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.
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Fig. 1: A/C System Diagram
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Replacement
NOTE: The parts illustration are sample. External appearance may vary from
model to model.
1. A/C Components - Replace
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Repair Procedure A
Replace the following parts:
- A/C compressor (A)
- Discharge hose (B)
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Repair Procedure B
Replace the following parts:
- A/C compressor (A)
- Discharge hose (B)
- A/C condenser (C)
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Repair Procedure C
Replace the following parts:
- A/C compressor (A)
- Discharge hose (B)
- A/C condenser (C)
- Receiver line (D)
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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.
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REAR WINDOW DEFOGGER WIRE REPAIR
Reconditioning
1. Defogger Wire - Repair
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NOTE: To make an effective repair, the broken section must be no longer
than 1.0 in (25 mm).
- Lightly rub the area around the broken section (A) with fine steel wool,
then clean it with isopropyl alcohol
- Carefully mask above and below the broken area of the rear window
defogger wire (B) with cellophane tapes (C).
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- 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
- Do the function test to confirm that the wire is repaired
- Apply a second coat of paint in the same way. Let it dry 3 hours before
removing
the tape.
READ NEXT:
The A/C pressure sensor is attached to the receiver line on the outlet side
of the A/C condenser. The sensor's
output voltage changes in response to changes in A/C discharge pressure. The PCM
receiv
The air conditioning system regulates temperature air outlet by mixing cold
and warm air in an appropriate
ratio. The heater core and evaporator core are installed in the heater unit and
has the air
SEE MORE:
The Timer Function (Without Climate Control)
The rear window defogger provides the timer control function that is
controlled by the HVAC control unit. The
timer control is operated by turning the vehicle to the ON mode, then turn on
the rear window defogger switch.
The timer operating time varies
Inspection
NOTE:
This procedure checks the APP sensor in its fully closed position. In
any other position, the APP sensor
stores DTCs which are covered in other troubleshooting procedures.
Check for Pending or Confirmed DTCs with the HDS before doing this
procedure. If any DTCs are
indicate