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.
In order to test the spark, pull the spark plug from the engine, and then start the car. There should be a bright blue spark between the electrodes every time the cylinder fires, provided that there is enough voltage reaching the spark plug. The coil is likely to be faulty if there is no spark.