The defect
OIL MIST CONTAINED IN THE ENGINE INTAKE AIR CAN COLLECT OVER TIME IN THE BRAKE VACUUM CHECK VALVE PREVENTING THE CHECK VALVE FROM OPENING AT THE SPECIFIED PRESSURE REDUCING POWER ASSIST TO THE BRAKES.
The risk
BRAKE PERFORMANCE CAN BE DIMINISHED INCREASING THE RISK OF A VEHICLE ACCIDENT.
The remedy
DEALERS WILL REPLACE TWO VACUUM HOSES, INCLUDING THE CHECK VALVE, WITH MODIFIED HOSES.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Mazda RX-7 | 1993, 1994, 1995 |
Components: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM:HOSES, LINES/PIPING, AND FITTINGS
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Mazda RX-7 | 1993 | 82 | 3 |
| Mazda RX-7 | 1994 | 18 | 3 |
| Mazda RX-7 | 1995 | 2 | 1 |
Other service brakes, hydraulic recalls in 1996
26 of the 297 recall campaigns reported to NHTSA in 1996 concerned the service brakes, hydraulic; MAZDA (NORTH AMERICA),INC filed 58 campaigns in all.
| 96V260000 27 Dec 1996 | CHRYSLER CORPORATION |
| 96V215000 29 Oct 1996 | CHRYSLER CORPORATION |
| 96V202000 16 Oct 1996 | AMERICAN TRANSPORTATION CORP. |
| 96V143003 8 Oct 1996 | CHRYSLER CORPORATION |
| 96V184000 25 Sept 1996 | FORD MOTOR COMPANY |
| 96V174000 13 Sept 1996 | INTERNATIONAL TRUCK AND ENGINE |
| 96V157000 27 Aug 1996 | VOLVO TRUCKS NORTH AMERICA INC |
| 96V152000 15 Aug 1996 | RANSOMES CORPORATION |
NHTSA recalls (public domain) · all recalls of 1996