Honda HR-V: Electric Parking Brake Symptom Troubleshooting - Electric Parking
Brake Indicator Does Not Come ON
1. Gauge control module operation check.
- 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).
- Turn the vehicle to the OFF (LOCK) mode.
- Disconnect the following connectors.
Electric parking brake control unit 30P connector
Gauge control module connector A (32P)
- Check for continuity between test points 1 and 2.
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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).
- Reconnect the following connectors.
Electric parking brake control unit 30P connector
Gauge control module connector A (32P)
- Turn the vehicle to the ON mode.
- Measure the voltage between test points 1 and 2.
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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).
- 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.
- Turn the vehicle to the OFF (LOCK) mode, then to the ON mode.
- 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.
READ NEXT:
1. DTC check.
Turn the vehicle to the ON mode.
Check for DTCs with the HDS.
Are there DTCs indicated?
YES
Go to indicated DTC's troubleshooting.
NO
Go to step 2.
2. Gauge control module operation
1. Problem verification.
Start the engine.
Check the electric parking brake system indicator.
Does the electric parking brake system indicator come on, then go off?
YES
Intermittent failure, the s
ELECTRIC PARKING BRAKE CONTROL UNIT CONNECTOR FOR INPUTS AND OUTPUTS
Electric Parking Brake Control Unit Inputs and Outputs for 30P Connector
(Connector Disconnected)
*1: M/T
*1: M/T
ELECTRIC PAR
SEE MORE:
DTC (Backup Control Unit)
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. Problem verification.
Cl
Special Tools Required
Snap Ring Pliers 07LGC-
0010100
Replacement
NOTE: Apply a light coat of clean transmission fluid on all parts before
installation.
1. Torque Converter Housing Bearing - Remove
While expanding the snap ring (A) using the snap ring pliers, remove
the torque converter housi