2003 Acura MDX BaseFACTORY OEM SERVICE PROCEDURE

A/C Compressor Replacement

WARNING: This page is about a different car, the 2009 Acura MDX, 2008 Acura MDX, and 2007 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Do not install the A/C compressor into a system unless you are completely sure that the system is free of contamination. Installing the A/C compressor into a contaminated system can result in premature A/C compressor failure.
  1. If the A/C compressor is marginally operable, run the engine at idle speed, and let the air conditioning work for a few minutes, then shut the engine off.
  2. Recover the refrigerant with a recovery/recycling/ charging station (see REFRIGERANT RECOVERY  ).
  3. Remove the drive belt (see DRIVE BELT INSPECTION ).
  4. Remove the front splash shield (see SPLASH SHIELD REPLACEMENT ).
  5. Remove the front undercover (see FRONT UNDERCOVER REPLACEMENT ).
  6. Support the front subframe with the engine support. Remove the bolts and the front subframe stiffener (A).
    NOTE: Install the new front subframe mounting bolt(B).
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Return to Chapter: Section 80 (Climate Control System)
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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.