Honda ACCORD HYBRID 2005 Service Manual page 2173

DTC 31-90: Short to Ground in Driver's Side
Airbag Inflator
Special Tools Required
• SRS inflator simulator 07SAZ-TB4011A
• SRS simulator lead E 07XAZ-S1A0200
1. Erase the DTC m e m o r y (see page 24-25).
2. Turn the ignition switch ON (II), and check that the
SRS indicator comes on for about 6 seconds and
then goes off.
Does the SRS indicator stay on, and is DTC 31-90
indicated?
Y E S — G o t o step 3.
NO—Intermittent failure, system is OK at this time.
Go to Troubleshooting Intermittent Failures
(see page 24-26). If another DTC is indicated, g o t o
the DTC Troubleshooting Index.
3. Turn the ignition switch OFF. Disconnect the
battery negative cable, and wait for 3 minutes.
4. Disconnect the left floor w i r e harness 2P connector
(A) f r o m the driver's side airbag (B).
07SAZ-TB4011A
07XAZ-S1A0200
5. Connect the SRS inflator simulator (2 Q, connector)
and simulator lead E to the left floor wire harness.
6. Reconnect the battery negative cable.
7. Erase the DTC m e m o r y .
8. Read the DTC (see page 24-24).
Is DTC 31-90 indicated?
Y E S — G o t o step 9.
NO—Short to g r o u n d in the driver's side airbag
inflator; replace the driver's side airbag (see page
24-141). •
9. Turn the ignition switch OFF. Disconnect the
battery negative cable, and wait for 3 minutes.
10. Disconnect both seat belt tensioner 4P connectors
(see step 6 on page 24-23).
11. Disconnect SRS unit connector B (28P) f r o m the
SRS unit (see step 7 on page 24-23).
12. Disconnect the SRS inflator simulator f r o m the SRS
simulator lead.
13. Check resistance between each terminal of the SRS
simulator lead and body g r o u n d . There should be
an open circuit or at least 1 M Q .
L E F T FLOOR
WIRE H A R N E S S
2P C O N N E C T O R
07XAZ-S1A0200
is the resistance as specified?
YES —Faulty SRS unit or poor contact at SRS unit
connector B (28P) and the SRS unit. Check the
connection; if the connection is OK, replace the
SRS unit (see page 2 4 - 1 5 3 ) . •
NO—Short to ground in the left floor wire harness;
replace the left floor wire harness. •
24-61