III) Part Replacement On Account Of Sudden Leak

2013 Mini Cooper Countryman, Standard TransSECTION III) Part Replacement On Account Of Sudden Leak
WARNING: This page is about a different car, the 2010 BMW 135i, 2009 BMW 135i, and 2008 BMW 135i. However, it is still accessible from the selected car via links, so may be relevant.

(major leak, e.g. pipe break due to accident)

Work sequence: 

  • Draw off A/C system, then determine drawn-off refrigerant oil quantity. Refer to DRAWING OFF, EVACUATING AND FILLING A/C SYSTEM (R134A) .
  • Carry out part replacement
  • Replace removed refrigerant oil with new refrigerant oil
  • Additionally  replenish 25 ml new refrigerant oil and  new refrigerant oil in accordance with replaced parts:
    • Compressor: refer to NOTES ON REPLACING COMPRESSOR 
    • Evaporator: 10 ml
    • Condenser: 10 ml
    • Desiccant insert/desiccant bottle: 30 ml
    • Each replaced refrigerant line: 10 ml
    • Condenser with integrated dryer: 30 ml
    • Safety pressure switch and seals: no additional refrigerant oil
  • Evacuate and fill A/C system. Refer to DRAWING OFF, EVACUATING AND FILLING A/C SYSTEM (R134A) .
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.