Honda HR-V: DTC B0020-13
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.
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.
Is DTC B0020-13 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 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 driver's side airbag inflator 2P connector (A) on the
floor wire harness.
- Connect the terminals of SRS simulator lead L to the SRS inflator
simulator (2 Ω connectors), then
connect SRS simulator lead L to the driver'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.
Is DTC B0020-13 indicated?
YES
Go to step 3.
NO
Open in the driver's side airbag inflator; replace the driver's side airbag,
then clear the DTC.
3. Open wire check (LSA+, LSA- lines):
- 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 driver's side airbag inflator 2P connector on the floor wire
harness.
- Measure the resistance of the test point.
Is there 1.0 Ω or less?
YES
The LSA+ and LSA- 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
Open 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
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
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:
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.
1. Problem verification:
Cle
Removal & Installation
1. Vehicle - Lift
2. Rear Wheels - Remove
3. Parking Brake - Release
4. Hub Bearing Unit - Remove - Refer to: Rear Hub Bearing Unit Removal and
Installation (2WD), or Rear Hub Bearing Unit Removal and Installation (AWD)
5. Rear Spring Seat Lower Cover - Remove (USA and Ca