Honda 2004 Odyssey Service Manual page 1565

Heating/Air Conditioning
Compressor Clutch Circuit Troubleshooting (cont'd)
14. '99-00 and '02-04 models: Using the Backprobe Set,
measure the voltage between the No. 27 terminal
of PCM connector A (32P) and body ground with
the PCM connectors connected.
'01 model: Using the Backprobe Set, measure the
voltage between the No. 21 terminal of PCM
connector E (31P) and body ground with the PCM
connector connected.
'99-00 and '02-04 models:
PCM CONNECTOR A (32P)
BLU/RED
Wire side of female terminals
'01 model:
PCM CONNECTOR E (31P)
Wire side of female terminals
Is there battery voltage?
YES Check for loose wires or poor connections at
PCM connector A (32P) or E (31P). If the
connections are good, substitute a known-good
PCM, and recheck. If the symptom/indication goes
away, replace the original PCM.
NO Repair open in the wire between the PCM and
the A/C pressure switch.
21-34
15. Disconnect the jumper wire.
16. Disconnect the compressor clutch 1P connector.
17. Check for continuity between the No. 2 terminal of
the compressor clutch relay 4P socket and the No. 1
terminal of the compressor clutch 1P connector.
COMPRESSOR CLUTCH RELAY 4P SOCKET
Is there continuity?
YES
the compressor clutch field coil (see page 21-51).
Repair as needed.
NO
compressor clutch relay and the compressor
clutch.
BLU/RED
RED
RED
COMPRESSOR CLUTCH 1P CONNECTOR
Terminal side of male terminals
Check the compressor clutch clearance and
Repair open in the wire between the