A/C System Contamination Inspection: Inspection

How to use this manual .

NOTICE: 

If an A/C compressor failure is determined, always check for contamination in the A/C system.

1. A/C System Contamination - Inspection

   Procedure/Specifications 

   • Remove the listed parts, step by step as shown in the table. Then swab inside the component using a cotton swab to see if there are any metal, dark grey or black residue.

   Courtesy of HONDA, U.S.A., INC.

   Step	Part to Remove	Inspection Area	Metal, Dark Grey or Black Residue
   			Contamination	No Contamination Found
   1	Discharge hose (A/C compressor side)	Discharge port (A)	Go to step 2.	No contamination is present from the A/C compressor. Replace only the A/C compressor - Refer to: A/C Compressor/Engine Oil Pan Area(3.0L Engine) or A/C Compressor/Engine Oil Pan Area(2.0L Engine) .
   2	Suction hose (A/C compressor side)	Suction port (B)	Replace the components in Repair Procedure D.	Go to step 3.
   3	Receiver line (A/C condenser outlet)	A/C condenser outlet port (C)	Go to step 4.	Go to step 5.
   4	Receiver line and suction pipe (Both are expansion valve side)	Expansion valve ports (D)	Replace the components in Repair Procedure D.	Replace the components in Repair Procedure C.
   5	Discharge hose (A/C condenser inlet)	A/C condenser inlet port (E)	Replace the components in Repair Procedure B.	Replace the components in Repair Procedure A.