Honda 2004 Odyssey Service Manual page 1635

Climate Control
DTC Troubleshooting (cont'd)
34. Disconnect climate control unit connector A (8P).
35. Check for continuity between the No. 4 terminal of
climate control unit connector A (8P) and the No. 3
terminal of the blower motor high relay 5P
connector.
CLIMATE CONTROL UNIT CONNECTOR A (8P)
Wire side of female terminals
BLU/ORN
BLOWER MOTOR HIGH RELAY
5P CONNECTOR
Wire side of female terminals
Is there continuity?
YES Check for loose wires or poor connections at
climate control unit connector A (8P) and at the
blower motor high relay 5P connector. If the
connections are good, substitute a known-good
climate control unit, and recheck. If the symptom/
indication goes away, replace the original climate
control unit.
NO Repair open in the wire between the climate
control unit and the blower motor high relay.
21-104
BLU/ORN
36. Disconnect climate control unit connector A (16P).
37. Check for continuity between the No. 9 terminal of
climate control unit connector A (16P) and the No. 3
terminal of the blower motor high relay 5P
connector.
CLIMATE CONTROL UNIT CONNECTOR A (16P)
Wire side of female terminals
BLU/ORN
BLOWER MOTOR HIGH RELAY 5P CONNECTOR
Wire side of female terminals
Is there continuity?
YES Check for loose wires or poor connections at
climate control unit connector A (16P) and at the
blower motor high relay 5P connector. If the
connections are good, substitute a known-good
climate control unit, and recheck. If the symptom/
indication goes away, replace the original climate
control unit.
NO Repair open in the wire between the climate
control unit and the blower motor high relay.
BLU/ORN