2003 HONDA CIVIC Indicator

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DTC 13-3: No Signal from the Driver's Side
lmpact Sensor
Special Tools Required. sRs inflator simularor 07SAZ-TB4011A. SRS simulator lead H 07YM-S3AA100
1. Erasethe DTC memory (see p age 23-261.
2. Turn the ignition switch ON (ll), and check that the
SRS indicator comes on for about 6 seconds and
then goes off.
Does the SRS indicator stay on?
YES - Go to step 3.
NO Intermittent failure, system is OK at this time.
Go to Troubleshooting lntermittent Failures (see
page 23-261.
3. Turn the ignition switch OFF. Disconnect the
battery negative cable, and wait for 3 minutes.
4. Check the connection between the floor wire
harness 2P connector and the driver's side impact
sensor.
ls the connection OK?
YES Go to step 5.
NO-Replace the driver's side impact sensor and/
or the floor harness, as needed. I
)
5. Disconnectthe driver's side airbag and frontpassenger's side airbag 2P connectors (see step 4
on page 23-21). Also disconnect both seat belt
buckle tensioner 4P connectors (see step 6 on page
23-22).
6. Disconnect the floor wire harness 2P connector {A}from the driver's side impact sensor.
07sAz-TB4011A
7. Connect the SRS inflator simulator (2 Q connector)
and simulator lead H to the floor wire harness.
(cont'd)
23-91

sRs
DTC Troubleshooting {cont'd)
8. Disconnect SRS unit connector B ( 18P) from the
SRS unit (see step 7 on page 23-221.
9. Check resistance between the No. 8 and No. 15
terminals of sRS unit connector B ('l8P). There
should be 0 1.0 Q.
SRS UNIT CONNECTOR B I18P)
BRN/YEL
I:fr;f;l n3
10tlllro lrz lrs | \
LT GRN/RED
Wire side of temale terminals
Is the resistance as specitied?
YES Faulty driver's side impact sensor or SRS
unit; replace lhe driver's side impact sensor (see
page 23-123). lf the problem is still present, replace
the SRS unit (see page 23-122).1
NO Open in the floor wire harness; replace the
floor wire harness.l
23-92
DTC 13-4: Faulty Power Supply to the Driver's
Side lmpact Sensor
1. Erase the DTC memory {see page 23-261.
2. Turn the ignition switch ON (ll), and check that the
SRS lndicator comes on for about 6 seconds and
then goes off.
Does the SRS indicator stay on?
YES Go to step 3.
NO-lntermittent failure, system is OK at this time.
Go to Troubleshooting Intermittent Failures (see
page 23-26).
3. Turn the ignition switch OFF. Disconnectthe
battery negative cable, and wait for 3 minutes.
4. Disconnect the driver's side airbag and front
passenger's side airbag 2P connectors (see step 4
on page 23-21). Also disconnect both seat belt
buckle tensioner 4P connectors (see step 6 on page
23-22).

sRs
DTC Troubleshooting (cont'dl
DTC 14-3: No Signal from the Front
Passenger's Side lmpact Sensor
SpecialTools Required. SRS inflator simulator 07SAZ-TB401'lA. SRS simulator lead H 07YAZ'S3AA100
1. Erasethe DTC memory (see page 23-26).
2. Tu rn the ignition switch ON (ll), and check that the
SRS indicator comes on for about 6 seconds and
then goes off.
Does the SBS indicator stay on?
YES Go to step 3.
NO Intermittent failure, system is OK at this time.
Go to Troubleshooting Intermittent Failures (see
page 23-26).
3. Turn the ignition switch OFF. Disconnectthe
battery negative cable, and wait for 3 minutes.
4. Check the connection between the floor wire
harness 2P connector and the front passenger's
side lmpact sensor.
Is the connection OK?
YES-Go to step 5.
NO- Poor contact between the floor wire harness
2P connector and the front passenger's side impact
sensor; replace the front passenger's side impact
sensor and/or the floor harness, as needed.
23-94
5.Disconnectthe driver's side airbag and front
passenger's side airbag 2P connectors (see step 4
on page 23-21). Also disconnect both seat belt
buckle tensioner 4P connectors (see step 6 on page
23-22t.
Disconnect the floor wire harness 2P connector {A)
from the front passenger's side impact sensor.
07sAz-TB4o11A
7. Connect the SRS inflator simulator (2 0 connector)
and the simulator lead H to the floor wire harness.

)
8. Disconnect SRS unit connector B (18P)from the
SRS unit (see step 7 on page 23-221.
9. Check resistance between the No.9 and No. 16
terminals of SRS unit connector B (18P). There
should be 0-1.0 S2.
SRS UNIT CONNECTOR B {18PI
PNK/BLU
t-
l-u5l niFf;l \
230
10t1t5
T
GRY/RED
Wire side ol lemale terminals
ls the resistance as specified?
YES-Faulty front passenger's side impact sensor
or SRS unit; replace the front passenger's side
impact sensor (see page 23-125). lf the problem is
still present, replace the SRS unit (see page 23-122).
I
NO-Open in the floor wire harness; replace the
floor wire harness. !
I
DTC 14-4: Faulty Power Supply to the Front
Passenger's Side lmpact Sensor
1. Erase the DTC memory (see page 23-26).
2. Turn the ignition switch ON (ll), and check that the
SRS indicator comes on for about 6 seconds and
then goes off.
Does the SRS indicator stay on?
YES-Go to step 3.
NO-lntermittent failure, system is OK at this time.
Go to Troubleshooting Intermittent Failures (see
page 23-261.
3. Turn the ignition switch OFF. Disconnect the
battery negative cable, and wait for 3 minutes.
4. Disconnectthe driver's side airbag and front
passenger's side airbag 2P connectors (see step 4
on page 23-21). Also disconnect both seat belt
buckle tensioner 4P connectors (see step 6 on page
23-22t.
5. Disconnect the floor wire harness 2P connector {A}from the front passenger's side impact sensor.
Disconnecl SRS unit connector B (18P) from the
SRS unit (see step 7 on page 23-22i.
(cont'd)
"-;s.\
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- F.,=
j
23-95

J
25. Check for voltage between the No. 3 terminal of
SRS unit connector B (18P) and body ground. There
should be 0.5 V or less.
SRS UNIT CONNECTOR B (18P)
Wire side of temale terminals
ls the voltage as specilied?
YES Go to step 26.
NO Short to power in the floor wire harness or in
the OPDS unit harness; replace the faulty
harness.l
Replace the OPDS unit (see page 23-'124), then
initialize the system (see page 23-27).
Erase the DTC memory, then check for DTC 15-1.
ls DTC 15-l indicated?
YES Replace the SRS unit (see page 23-122).1
NO The system is OK.l
26.
27.
PNK
DTC 15-2: Faulty Side Airbag Cutoff Indicator
Circuit
1. Make sure nothing is on the front passenger's seat.
2. Erase the DTC memory (see page 23-26]-.
3. Turn the ignition switch ON (ll),andcheckthatthe
SRS indicator comes on for about 6 seconds and
then goes off.
Does the SRS indicator stay on?
YES-Turn the ignition switch OFF, and go to step
NO Intermittent failure, system is OK at this time.
Go to Troubleshooting Intermittent Failures (see
page 23-26).
NOTE:This DTC may have been caused by turning
the ignition switch ON (ll)with the gauge assembly
disconnected.
Turn the ignition switch ON (ll), and checkthatthe
side airbag cutoff indicator comes on.
Does the side airbag cutoft indicator come on?
YES Go to step 5.
NO Go to step 6.
Make sure the side airbag cutoff indicator goes off
after 5 seconds.
Does the side airbag cutoff indicator go otf after 5
seconds?
YES Faulty OPDS unit or SRS uniu replace the
OPDS unit (see page 23-1241. lf the problem is still
present, replace the SRS unit (see page 23-122).)
NO Go to step 32.
Turn the ignition switch OFF.
{cont'd)
23-99

Check for voltage between the No. 2 terminal ofgauge assembly connector B (22P) and bodyground. There should be battery voltage.
GAUGE ASSEMBLY CONNECTOR B {22P)
Wire side of female terminals
ls there battery voltage?
YES Faulty side airbag cutoff indicator circuit;
replace the gauge assembly.l
NO Open in dashboard wire harness A; replace
dashboard wire harness A.I
YEL
12345X68910
1t12IJ,/1,/1,/)112122
\,
32.
33.
35.
36.
34.
Turn the ignition switch OFF.
Disconnect the OPDS unit harness 8P connector (A)
from the OPDS unit (see page 23- 124).
Turn the ignition switch ON (ll).
Does the slde airbag cutotf indicator come on?
YES Go to step 35.
NO Faulty OPDS unit; replace the OPDS unit.l
Turn the ignition switch OFF.
Remove the gauge assembly (see page 22-64).
Then disconnect gauge assembly connector A from
the gauge assembly.
(cont'd)
23-103

sRs
DTG Troubleshooting (cont'dl
37. Check resistance between the No. 15 terminal of
gauge assembly connector A (22P) and body
ground. There should be an open circuit, or at least
1M0.
GAUGE ASSEMBLY CONNECTOR A I22PI
ls the resistance as specified?
YES-Short to ground in the side airbag cutoff
indicator circuit; replace the gauge assembly.l
NO Short to ground in the dashboard wire
harness A, floor wire harness, or OPDS unit
harness; replace the faulty harness.l
Wire side of female terminals
23-104
J
DTC 15-3: Faulty OPDS Sensor
1. Erase the DTC memory {see page 23-261.
2. Turn the ignition switch ON (ll), and check that the
SRS indicator comes on for about 6 seconds and
then goes off.
Does the SRS indicator stay on?
YES-Go to step 3.
NO Intermittent failure, system is OK at this time.
Go to Troubleshooting Intermittent Failures (see
page 23-26).
NOTE: Aftermarket devices (fluorescent lights,
laptop computers, etc.) used near the front
passenger's seat-back can interfere with the seat-
back sensors and cause a false DTC 15-3. lf one of
these devices was used, erase the DTC, operate the
device near the seat-back, and recheck for DTCs. lf
DTC 15-3 is reset, erase it, and do not use the
device near the seat-back.
3.
4.
Check the connection at the OPDS sensor harness
connector and the OPDS unit connector.
Are the connections OK?
YES-Go to step 4.
NO Reconnect the OPDS sensor harness
connector, and clear the DTC.I
Replace the OPDS sensor/seat-back foam (see page
20-141, and initialize the OPDS (see page 23-27).
Erase the DTC memory, then check for DTC 15-3.
ls DTC 15-3 indicated?
YES Replace the OPDS unit (see page 23-1241.a
NO The system is OK.l
{

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\9I
SRS Indicator Circuit Troubleshooting
The SRS Indicator Doesn't Come On
1. Turn the ignition switch ON (ll), and see if the otherindicators come on {brake system, etc).
Do the other indicators come on?
YES Go to step 2.
NO-Go to step 8.
2. Turn the ignition switch OFF, then remove thegauge assembly {see page 22-641. Disconnectgauge assembly connector A and B from the gauge
assembly.
Check resistance between the No. 12 terminal ofgauge assembly connector B (22P) and bodyground. There should be 0 1.0 Q.
GAUGE ASSEMBLY CONNECTOR B I22PI
12345X68910
1112l3/)x111B2122
BLK
o.
Wire side of female terminals
Is the resistance as specified?
YES Go to step 4.
NO Open in the BLK wire of dashboard wire
harness A or faulty body ground terminal (G501). lf
the body ground terminal is OK, replace dashboard
wire harness A.Il{,
23-105
4. Check for voltage between the No. l4terminal ofgauge assembly connector A (22P) and bodyground within the first 6 seconds after turning the
ignition switch ON (ll). There should be 8.5 V or less.
GAUGE ASSEMBLY CONNECTOR A I22PI
Wire side of female terminats
Is the voltage as specified?
YES-Faulty SRS indicator clrcuit in the gauge
assembly; replace the gauge assembly.I
NO-Go to step 5.
Turn the ignition switch OFF.
(cont'd)