Honda 2004 Odyssey Service Manual page 2154

16. Disconnect the driver's airbag connector (A), front
passenger's airbag connector (B), and front
passenger's seat belt tensioner connector (C).
A
B
C
17. Disconnect the SRS main harness 18P connector
(A) from the SRS unit, and disconnect the special
tool from the SRS main harness 2P connector.
A
18. Check resistance between the No. 4 terminal of the
SRS main harness 18P connector and body ground,
and between the No. 11 terminal and body ground.
There should be an open circuit, or at least 1 M .
SRS MAIN HARNESS 18P CONNECTOR
Wire side of female terminals
Is the resistance as specif ied?
YES Faulty SRS unit or poor contact at the SRS
main harness 18P connector at the SRS unit. Check
the connection; if the connection is OK, replace the
SRS unit (see page 23-382).
NO Short to ground in the SRS main harness;
replace the SRS main harness.
23-89