Honda Odyssey 2004. Manual — part 580
−
−
−
−
02
03
04
05
YES
NO
YES
NO
23-262
SRS
DTC Troubleshooting (cont’d)
A
A
SRS UNIT CONNECTOR A (28P)
RED
BRN/BLK
SRS UNIT CONNECTOR A (28P)
RED
BRN/
BLK
8. Disconnect the engine compartment left wire
harness 2P connector (A) from the left front impact
sensor.
9. Disconnect SRS unit connector A (28P) from the
SRS unit.
10. Check resistance between the No. 15 and No. 27
terminals of SRS unit connector A (28P). There
should be an open circuit, or at least 1 M
.
Go to step 11.
Go to step 17.
11. Reconnect the battery negative cable.
12. Turn the ignition switch ON (II).
13. Check for voltage between the No. 27 terminal of
SRS unit connector A (28P) and body ground, and
between the No. 15 terminal and body ground.
There should be 1 V or less.
Go to step 14.
Go to step 19.
Wire side of female terminals
Wire side of female terminals
Is the r esistance as specif ied?
Is the voltage as specif ied?
03/07/29 10:39:35 61S0X050_230_0262
−
−
−
−
06
07
*01
09
YES
NO
YES
NO
23-263
07YAZ-S3AA100
07SAZ-TB4011A
A
SRS UNIT CONNECTOR A (28P)
RED
BRN/BLK
C851
A
SRS UNIT CONNECTOR A (28P)
RED
BRN/BLK
14. Turn the ignition switch OFF.
15. Connect the special tool (jumper connector) to the
engine compartment left wire harness 2P
connector (A).
16. Check resistance between the No. 15 and No. 27
terminals of SRS unit connector A (28P). There
should be 1
or less.
Faulty left front impact sensor or SRS unit.
Replace the left front impact sensor; if the problem
is still present, replace the SRS unit (see page 23-
384).
Go to step 23.
17. Disconnect the SRS floor harness 28P connector (A)
from SRS main harness connector C851.
18. Check resistance between the No. 15 and No. 27
terminals of the SRS unit connector A (28P). There
should be an open circuit, or at least 1 M
.
Short in the left engine compartment wire
harness or SRS main harness; replace the faulty
harness.
Short in the SRS floor harness; replace the
SRS floor harness.
(cont’d)
Wire side of female terminals
Wire side of female terminals
Is the r esistance as specif ied?
Is the r esistance as specif ied?
03/07/29 10:39:36 61S0X050_230_0263
−
−
−
−
*02
*03
*04
13
YES
NO
YES
NO
23-264
SRS
DTC Troubleshooting (cont’d)
C851
A
SRS UNIT CONNECTOR A (28P)
RED
BRN/
BLK
C851
A
SRS MAIN HARNESS 28P CONNECTOR
BRN/
BLK
RED
19. Turn the ignition switch OFF.
20. Disconnect the SRS floor harness 28P connector (A)
from SRS main harness connector C851.
21. Turn the ignition switch ON (II).
22. Check for voltage between the No. 27 terminal of
SRS unit connector A (28P) and body ground, and
between the No. 28 terminal and body ground.
There should be 1 V or less.
Short to power in the engine compartment
left wire harness or SRS main harness; replace the
faulty harness.
Short to power in the SRS floor harness;
replace the SRS floor harness.
23. Disconnect the SRS floor harness 28P connector (A)
from SRS main harness connector C851.
24. Check resistance between the No. 27 and No. 28
terminals of the SRS main harness 28P connector.
There should be 1
or less.
Faulty SRS floor harness; replace the SRS
floor harness.
Faulty left engine compartment wire harness
or SRS main harness; replace the faulty harness.
Wire side of female terminals
Wire side of female terminals
Is the voltage as specif ied?
Is the r esistance as specif ied?
03/07/29 10:39:37 61S0X050_230_0264
−
−
−
−
01
02
01
S0X4AZBK791000R421XFAAT00
’03-04 Models
DTC 42-1x (42-10 to 42-19, 42-1A to 42-1F):
Special Tools Required
YES
NO
YES
NO
23-265
A
A
A
No Signal from the Right Front Impact
Sensor
• SRS inflator simulator 07SAZ-TB4011A
• SRS simulator lead H 07YAZ-S3AA100
1. Erase the DTC memory (see page 23-39).
2. Turn the ignition switch ON (II), and check that the
SRS indicator comes on for about 6 seconds and
then goes off.
Go to step 3.
Intermittent failure, system is OK at this time.
Go to Troubleshooting Intermittent Failures (see
page 23-39).
3. Turn the ignition switch OFF. Check the
connections between SRS unit connector A (28P)
and the SRS unit, between the engine
compartment right wire harness 2P connector and
the right front impact sensor (see page 23-20), and
at connectors C851 and C205.
Go to step 4.
Repair the poor connections and retest. If DTC
42-1x is still present, go to step 4.
4. Turn the ignition switch OFF. Disconnect the
battery negative cable, and wait for 3 minutes.
5. Disconnect the driver’s airbag 4P connector from
the cable reel (A).
6. Disconnect the front passenger’s airbag 4P
connector from the SRS main harness (A).
7. Disconnect both seat belt tensioner 2P connectors
from the side wire harness (A).
(cont’d)
Does the SRS indicator stay on?
Ar e the connections OK ?
03/07/29 10:39:38 61S0X050_230_0265
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