Honda Odyssey 2004. Manual — part 551
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−
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−
−
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*01
02
03
YES
NO
YES
NO
23-146
SRS
DTC Troubleshooting (cont’d)
BLK
BLU/RED
BLK
RED/BLU
DRIVER’S SEAT BELT BUCKLE SWITCH
3P CONNECTOR
LEFT SIDE WIRE HARNESS 3P CONNECTOR
BLK
C
7. Unbuckle the driver’s seat belt.
• Check resistance between the No. 1 and No. 2
terminals of the driver’s seat belt buckle switch
3P connector. There should be 0
1
.
• Check resistance between the No. 1 and No. 3
terminals of the same connector. There should
be an open circuit, or at least 1 M
.
Go to step 8.
Replace the driver’s seat belt buckle assembly,
and clear the DTC.
8. Check resistance between the No. 1 terminal of the
left side wire harness connector and body ground.
There should be 0
1
.
Go to step 9.
Open in the left side wire harness or poor
ground connection at G551. If G551 is OK, replace
the left side wire harness.
9. Disconnect the negative cable from the battery.
10. Disconnect SRS unit connector C (8P) from the SRS
unit, dashboard harness connector C (16P) from the
gauge assembly, and the driver’s multiplex control
unit from the driver’s under-dash fuse/relay box.
Terminal side of male terminals
Terminal side of male terminals
Wire side of female terminals
Is the r esistance as specif ied?
Is the r esistance as specif ied?
03/07/29 10:34:55 61S0X050_230_0146
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−
−
−
−
−
−
−
−
*06
05
06
07
YES
NO
YES
NO
YES
NO
YES
NO
23-147
LEFT SIDE WIRE HARNESS 3P CONNECTOR
RED/BLU
LEFT SIDE WIRE HARNESS 3P CONNECTOR
BLU/RED
LEFT SIDE WIRE HARNESS
3P CONNECTOR
BLU/RED
SRS UNIT CONNECTOR C (8P)
BLU/RED
LEFT SIDE WIRE HARNESS
3P CONNECTOR
SRS UNIT CONNECTOR C (8P)
RED/BLU
RED/BLU
11. Check resistance between the No. 2 terminal of the
left side wire harness 3P connector and body
ground. There should be an open circuit, or at least
1 M
.
Go to step 12.
Go to step 15.
12. Check resistance between the No. 3 terminal of the
left side wire harness 3P connector and body
ground. There should be an open circuit, or at least
1 M
.
Go to step 13.
Go to step 17.
13. Check resistance between the No. 8 terminal of
SRS unit connector C (8P) and the No. 3 terminal of
the left side wire harness 3P connector. There
should be 0
1
.
Go to step 14.
Go to step 19.
14. Check resistance between the No. 4 terminal of
SRS unit connector C (8P) and the No. 2 terminal of
the left side wire harness 3P connector. There
should be 0
1
.
Replace the SRS unit (see page 23-382).
Go to step 21.
(cont’d)
Wire side of female terminals
Wire side of female terminals
Wire side of female terminals
Wire side of female terminals
Is the r esistance as specif ied?
Is the r esistance as specif ied?
Is the r esistance as specif ied?
Is the r esistance as specif ied?
03/07/29 10:34:55 61S0X050_230_0147
−
−
−
−
*02
09
*03
11
YES
NO
YES
NO
23-148
SRS
DTC Troubleshooting (cont’d)
A
C503
LEFT SIDE WIRE HARNESS 3P CONNECTOR
RED/BLU
A
C503
LEFT SIDE WIRE HARNESS 3P CONNECTOR
RED/BLU
15. Disconnect the SRS main harness 8P connector (A)
from the dashboard wire harness 8P connector
C503.
16. Check resistance between the No. 2 terminal of the
left side wire harness 3P connector and body
ground. There should be an open circuit, or at least
1 M
.
Short to ground in the SRS main harness or
SRS floor harness; replace the floor harness. If the
problem is still present; replace the SRS floor
harness.
Short to ground in the left side wire harness
or dashboard wire harness; replace the faulty
harness.
17. Disconnect the SRS main harness 8P connector (A)
from the dashboard wire harness 8P connector
C503.
18. Check resistance between the No. 3 terminal of the
left side wire harness 3P connector and body
ground. There should be an open circuit, or at least
1 M
.
Short to ground in the SRS main harness or
SRS floor harness; replace the floor harness. If the
problem is still present; replace the SRS floor
harness.
Short to ground in the left side wire harness
or dashboard wire harness; replace the faulty
harness.
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 10:34:56 61S0X050_230_0148
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−
−
−
−
−
*04
13
*05
15
YES
NO
YES
NO
23-149
A
C503
SRS UNIT CONNECTOR C (8P)
BLU/RED
BLU/RED
SRS MAIN HARNESS
8P CONNECTOR
A
C503
SRS UNIT CONNECTOR C (8P)
RED/BLU
RED/BLU
SRS MAIN HARNESS
8P CONNECTOR
19. Disconnect the SRS main harness 8P connector (A)
from the dashboard wire harness 8P connector
C503.
20. Check resistance between the No. 8 terminal of
SRS unit connector C (8P) and the No. 8 terminal of
the SRS main harness 8P connector. There should
be 0
1
.
Open in the left side wire harness or
dashboard wire harness; replace the faulty
harness.
Open in the SRS main harness or SRS floor
harness; replace the SRS floor harness. If the
problem is still present, replace the SRS main
harness.
21. Disconnect the SRS main harness 8P connector (A)
from the dashboard wire harness 8P connector
C503.
22. Check resistance between the No. 4 terminal of
SRS unit connector C (8P) and the No. 7 terminal of
the SRS main harness 8P connector. There should
be 0
1
.
Open in the left side wire harness or
dashboard wire harness; replace the faulty
harness.
Open in the SRS main harness or SRS floor
harness; replace the SRS floor harness. If the
problem is still present, replace the SRS main
harness.
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 10:34:57 61S0X050_230_0149
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