Honda 2004 Odyssey Service Manual page 2379

SRS
DTC Troubleshooting (cont'd)
'03-04 Models
DTC 81-79: Front Passenger's Weight
Sensors Drift Check Failure
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.
Does the SRS indicator stay on?
YES Turn the ignition switch OFF, and go to
step 3.
NO Intermittent failure, system is OK at this time.
Go to Troubleshooting Intermittent Failures (see
page 23-39).
3. Make sure nothing is on the front passenger's seat.
4. 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 go of f ?
YES The system is OK.
NO Remove the seat assembly (see page 20-81)
and front passenger's weight sensors, then
reinstall them. Calibrate the front passenger's
weight sensor unit (see page 23-42). Retry the
troubleshooting.
23-314 23-314
'03-04 Models
DTC 85-79: OPDS Sensor Drift Check Failure
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.
Does the SRS indicator stay on?
YES Turn the ignition switch OFF, and go to
step 3.
NO Intermittent failure, system is OK at this time.
Go to Troubleshooting Intermittent Failures (see
page 23-39).
3. Make sure nothing is on the front passenger's seat.
4. 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 go of f ?
YES The system is OK.
NO Initialize the OPDS (see page 23-41). If the
problem is still present, replace the OPDS unit (see
page 23-387).