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Expansion Valve Removal/Installation

WARNING: This page is about a different car, the 2004 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the negative battery cable.
  2. Discharge the refrigerant from the system. See REFRIGERANT RECOVERY . See REFRIGERANT CHARGING .
    CAUTION:
    • If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and abnormal noise will occur. Always immediately plug all open fittings after removing any refrigeration cycle parts to keep moisture or foreign material out of the cycle.
  3. Disconnect the cooler hose (LO) and cooler pipe. Do not allow compressor oil to spill. REFRIGERANT LINES REMOVAL/INSTALLATION .
  4. Remove the PJB. See FUSES & CIRCUIT BREAKERS .
  5. Remove the shower duct (RH).
  6. Remove the bolt and shift the evaporator pipe. Do not allow compressor oil to spill.
  7. Remove the expansion valve. Do not allow compressor oil to spill.
  8. Install in the reverse order of removal.
  9. Perform the refrigerant system performance test. REFRIGERANT SYSTEM PERFORMANCE TEST .
    Fig 1: Expansion Valve With Torque Specifications
    G00975550Courtesy of MAZDA MOTORS CORP.
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