PT Cruiser L4-2.4L Turbo (2009)
High Pressure Sensor / Switch: Service and Repair
A/C High Pressure Cut Off Switch - Installation
INSTALLATION
1. Clean any foreign matter from the switch mounting bore at the rear of the A/C compressor (3).
2. Lubricate a new rubber O-ring seal with clean refrigerant oil and install it onto A/C high pressure switch (2). Use only the specified O-ring as it is
made of a special material for the R-134a system. Use only refrigerant oil of the type recommended for the A/C compressor in the vehicle.
3. Install the A/C high pressure switch onto the rear of the A/C compressor.
4. Using snap ring pliers (Special Tool C-4574 or equivalent), install the snap ring that secures the A/C high pressure switch to the A/C compressor.
5. Connect the wire harness connector (1) to the A/C high pressure switch.
6. Lower the vehicle.
7. Reconnect the negative battery cable.
8. Evacuate the refrigerant system See: Service and Repair/Refrigerant System Evacuate.
9. Charge the refrigerant system See: Service and Repair/Refrigerant System Charge.
