It may work. Is probably seeping around the plastic part of the the sensor from your description. I'd imagine 12 years of heat and harsh conditions has made it less fexible than when new.

If it doesn't work all you are out is catching the clean oil and reinstalling when you replace the part.

__________________
Terry Allison
N. Calif. & Boca Chica, Panama

09' E320 Bluetec 77k (USA)
09' Hyundai Santa Fe Diesel 48k (S.A.)