Honda 2004 Odyssey Service Manual page 1615

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Climate Control
DTC Troubleshooting (cont'd)
6. Disconnect climate control unit connector B (26P).
7. Check for continuity between the No. 18 terminal of
climate control unit connector B (26P) and the No. 1
terminal of the outside air temperature sensor 2P
connector.
CLIMATE CONTROL UNIT CONNECTOR B (26P)
Wire side of female terminals
OUTSIDE AIR TEMPERATURE SENSOR 2P CONNECTOR
Wire side of female terminals
Is there continuity?
YES
Go to step 8.
NO
Repair open in the wire between the climate
control unit and the outside air temperature
sensor.
21-84
BRN/WHT
BRN/WHT
8. Check for continuity between the No. 1 terminal of
climate control unit connector B (26P) and the No. 2
terminal of the outside air temperature sensor 2P
connector.
CLIMATE CONTROL UNIT CONNECTOR B (26P)
Wire side of female terminals
YEL/GRN
OUTSIDE AIR TEMPERATURE SENSOR 2P CONNECTOR
Wire side of female terminals
Is there continuity?
YES
Check for loose wires or poor connections at
climate control unit connector B (26P) and at the
outside air temperature sensor 2P 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 outside air temperature
sensor.
YEL/GRN

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