Honda HR-V: HVAC System - Diagnostics
DTC TROUBLESHOOTING
DTC INDICATOR 2 : HVAC CONTROL UNIT INTERNAL ERROR
1. Problem verification:
- Clear the history DTCs.
- Do the Self-Diagnostic Function.
- Checking for DTCs.
Does the RECIRCULATION indicator blink twice?
YES
Replace the HVAC control unit.
NO
Intermittent failure, the system is OK at this time.
DTC INDICATOR 3 A PROBLEM IN THE RECIRCULATION CONTROL MOTOR CIRCUIT, LINKAGE, DOOR, OR MOTOR
1. Problem verification:
- Clear the history DTCs.
- Do the Self-Diagnostic Function.
- Checking for DTCs.
Does the RECIRCULATION indicator blink twice?
YES
Replace the HVAC control unit.
NO
Intermittent failure, the system is OK at this time.
DTC INDICATOR 3 A PROBLEM IN THE RECIRCULATION CONTROL MOTOR CIRCUIT, LINKAGE, DOOR, OR MOTOR
1. Problem verification:
- Clear the history DTCs.
- Do the Self-Diagnostic Function.
- Checking for DTCs.
Does the RECIRCULATION indicator blink three times?
YES
Go to step 2.
NO
Intermittent failure. Check for loose wires or poor connections on the recirculation control motor circuit.
2. Open wire check (F/R MTR(REC)/M-REC line):
- Turn the vehicle to the OFF (LOCK) mode.
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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 illu
SEE MORE:
Testing
CRUISE CONTROL (ECM/PCM) INPUT TEST
NOTE: Always make sure that you have the latest HDS software.
1. Turn the vehicle to the OFF (LOCK) mode
2. Connect the HDS (Honda Diagnostic System) to the data link connector (DLC)
(A) located under the driver's
side of the dashboard.
3. Turn the vehicle to th
Clutch Hydraulic System Bleeding
CLUTCH HYDRAULIC SYSTEM BLEEDING (M/T)
Bleeding
NOTE:
Do not reuse the drained fluid. Always use genuine Honda DOT 3 or DOT 4
Brake Fluid from an unopened container. Using a non-Honda brake fluid can
cause corrosion and shorten the life of the
system.
Make sure no dirt or other foreign matte
