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Home >> Mitsubishi >> 2007 >> Galant DE >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heater, Air Conditioning And Ventilation >> On-Vehicle Service >> Simple Inspection Of The A/C Pressure Sensor

Simple Inspection Of The A/C Pressure Sensor

  1. Assemble a gauge manifold on the high pressure service valve.
  2. Disconnect the A/C pressure sensor connector and connect special tool test harness MB991658 as shown in the illustration.
  3. Turn ON the engine and then turn ON the air conditioner switch.
    Fig 1: Disconnecting A/C Pressure Sensor Connector
    G04259814Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 2: Connecting Special Tool Test Harness MB991658
    G04240898Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  4. At this time, check to see that the voltage of A/C pressure sensor terminal No. 2 reflects the specifications of the figure.
    NOTE: The allowance shall be defined as +/-5%.
    Fig 3: A/C Pressure Sensor Connector Output Voltage Graph
    G04259704Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
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