Honda HR-V: DTC B0020-11
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.
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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 B0020-11 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.
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- 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.
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Is DTC B0020-11 indicated?
YES
Go to step 3.
NO
Short to ground in the driver's side airbag inflator; replace the driver's
side airbag, then clear the DTC.
3. Shorted 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 between test points 1 and 2.
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Is there an open circuit?
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
Short to ground 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
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
SEE MORE:
AFTER WARMING UP, IDLE SPEED IS ABOVE SPECIFICATIONS WITHOUT LOAD (MIL
WORKS OK, NO DTCS SET) (KA/KC)
Diagnostic procedure
1. APP Sensor Signal Inspection
Also check for
Intake air leaks
AFTER WARMING UP, IDLE SPEED IS BELOW SPECIFICATIONS WITHOUT LOAD (MIL
WORKS OK, NO DTCS SET) (KA/KC)
Diagnostic
Adjustment
1. Fuel Fill Door - Adjust
Slightly loosen the hinge mounting bolts (A)
Adjust the fuel fill door (B) in or out until it is flush with the body,
and
up or down as necessary to equalize the gaps
Tighten the hinge mounting bolts
Make sure the fuel fill door opens properly and locks