Honda HR-V Owners & Service Manuals

Honda HR-V: AWD System Symptom Troubleshooting - AWD System Indicator Does Not Come ON (AWD)

Honda HR-V (2015-2021) Service Manual / Driveline & Axles / Differential - Testing & Troubleshooting / Symptom Troubleshooting / AWD System Symptom Troubleshooting - AWD System Indicator Does Not Come ON (AWD)

1. Problem verification.

  1. Turn the vehicle to the ON mode.

Does the AWD system indicator come on?

YES

Intermittent failure, the system is OK at this time.

NO

The failure is duplicated. Go to step 2.

2. Gauge control module operation check.

  1. Do the gauge control module self-diagnostic function.

Does the AWD system indicator blink?

YES

Go to step 3.

NO

Replace the gauge control module.

3. AWD control unit check.

  1. Turn the vehicle to the OFF (LOCK) mode.
  2. Remove the following fuse.

Differential - Testing & Troubleshooting

  1. Turn the vehicle to the ON mode.

Does the AWD system indicator come on?

YES

Update the AWD control unit if it does not have the latest software, or substitute a known-good AWD control unit, and recheck. If the symptom/indication goes away with the updated AWD control unit, troubleshooting is complete. If the symptom/indication goes away with a known-good AWD control unit, replace the original AWD control unit.

NO

Replace the gauge control module.

AWD SYSTEM SYMPTOM TROUBLESHOOTING - AWD SYSTEM INDICATOR DOES NOT GO OFF, AND NO DTCS ARE STORED (AWD)

NOTE: Do not jump the SCS line.

1. Problem verification.

  1. Test the battery. Charge or replace the battery if necessary.
  2. Turn the vehicle to the ON mode.

Does the AWD system indicator come on?

YES

The failure is duplicated. Go to step 2.

NO

Intermittent failure, the system is OK at this time.

2. HDS communication check.

  1. Check that the HDS communicates with the vehicle.

Does the HDS communicate with the vehicle?

YES

The HDS communication is OK. Go to step 3.

NO

Go to the DLC circuit troubleshooting - Refer to: Fuel and Emissions Systems DTC Troubleshooting Index (KA/KC), or CVT System DTC Troubleshooting Index (KA/KC CVT).

3. AWD with intelligent control system communication check.

  1. Check the Main Menu of the AWD WITH INTELLIGENT CONTROL with the HDS.

Does the HDS show the Main Menu of the AWD WITH INTELLIGENT CONTROL?

YES

The AWD with intelligent control system communication is OK. Go to step 4

NO

Go to the AWD symptom troubleshooting for HDS does not communicate - Refer to: AWD System Symptom Troubleshooting - HDS does not communicate (AWD),

4. AWD control unit status check 1.

  1. Check the parameter(s) below with the HDS.

Differential - Testing & Troubleshooting

Do the current condition(s) match the threshold?

YES

Go to step 5.

NO

Go to step 7.

5. Gauge control module operation check.

  1. Do the gauge control module self-diagnostic function.

Does the AWD system indicator blink?

YES

The gauge control module is OK. Go to step 6.

NO

Replace the gauge control module.

6. Gauge control module DTC check.

  1. Check for DTCs in the METER system with the HDS.

Differential - Testing & Troubleshooting

Is DTC indicated?

YES

Go to the indicated DTC's troubleshooting in the gauge control module.

NO

Update the AWD control unit if it does not have the latest software, or substitute a known-good AWD control unit, and recheck. If the symptom/indication goes away with the updated AWD control unit, troubleshooting is complete. If the symptom/indication goes away with a known-good AWD control unit, replace the original AWD control unit.

7. AWD control unit status check 2.

  1. Check the parameter(s) below with the HDS.

Differential - Testing & Troubleshooting

Do the current condition(s) match the threshold?

Longitudinal G sensor learning is incomplete

Do the G SENSOR LEARNING in the ADJUSTMENT with the HDS.

Air purge for rear differential is incomplete

Do the ECU REPLACEMENT in the ADJUSTMENT with the HDS.

AWD operation check is incomplete

Do the ECU REPLACEMENT in the ADJUSTMENT with the HDS.

AWD SYSTEM SYMPTOM TROUBLESHOOTING - AWD SYSTEM IS STUCK IN AWD MODE (AWD)

1. Problem verification (rear differential clutch test).

  1. Do the rear differential clutch test.

Is the test result OK?

YES

Go to step 2.

NO

The failure is duplicated. Do the repair depending on the test result.

2. Oil pressure control check.

  1. Turn the vehicle to the ON mode.
  2. Select FUNCTIONAL TEST in the AWD WITH INTELLIGENT CONTROL with the HDS.
  3. Do the OIL PRESSURE CONTROL TEST in the FUNCTIONAL TEST with the HDS.

Oil Pressure Control 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 rear differential fluid pressure sensor test.

NO

Follow the instructions indicated on the HDS according to the test result.

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