Air Flow Meter/Sensor: Specifications
Output Voltage: [1]Terminal (b) to ground,
Engine idling with no load 0.80 - 1.50 Volts DC
Terminal (b) to ground,
As engine is revved up to 3.0 Volts DC
Supply Voltage 12 Volts DC
[1] Engine fully warmed up, Mass Air Flow Sensor (MAFS) terminal connected.