One problem related to engine has been reported for the 1999 Mazda 626. The most recently reported issues are listed below.
The contact states there are three NHTSA recalls, campaigns 00v074000 regarding the service brakes: master cylinder, 00v134000 regarding engine and engine coolant: engine, and 05e065000 regarding the fuel system. The vehicle has the same problems as indicated in the recall; however, it is not included in the recall due to the VIN.