Thanks for the reply.
Upon further inspection, I have found that the corrosion was minor and wiped right off the wiring. The actual problem did turn out to be the starter. As I turned off the engine (and removed the key from the ignition) during a test, the motor began to crank on its own...
Hey all- first post here.
My '98 SR5 (60,000 mi) has a starter that spins but does not engage the flywheel. Upon further inspection, it seems that red transmission fluid is leaking onto the wire harness connecting the battery to the starter. There is considerable corrosion occuring on the...