Honda HR-V: DTC B0028-12
Special Tools Required
- SRS Inflator Simulator 07SAZ-TB4011A
- SRS Simulator Lead L 070AZ-SNAA300
NOTE:
- Before doing this troubleshooting procedure, find out if the vehicle was
in a collision. If so, verify
that all the required components were replaced with new components of the
correct part number, and that they were properly installed.
- Before doing this troubleshooting procedure, review SRS Precautions and
Procedures, General
Troubleshooting Information, and 12 Volt Battery Terminal Disconnection and
Reconnection.
- Before replacing the SRS unit, check the SRS unit software version with
the HDS. If the software version
is not the latest, update the SRS unit software, and retest.
.png)
DTC (SRS)
1. Problem verification:
- Clear the DTCs with the HDS.
Clear DTCs
- Turn the vehicle to the ON mode, then wait for 10 seconds.
- Check for DTCs with the HDS.
.png)
Is DTC B0028-12 indicated?
YES
The failure is duplicated. Go to step 2.
NO
Intermittent failure, the system is OK at this time. Go to Troubleshooting
Intermittent Failures. If
another DTC is indicated, troubleshoot the DTC.
2. Front passenger's side airbag inflator check:
- Turn the vehicle to the OFF (LOCK) mode.
- Disconnect the negative cable from the 12 volt battery, then wait at
least 3 minutes.
- Disconnect the front passenger's side airbag inflator 2P connector (A)
on the floor wire harness.
.png)
- Connect the terminals of SRS simulator lead L to the SRS inflator
simulator (2 Ω connectors), then
connect SRS simulator lead L to the front passenger's side airbag inflator
2P connector on the floor wire
harness.
- Reconnect the negative cable to the 12 volt battery.
- Clear the DTCs with the HDS.
Clear DTCs
- Turn the vehicle to the ON mode, then wait for 10 seconds.
- Check for DTCs with the HDS.
.png)
Is DTC B0028-12 indicated?
YES
Go to step 3.
NO
Short to power in the front passenger's side airbag inflator; replace the
front passenger's side airbag,
then clear the DTC.
3. Shorted wire check (RSA+, RSA- lines to power):
- Turn the vehicle to the OFF (LOCK) mode.
- Disconnect the negative cable from the 12 volt battery, then wait at
least 3 minutes.
- Disconnect the following connector.
SRS unit connector B (39P)
- Disconnect the SRS inflator simulator from SRS simulator lead L. Do not
disconnect SRS simulator
lead L from the front passenger's side airbag inflator 2P connector on the
floor wire harness.
- Reconnect the negative cable to the 12 volt battery.
- Turn the vehicle to the ON mode.
- Measure the voltage between test points 1 and 2.
.png)
.png)
Is there 0.2 V or less?
YES
The RSA+ and RSA- wires are OK. Faulty SRS unit or poor connection at SRS
unit connector B (39P)
and the SRS unit. Check the connection; if the connection is OK, replace the SRS
unit. If the DTC does
not clear, replace the floor wire harness.
NO
Short to power in the floor wire harness; replace the floor wire harness,
then clear the DTC.
READ NEXT:
Special Tools Required
SRS Inflator Simulator 07SAZ-TB4011A
SRS Simulator Lead L 070AZ-SNAA300
NOTE:
Before doing this troubleshooting procedure, find out if the vehicle was
in a collision. If
Special Tools Required
SRS Inflator Simulator 07SAZ-TB4011A
SRS Simulator Lead L 070AZ-SNAA300
SRS Short Canceller 070AZ-SAA0100
NOTE:
Before doing this troubleshooting procedure, find out if t
NOTE:
Before doing this troubleshooting procedure, find out if the vehicle was
in a collision. If so, verify
that all the required components were replaced with new components of the
correct pa
SEE MORE:
METRIC CONVERSIONS
Metric conversions are making life more difficult for the mechanic. In
addition to increasing the number of
tools required, metric-dimensioned nuts and bolts are used alongside English
components in many new
vehicles. The mechanic has to decide which tool to use, slowing down th
Removal & Installation
SRS components are located near the mode control motor and the recirculation
control motor. Review the SRS
component locations - Refer to: SRS Component Location Index (KA/KC), and the
precautions and
procedures before doing repairs or service.
NOTE:
Select the MAX COO