEDES-BENZ | 500SL | 1990 | 14,300 |
| MERCEDES-BENZ | 500SL | 1991 | 14,300 |
| MERCEDES-BENZ | 500SL | 1992 | 14,300 |
Source: NHTSA Campaign 93V067000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.