Honda HR-V Owners & Service Manuals

Honda HR-V: Electric Parking Brake Symptom Troubleshooting - Electric Parking Brake Indicator Does Not Go OFF, And No DTCS Are Stored

Honda HR-V (2015-2021) Service Manual / Brakes / Parking Brake System - Testing & Troubleshooting / Symptom Troubleshooting / Electric Parking Brake Symptom Troubleshooting - Electric Parking Brake Indicator Does Not Go OFF, And No DTCS Are Stored

1. DTC check.

  1. Turn the vehicle to the ON mode.
  2. Check for DTCs with the HDS.

Parking Brake System - Testing & Troubleshooting

Are there DTCs indicated?

YES

Go to indicated DTC's troubleshooting.

NO

Go to step 2.

2. Gauge control module operation check.

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

Is the gauge control module OK?

YES

Go to step 3.

NO

Replace the gauge control module.

3. Shorted wire check (PARK LAMP line).

  1. Turn the vehicle to the OFF (LOCK) mode.
  2. Disconnect the following connectors.

Electric parking brake control unit 30P connector

Gauge control module connector A (32P)

  1. Check for continuity between test points 1 and 2.

Parking Brake System - Testing & Troubleshooting

Is there continuity?

YES

Repair a short to body ground in the PARK LAMP wire between the electric parking brake control unit and the gauge control module.

NO

The PARK LAMP wire is OK. Go to step 4.

4. Shorted wire check (PARKING BRAKE SW line).

  1. Check for continuity between test points 1 and 2.

Parking Brake System - Testing & Troubleshooting

Is there continuity?

YES

Repair a short to body ground in the PARKING BRAKE SW wire between the electric parking brake control unit and the gauge control module.

NO

The PARKING BRAKE SW wire is OK. Go to step 5.

5. Electric parking brake control unit check (update or substitution).

  1. Reconnect the following connectors.

Electric parking brake control unit 30P connector

Gauge control module connector A (32P)

  1. Update the electric parking brake control unit if it does not have the latest software. If the unit already has the latest software, substitute a known-good electric parking brake control unit.
  2. Turn the vehicle to the OFF (LOCK) mode, then to the ON mode.
  3. Check the electric parking brake indicator.

YES

If the electric parking brake control unit was updated, troubleshooting is complete. If the electric parking brake control unit was substituted, replace the original electric parking brake control unit.

NO

Check for loose terminals and poor connections in the electric parking brake control unit 30P connector.

If the electric parking brake control unit was updated, substitute a known-good electric parking brake control unit and recheck. If the electric parking brake control unit was substituted and the symptom/indication is still present, replace the original electric parking brake control unit.

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