FixVault

A/C Low Pressure Switch: Installation

WARNING: This page is about a different car, the 2006 Dodge Viper. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Replace the O-ring seal before installing the A/C low pressure switch.
  1. Lubricate a new O-ring seal with clean refrigerant oil and install it on the accumulator fitting. 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.
  2. Install the A/C low pressure switch onto the accumulator fitting. Hand-tightened the switch securely.
  3. Connect the wiring harness connector to the A/C low pressure switch.
  4. Reconnect the negative battery cable.