Oil Pressure Gauge
Unplug oil pressure sending unit wire at sending unit. Connect a 120 ohm resistor between wire and ground. Gauge should register to the 8th block of the 9 block scale. This will indicate about 85 psi.
Unplug oil pressure sending unit wire at sending unit. Connect a 120 ohm resistor between wire and ground. Gauge should register to the 8th block of the 9 block scale. This will indicate about 85 psi.