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.
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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.
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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.
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- 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:
Removal & Installation
1. Front Bumper - Remove
2. Outside Air Temperature Sensor - Remove
Disconnect the connector (A)
Lift the tab (B) to release the lock, then remove the outside air
temperature sensor (C).
3. All Removed Parts - Install
Install the parts in the reverse order of remov
NOTE: Before you troubleshoot, review the general troubleshooting
information.
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.
Is DTC 51-12 indicated?
YES
The fai