Honda 2004 Odyssey Service Manual page 1634

23. Turn the ignition switch OFF.
24. Disconnect the jumper wire.
25. Remove the blower motor high relay, and test it
(see page 22-88).
Is the relay OK ?
YES Go to step 26.
NO Replace the blower motor high relay.
26. Connect the No. 4 terminal of the blower motor
high relay 5P connector to body ground with a
jumper wire.
BLOWER MOTOR HIGH RELAY
5P CONNECTOR
BLU/RED
JUMPER
WIRE
Wire side of female terminals
27. Turn the ignition switch ON (II).
Does the blower motor run?
YES Go to step 28.
NO Repair open in the wire between the blower
motor high relay and the blower motor.
28. Turn the ignition switch OFF.
29. Disconnect the jumper wire.
30. Turn the ignition switch ON (II).
31. Measure the voltage between the No. 1 terminal of
the blower motor high relay 5P connector and body
ground.
BLOWER MOTOR HIGH RELAY
5P CONNECTOR
BLK/YEL
Wire side of female terminals
Is there battey voltage?
YES Go to step 32.
NO Repair the open in the wire between the
blower motor high relay and the No. 3 fuse in the
driver's under-dash fuse/relay box.
32. Turn the ignition switch OFF.
33. Check for continuity between the No. 5 terminal of
the blower motor high relay 5P connector and body
ground.
BLOWER MOTOR HIGH RELAY
5P CONNECTOR
Wire side of female terminals
Is there continuity?
YES
• Without Navigation System: Go to step 34.
• With Navigation System: Go to step 36.
NO Check for an open in the wire between the
blower motor high relay and body ground. If the
wire is OK, check for poor ground at G401.
BLK
(cont'd)
21-103