Oil Pressure Indicator
NOTE:
On Pinto, Bobcat, Maverick, and Comet disconnect temperature indicator sending unit lead but do not allow lead to contact ground.
Turn ignition to "ON" position. If indicator fails to come on ground sending unit lead. If light comes on, check sending unit contact with engine or replace sending unit. If light fails to come on with lead grounded, check bulb and/or circuit for open condition.