| Signal Waveform |

Specification Pressure [kPa (kgf/cm², psi)] Output Voltage (V) 20.
Circuit Diagram
S
Inspection1.Turn the ignition switch OFF.2.Disconnect the intake actuator connector.3.Verify that the intake actuator operates to the fresh position when connecting 12V to terminal 3 and grounding terminal 4.Verify that the intake actuator operates to the recirculation position when connected in reverse.