Honda 2004 Odyssey Service Manual page 962

7. Raise the front of the vehicle, and make sure it is
securely supported.
8. Set the park brake, and block the rear wheels
securely.
9. Start the engine, then shift to the D position and let
the wheels spin in 4th gear for more than 5 seconds.
10. Measure the voltage between PCM connector
terminals B19 and B20 or B22.
PCM CONNECTOR B (25P)
OP4SW
(BLU/YEL) LG1 (BRN/YEL)
Wire side of female terminals
Is there about 0 V ?
YES Check for loose terminal fit in the PCM
connectors. If necessary, substitute a known-good
PCM and recheck.
NO Go to step 11.
11. Turn the ignition switch OFF.
12. Disconnect the 4th clutch transmission fluid
pressure switch connector.
13. Turn the ignition switch ON (II).
LG2 (BRN/YEL)
14. Measure the voltage between the 4th clutch
transmission fluid pressure switch connector
terminal and body ground.
4TH CLUTCH TRANSMISSION FLUID
PRESSURE SWITCH CONNECTOR
BLU/YEL
Wire side of female terminal
Is there battery voltage?
YES Go to step 15.
NO Repair open in the wire between the 4th
clutch transmission fluid pressure switch and the
PCM.
15. Measure the resistance between the 4th clutch
transmission fluid pressure switch connector
terminal and body ground.
4TH CLUTCH TRANSMISSION FLUID
PRESSURE SWITCH CONNECTOR
Terminal side of male terminal
Is the resistance 10 M
YES Check for loose terminal fit in the PCM
connectors. If necessary, substitute a known-good
PCM and recheck.
NO Replace the 4th clutch transmission fluid
pressure switch (see page 14-365).
or more?
14-349