Honda 2004 Odyssey Service Manual page 1781

Gauges
Vehicle Speed Signal Circuit Troubleshooting (cont'd)
11. Disconnect the PCM connector A (32P) (except '01
model) or E (31P) ('01 model).
12. Disconnect the driver's multiplex control unit
connector B, and the cruise control unit.
On EX and EXL models: disconnect the left and
right power sliding door control units.
13. Check for continuity between PCM connector A
No. 9 terminal or PCM connector E No. 26 terminal
and body ground.
Except '01 model:
PCM CONNECTOR A (32P) (Connected)
Wire side of female terminals
'01 model:
PCM CONNECTOR E (31P) (Disconnected)
Wire side of female terminals
Is there continuity?
YES Repair short to ground in the BLU/WHT wire
between the PCM and the gauge assembly, the
cruise control unit, or the driver's multiplex control
unit.
NO Check for these problems:
• Bent, loose or corroded terminals.
• A faulty PCM.
22-102
BLU/WHT
BLU/WHT