Honda HR-V Owners & Service Manuals

Honda HR-V: Electric Parking Brake Symptom Troubleshooting - Electric Parking Brake Indicator Does Not Come ON

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 Come ON

1. Gauge control module operation check.

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

Is the gauge control module OK?

YES

Go to step 2.

NO

Replace the gauge control module.

2. Open 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

Go to step 3.

NO

Repair an open in the PARK LAMP wire between the electric parking brake control unit and the gauge control module.

3. Open wire check (GND lines).

  1. Reconnect the following connectors.

Electric parking brake control unit 30P connector

Gauge control module connector A (32P)

  1. Turn the vehicle to the ON mode.
  2. Measure the voltage between test points 1 and 2.

Parking Brake System - Testing & Troubleshooting

Parking Brake System - Testing & Troubleshooting

Is there 0.1 V or more?

YES

Repair an open or high resistance in the GND wires between the electric parking brake control unit and body ground (G503) or loose the ground bolt.

NO

The GND wires are OK. Go to step 4.

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

  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.

Does the electric parking brake indicator come on?

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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