Honda HR-V: DTC B0079-12
Special Tools Required
- SRS Inflator Simulator 07SAZ-TB4011A
- SRS Simulator Lead M 070AZ-SNA0400
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.
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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.
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Is DTC B0079-12 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. Driver's seat belt outer lap tensioner check:
- Turn the vehicle to the OFF (LOCK) mode.
- Disconnect the negative cable from the 12 volt battery, then wait at
least 3 minutes.
- Remove the left side B-pillar lower trim - Refer to: Interior Trim
Removal and Installation - Pillar
Areas (With Side Curtain Airbag), or Interior Trim Removal and Installation -
Pillar Areas (Without
Side Curtain Airbag).
- Disconnect the driver's seat belt outer lap tensioner 2P connector (A)
on the floor wire harness.
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- Connect the terminals of SRS simulator lead M to the SRS inflator
simulator (2 Ω connectors), then
connect SRS simulator lead M to the driver's seat belt outer lap tensioner
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.
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Is DTC B0079-12 indicated?
YES
Go to step 3.
NO
Short to power in the driver's seat belt outer lap tensioner; replace the
driver's seat belt, then clear the
DTC.
3. Shorted wire check (LLP+, LLP- 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 SRS simulator lead M from the driver's seat belt outer lap
tensioner 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.
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Is there 0.2 V or less?
YES
The LLP+ and LLP- 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 M 070AZ-SNA0400
*SRS Short Canceller 070AZ-SAA0100
NOTE:
Before doing this troubleshooting procedure, find out if the
Special Tools Required
*SRS Inflator Simulator 07SAZ-TB4011A
*SRS Simulator Lead M 070AZ-SNA0400
*SRS Short Canceller 070AZ-SAA0100
NOTE:
Before doing this troubleshooting procedure, find out if the
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:
Inspection
NOTE:
This procedure checks the APP sensor in its fully closed position. In
any other position, the APP sensor
stores DTCs which are covered in other troubleshooting procedures.
Check for Pending or Confirmed DTCs with the HDS before doing this
procedure. If any DTCs are
indicate
NOTE:
Before you troubleshoot, review the general troubleshooting information.
If DTC 86-11 is indicated at the same time, do the DTC 86-11
troubleshooting first.
1. Back-up lights check:
Turn the vehicle to the ON mode.
Check the back-up lights when the shift lever is in neutral.
Are the