Honda HR-V: HDS Does Not Communicate with AWD Control Unit (AWD)
Remedy
AWD System Symptom Troubleshooting - HDS does not communicate (AWD)
HDS DOES NOT COMMUNICATE WITH VEHICLE (AWD)
Remedy
Dlc Circuit Troubleshooting
REAR DIFFERENTIAL LEAKS FLUID (AWD)
Probable Cause
- Fluid level too high
- Clogged breather hose
- Worn or damaged oil seal
- Damaged sealing washer
- Loose mounting bolts or inadequate sealing
Remedy
- Rear Differential Fluid Inspection and Replacement (AWD)
- Rear Differential Breather Box And Hose Removal And Installation (AWD)
- Rear Differential Oil Seal Replacement (AWD)
- Rear Differential Fluid Inspection and Replacement (AWD)
- Rear Differential Disassembly and Reassembly (AWD)
REAR DIFFERENTIAL OVERHEATS (AWD)
Probable Cause
- Fluid level too low
- Incorrect fluid type
Remedy
- Rear Differential Fluid Inspection and Replacement (AWD)
- Rear Differential Fluid Inspection and Replacement (AWD)
WILL NOT GO INTO AWD MODE, POOR TRACTION, POOR ACCELERATION (AT START),
POOR CLIMBING ABILITY (AWD)
Remedy
AWD System Symptom Troubleshooting - Will not go into AWD mode, Poor
traction, Poor acceleration
(at start), Poor climbing ability (AWD)
CIRCUIT DIAGRAM
REAR DIFFERENTIAL CIRCUIT DIAGRAM (AWD)
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READ NEXT:
AWD Control Unit Inputs and Outputs for 24P Connector (Connector
Disconnected)
AWD SYSTEM BLEEDING (AWD)
Procedure
NOTE: Whenever the rear differential assembly is disassembled, the AWD with
intel
Inspection
1. Vehicle - Lift
2. Rear Differential Fluid - Check
Fig. 4: Differential Fluid Check With Filler Plug Torque Specifications
Use solvent and a brush to wash any oil and dirt off the oil
SEE MORE:
Test
1. Driver's Dashboard Lower Cover - Remove
2. Heated Windshield Wiper Area Switch - Test
NOTE : Mounting position of the heated windshield wiper area switch (A) is
changed depending on the
model.
Check the heated windshield wiper area switch according to the table.
NOTE :
When an LED is l
NOTE : Before you troubleshoot, review the how to troubleshoot information -
Refer to: How to Troubleshoot
the Forward Collision Warning (FCW), or How to Troubleshoot the Lane Departure
Warning (LDW).
DTCs (FCW/LDW)
1. Problem verification.
Turn the vehicle to the ON mode.
Clear the DTC with t