Honda HR-V: AWD System DTC Troubleshooting Index (AWD)
Honda HR-V (2015-2021) Service Manual / Driveline & Axles / Differential - Testing & Troubleshooting / DTC Troubleshooting / AWD System DTC Troubleshooting Index (AWD)
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TESTING
AWD CONTROL UNIT INITIALIZATION (AWD)
Procedure
NOTE:
- Whenever the AWD control unit is replaced, it must be initialized.
- Park the vehicle on a flat and level surface.
1. HDS - Connect
2. AWD Control Unit - Initialization
- Select the ADJUSTMENT in the AWD WITH INTELLIGENT CONTROL with the HDS
- Select the ECU REPLACEMENT in the ADJUSTMENT with the HDS.NOTE : See the HDS Help menu for specific instructions.
AWD CONTROL UNIT UPDATE (AWD)
Special Tools Required
MVCI unit with the latest control module (CM) update software installed
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Procedure
1. AWD Control Unit - Update
NOTE: Check any official service website for more information about updating the MVCI and control units.
LONGITUDINAL ACCELERATION SENSOR LEARN (AWD)
Procedure
NOTE: Whenever the VSA modulator-control unit is replaced, the longitudinal acceleration sensor learn procedure must be done.
1. HDS - Connect
2. Longitudinal Acceleration Sensor - Learn
- Select the ADJUSTMENT in the AWD WITH INTELLIGENT CONTROL with the HDS
- Select the G SENSOR LEARNING in the ADJUSTMENT with the HDS.NOTE : See the HDS Help menu for specific instructions.
READ NEXT:
Rear Differential Clutch Test (AWD)
Test
1. HDS - Connect
2. Rear Differential Clutch - Test
Block the front wheels (A), raise the left rear wheel, and support it
with a safety stand (B) as shown
Release the parking brake.
Hold
Rear Differential Pressure Test (AWD)
Test
NOTE: Before doing the pressure test, check the following conditions.
Check that the AWD system indicator does not come on. If it does, check
for AWD with intelligent control system DTCs.
Che
SEE MORE:
DTC Troubleshooting 58-12: Brake Diag Circuit ON Failure
NOTE: Before you troubleshoot, review the general troubleshooting
information.
1. Brake light relay relay check:
Turn the vehicle to the OFF (LOCK) mode.
Check the brake lights without pressing the brake pedal.
Are the brake lights on?
YES
Replace the brake light relay.
NO
Go to step 2.
2. Sho
DTC B0070-11
NOTE:
Before doing this troubleshooting procedure, find out if the vehicle was
in a collision. If so, verify
that all the required components were replaced with new components of the
correct part number,
and that they were properly installed.
Before doing this troubleshooting procedure, rev
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