Honda HR-V: DTC Troubleshooting U3000-49: Electric Parking Brake Control Unit
Internal Circuit Malfunction
NOTE: Before you troubleshoot, review the how to troubleshoot the
electric parking brake system.
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1. Problem verification:
- Turn the vehicle to the ON mode.
- Clear the DTC with the HDS.
- Turn the vehicle to the OFF (LOCK) mode, then to the ON mode.
- Check for DTCs with the HDS.
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Is DTC U3000-49 indicated?
YES
The failure is duplicated. Go to step 2.
NO
Intermittent failure, the system is OK at this time. Refer to intermittent
failures troubleshooting. If the
freeze data/on-board snapshot of this DTC is recorded, try to reproduce the
failure under the same
conditions with the Freeze data/on-board snapshot.
2. 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 for DTCs with the HDS.
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Is DTC U3000-49 indicated?
YES
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.
NO
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.
DTC TROUBLESHOOTING U3000-51: ELECTRIC PARKING BRAKE CONTROL UNIT
PROGRAMMING ERROR
NOTE:
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- Electric parking brake control unit check (update):
- Update the electric parking brake control unit if it does not have
the latest software.
- Turn the vehicle to the OFF (LOCK) mode, then to the ON mode.
- Check for DTCs with the HDS.
.png)
Is DTC U3000-51 indicated?
YES
Check for loose terminals and poor connections in the electric parking brake
control unit 30P connector.
If necessary, 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.
NO
Troubleshooting is complete.
READ NEXT:
NOTE: Before you troubleshoot, review the how to troubleshoot the
electric parking brake system.
Problem verification:
Turn the vehicle to the ON mode.
Clear the DTC with the HDS.
Turn the vehic
NOTE: Before you troubleshoot, review the how to troubleshoot the
electric parking brake system.
1. Problem verification:
Turn the vehicle to the ON mode.
Clear the DTC with the HDS.
Turn the ve
NOTE: Before you troubleshoot, review the how to troubleshoot the
electric parking brake system.
1. Problem verification:
Turn the vehicle to the ON mode.
Clear the DTC with the HDS.
Turn the ve
SEE MORE:
Removal
Do not insert your fingers into the installed throttle body when you turn the
vehicle to the ON mode, or while
the vehicle is in ON mode. If you do, you will seriously injure your fingers if
the throttle valve is activated.
NOTE: If you are replacing the throttle body, start at 1st proced
Removal and Installation
1. Engine Coolant - Drain
2. Connector (A/F Sensor and Secondary HO2S Sensor) - Disconnect
Disconnect the connectors (A)
Remove the connector clamps (B) and the harness clamps
(C).
3. Connector (Oil Pressure Switch) - Disconnect
Disconnect the connector (A)
Remove