Glomus Tumor. Glomus tumor is one of the causes of joint pain that can also affect the fingers. It is an unusual benign neoplasm sprouting from the glomus body, a layer of the skin where the body temperature regulates. Mallet Finger.
Test a starter solenoid by applying current directly from the battery. 1  Remove the ignition switch wire from the solenoid and, using an insulated screwdriver, short the solenoidâs positive post to the terminal where the ignition switch connects.2  Doing so will apply 12 volts directly from the battery.. Test a starter solenoid by applying current directly from the battery. 1  Remove the ignition switch wire from the solenoid and, using an insulated screwdriver, short the solenoidâs positive post to the terminal where the ignition switch connects. 2  Doing so will apply 12 volts directly from the battery.
Diagnosing a Problem. If your car won't start and you've changed your battery or jumped it, and if there's no sound at all out of the starter when you turn the key, then it's a good bet that your solenoid is bad. Depending on the solenoid, you may or may not be able to test it.