With the A/C switch turned ON, the A/C compressor clutch does not engage. Circuit tests shows 13.5 volts on the compressor clutch B+ circuit and 3.10V drop on the ground circuit. What is the cause?
a. An open clutch coil
b. A poor clutch coil ground
c. High resistance in the relay contacts
d. A clutch coil shorted to ground
B) A poor clutch coil ground
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