Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Crankshaft Position Sensor Air Gap
Using a feeler gauge, measure air gap between crankshaft pulley and crankshaft position sensor. See Fig 1 . Air gap should be as specified. See CRANKSHAFT POSITION SENSOR AIR GAP table. If air gap is not as specified, replace crankshaft pulley or crankshaft position sensor.
| Application | In. (mm) | |
|---|---|---|
| Miata, Protege & 626 | .020-.059 (.5-1.5) | |
| Millenia | ||
| 2.3L | .040-.080 (1.0-2.0) | |
| 2.5L | .020-.059 (.5-1.5) | |
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.