Honda HR-V: DTC B12D0, B12D1, B12D2
NOTE: Refer to the DTC code shown on the display, and then inspect the
connectors and terminals based on
the instructions in the table below.
DTC (Power 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, or.
- Make sure aftermarket accessories are not installed.
1. Problem verification:
- Clear the DTCs with the HDS.
Clear DTCs
- Turn the vehicle to the OFF (LOCK) mode and then the ON mode.
- Wait 10 seconds.
- Turn the vehicle to the OFF (LOCK) mode.
- Wait 5 seconds.
- Check for DTCs with the HDS.
Are any DTCs indicated?
YES
Go to step 2.
NO
Intermittent failure, the system is OK at this time.
2. Determine possible failure area (relay circuit ON problem, relay circuit
OFF problem):
- Select KEYLESS ACCESS CONTROL from the ONE-PUSH START system select menu
with the
HDS, and enter DATA LIST.
- Check the parameter(s) in the table with the HDS.
Is there battery voltage?
YES
Go to step 3.
NO
Go to step 4.
3. Under-dash subrelay box test (relay circuit ON problem):
Do the under-dash subrelay box test (each relay circuit).
Is relay circuit OK?
YES
Repair a short to power in the wire between the keyless access control unit
and the under-dash subrelay
box.
NO
Faulty relay circuit, replace the under-dash subrelay box.
4. Under-dash subrelay box test (relay circuit OFF problem):
Do the under-dash subrelay box test (each relay circuit).
Is relay circuit OK?
YES
Repair an open or high resistance in the wire between the keyless access
control unit and the under-dash
subrelay box.
NO
Faulty relay circuit, replace the under-dash subrelay box.
READ NEXT:
DTC (Power 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-
DTC (Power 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
DTC (Power 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-
SEE MORE:
NOTE : Before you troubleshoot, review the how to troubleshooting information
- Refer to: How to
Troubleshoot the Forward Collision Warning (FCW), or How to Troubleshoot the
Lane Departure
Warning (LDW).
DTCs (FCW/LDW)
1. Problem verification.
Turn the vehicle to the ON mode.
Clear the DTC wit
Removal & Installation
NOTE:
When working on electronic components, make sure the work area is clean
and dust free.
Make sure your hands are clean and free of oils and grease.
Eject the disc before disconnecting the audio-navigation unit to prevent
damaging the CD/DVD player's
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