It won't be huge or easily mistaken for something else – it's relatively small and unassuming. The best way to identify it definitively is to:
1. Consult your repair manual: A Haynes or Chilton manual for your specific year and model will show the exact location with a diagram. This is the most reliable method.
2. Use an online repair database: Websites like AutoZone, Advance Auto Parts, or others that have repair information (often requiring a paid subscription or registration) will have diagrams and descriptions of your specific engine's CKP sensor location.
3. Look for a sensor near the crankshaft pulley: It will be a cylindrical sensor with a single-wire connector, possibly with a mounting bolt. Be careful near moving parts!
Important Note: Do not attempt to diagnose or replace the CKP sensor yourself unless you have experience working on cars. Improper handling can lead to further damage. If you suspect a problem, consult a qualified mechanic.