GSIC - Global Service Information Center

# PRESSURE SWITCH > ON-VEHICLE INSPECTION

## for Preparation Click here

1. CHECK AIR CONDITIONING PRESSURE SWITCH

1. Disconnect the connector.

1. Using a service wire, connect terminals 1 and 2 of the pressure switch connector on the vehicle wire harness side.

1. Start the engine.

1. Turn the A/C switch ON and check that the magnet clutch turns ON.

1. Check that the magnet clutch turns OFF when disconnecting terminals 1 and 2.

   OK:

     Measurement Condition | Specified Condition
     Terminals 1 and 2 connected | Magnet clutch turns ON
     Terminals 1 and 2 disconnected | Magnet clutch turns OFF

   If the result is not as specified, replace the pressure switch.