Honda 2004 Odyssey Service Manual page 1552

Recirculation Control Motor Circuit Troubleshooting
1. Check the No. 3 (7.5A) fuse in the driver's under-
dash fuse/relay box.
Is the f use OK ?
YES Go to step 2.
NO Replace the fuse, and recheck.
2. Disconnect the recirculation control motor 7P
connector.
3. Turn the ignition switch ON (II).
4. Measure the voltage between the No. 1 terminal of
the recirculation control motor 7P connector and
body ground.
RECIRCULATION CONTROL MOTOR
7P CONNECTOR
BLK/YEL
Wire side of female terminals
Is there battery voltage?
YES Go to step 5.
NO Repair open in the wire between the No. 3
fuse in the driver's under-dash fuse/relay box and
the recirculation control motor.
5. Turn the ignition switch OFF.
6. Test the recirculation control motor (see page 21-
39).
Is the recirculation control motor OK ?
YES Go to step 7.
NO Go to step 12.
7. Disconnect the heater control panel 22P connector.
8. Check for continuity between the No. 1 and No. 11
terminals of the heater control panel 22P connector
and body ground individually.
HEATER CONTROL PANEL 22P CONNECTOR
GRN/WHT
GRN/RED
Wire side of female terminals
Is there continuity?
YES Repair any short to body ground in the
wire(s) between the heater control panel and the
recirculation control motor.
NO Go to step 9.
9. Turn the ignition switch ON (II), and check the same
terminals for voltage.
HEATER CONTROL PANEL 22P CONNECTOR
GRN/WHT
GRN/RED
Wire side of female terminals
Is there any voltage?
YES Repair any short to power in the wire(s)
between the heater control panel and the
recirculation control motor. This short may also
damage the heater control panel. Repair the short
to power before replacing the heater control
panel.
NO Go to step 10.
(cont'd)
21-21