Honda HR-V Owners & Service Manuals

Honda HR-V: Inspection & Adjustment

A/C SYSTEM CONTAMINATION INSPECTION

Inspection

NOTE:

  • If the A/C compressor failure is diagnosed, always use this inspection to check the extent of contamination in the A/C system.
  • The parts illustration are sample. External appearance may vary from model to model.

1. A/C System Contamination - Inspect

Remove a part from the related parts as described in the table. Then, swab inside the part with a cotton swab to see if there is metal, dark grey or black residue.

HVAC System - Testing & Troubleshooting
Fig. 1: A/C System Diagram

HVAC System - Testing & Troubleshooting

HVAC System - Testing & Troubleshooting

Replacement

NOTE: The parts illustration are sample. External appearance may vary from model to model.

1. A/C Components - Replace

HVAC System - Testing & Troubleshooting

Repair Procedure A

Replace the following parts:

  • A/C compressor (A)
  • Discharge hose (B)

HVAC System - Testing & Troubleshooting

Repair Procedure B

Replace the following parts:

  • A/C compressor (A)
  • Discharge hose (B)
  • A/C condenser (C)

HVAC System - Testing & Troubleshooting

Repair Procedure C

Replace the following parts:

  • A/C compressor (A)
  • Discharge hose (B)
  • A/C condenser (C)
  • Receiver line (D)

HVAC System - Testing & Troubleshooting

Repair Procedure D

Replace the following parts:

  • A/C compressor (A)
  • A/C condenser (B)
  • Expansion valve (C)
  • Evaporator core (D)
  • All A/C hoses and lines

A/C SYSTEM INSPECTION

Inspection

NOTE:

  • For A/C system noise, go to the A/C System Noise Check.
  • Check for climate control DTCs using the Self-Diagnostic Function. If there are any DTCs, go to the appropriate troubleshooting - Refer to: How to Troubleshoot the Climate Control System, or How to Troubleshoot the Body Electrical. (With Climate Control)
  • Check for HVAC control DTCs using the Self-Diagnostic Function. If there are any DTCs, go to the appropriate troubleshooting. (Without Climate Control)

1. A/C System - Inspect

Before troubleshooting any problem with the A/C system, do the following to check if there is anything wrong with the A/C system. If any malfunctions are found while performing the checks, correct them referring to "Actions to take" in the table given below.

HVAC System - Testing & Troubleshooting

HVAC System - Testing & Troubleshooting

REAR WINDOW DEFOGGER WIRE REPAIR

Reconditioning

1. Defogger Wire - Repair

HVAC System - Testing & Troubleshooting

NOTE: To make an effective repair, the broken section must be no longer than 1.0 in (25 mm).

  1. Lightly rub the area around the broken section (A) with fine steel wool, then clean it with isopropyl alcohol
  2. Carefully mask above and below the broken area of the rear window defogger wire (B) with cellophane tapes (C).

HVAC System - Testing & Troubleshooting

  1. Using a small brush, apply a heavy coat of silver conductive paint (commercially available) (A) extending about 0.1 in (3.0 mm) on both sides of the break. Allow 25 minutes to dry
  2. Do the function test to confirm that the wire is repaired
  3. Apply a second coat of paint in the same way. Let it dry 3 hours before removing the tape.

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