Honda HR-V: AWD System Symptom Troubleshooting - Will Not Go Into AWD Mode, Poor Traction, Poor Acceleration (AT Start), Poor Climbing Ability (AWD)
Honda HR-V (2015-2021) Service Manual / Driveline & Axles / Differential - Testing & Troubleshooting / Symptom Troubleshooting / AWD System Symptom Troubleshooting - Will Not Go Into AWD Mode, Poor
Traction, Poor Acceleration (AT Start), Poor Climbing Ability (AWD)
1. Rear differential clutch check.
- Do the rear differential clutch test.
Is the test result OK?
YES
Check the following items.
- Check the rear differential fluid level and the fluid condition.
- Check for rear differential fluid leaks.
- Do the OIL PRESSURE CONTROL TEST in the FUNCTIONAL TEST with the HDS.
- Do the rear differential fluid pressure sensor test.
NO
Do the repair depending on the test result.
AWD SYSTEM INDICATOR DOES NOT COME ON (AWD)
Remedy
AWD System Symptom Troubleshooting - AWD system indicator does not come on (AWD)
AWD SYSTEM INDICATOR DOES NOT GO OFF, AND NO DTCS ARE STORED (AWD)
Remedy
AWD System Symptom Troubleshooting - AWD system indicator does not go off, and no DTCs are stored (AWD)
AWD SYSTEM IS STUCK IN AWD MODE (AWD)
Remedy
AWD System Symptom Troubleshooting - AWD system is stuck in AWD mode (AWD)
AWD WITH INTELLIGENT CONTROL SYSTEM SYMPTOM TROUBLESHOOTING INDEX (AWD)
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Abnormal Noise (AT Accelerate) (AWD)
Probable Cause
Gear noise
Poor gear mesh between ring gear and drive pinion
Hypoid gear (wear or damage)
Poor pre-road (drive pinion)
Debris in hypoid gear area
Fluid level too low
Distortion o
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 C
SEE MORE:
DTC B1280 Turn Signal Switch Circuit Malfunction
DTC (MICU)
NOTE : If you are troubleshooting multiple DTCs, be sure to follow the
instructions in B-CAN System
Diagnosis Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System
Diagnosis Test Mode
A - Initial Communication and DTC Checks.
1. Turn signal/hazard warning lights system
Secondary Fuel Gauge Sending Unit Test (AWD)
Test
1. Fuse - Check
Check the No. B21 (10 A) +B BACK UP fuse in the under-hood fuse/relay
box and the No. C34
(7.5 A) IG1 METER fuse in the under-dash fuse/relay box before testing.
2. Body Electrical DTCs - Check
Check for body electrical system DTCs.
If no problem is found, go to the ne
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