Honda 2004 Odyssey Service Manual page 723

Automatic Transmission
DTC Troubleshooting (cont'd)
14. Shift to any position other than 2.
15. Measure the voltage between PCM connector
terminals C12 and A25 or A26.
PCM CONNECTORS
A (31P)
LG1 (BRN/BLK)
LG2 (BRN/BLK)
Wire side of female terminals
Is there battery voltage?
YES Go to step 16.
NO Check for a short in the wire between PCM
connector terminal C12 and the transmission range
switch or A/T gear position indicator. If the wire is
OK, check for loose terminal fit in the PCM
connectors. If necessary, substitute a known-good
PCM and recheck.
14-110
C (22P)
ATP 2 (BLU)
16. Shift to any position other than 1.
17. Measure the voltage between PCM connector
terminals C20 and A25 or A26.
PCM CONNECTORS
A (31P)
LG1 (BRN/BLK)
LG2 (BRN/BLK)
Wire side of female terminals
Is there battery voltage?
YES Check for loose terminal fit in the PCM
connectors. If necessary, substitute a known-good
PCM and recheck.
NO Check for a short in the wire between PCM
connector terminal C20 and the transmission range
switch or A/T gear position indicator. If the wire is
OK, check for loose terminal fit in the PCM
connectors. If necessary, substitute a known-good
PCM and recheck.
C (22P)
ATP 1 (BRN)