Mazda MX-5 1990 Workshop Manual page 440

ENGINE SPEED SENSING POWER STEERING
N
97UONX·040
AIR BLEEDING
1. Check the fluid level. (Refer to page N-16.)
2. Turn the steering wheel fully to the left and right several times
with the engine not running.
3. Recheck the fluid level. If it has dropped, add fluid.
4. Repeat Steps 2 and 3 until the fluid level stabilizes.
5. Start the engine and let it idle.
6. Turn the steering wheel fully to the left and right several
times.
7. Verify that the fluid is not foamy and that the fluid level has
not dropped.
8. Add fluid if necessary and repeat Steps 6 and 7.
N-15