scion Workshop Repair Guides

Scion Workshop Service and Repair Manuals

Refrigerant Pressure Sensor / Switch, HVAC|Locations|Page 696 > < Refrigerant Pressure Sensor / Switch, HVAC|Locations|Page 694
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Refrigerant Pressure Sensor / Switch: Testing and Inspection

AIR CONDITIONING: AIR CONDITIONING PRESSURE SENSOR: ON-VEHICLE INSPECTION

ON-VEHICLE INSPECTION

1. INSPECT PRESSURE SENSOR

(a) Check the wire harness.

(1) Disconnect the connector of the pressure sensor.
(2) Using an ohmmeter, measure the resistance of the wire harness side connector.

Standard resistance:

(3) Turn the ignition switch to ON.
(4) Measure the voltage of the wire harness side connector.

Standard voltage:

(b) Check the pressure sensor.

(1) Set the manifold gauge.
(2) Connect the connector to the pressure sensor.
(3) Warm up the engine.

Refrigerant Pressure Sensor / Switch, HVAC|Locations|Page 696 > < Refrigerant Pressure Sensor / Switch, HVAC|Locations|Page 694