Throttle Position Sensor
WARNING: This page is about a different car, the 1995 Mazda B4000, 1995 Mazda B3000, and 1995 Mazda B2300. However, it is still accessible from the selected car via links, so may be relevant.
See appropriate articles for checking and adjustments of procedures;
For B2300 ADJUSTMENTS
For B3000 ADJUSTMENTS
For B4000 ADJUSTMENTS