'01 Model

Shift the transmission in P or N position.
Measure voltage between PCM connector terminals A26 and E8 with the ignition switch in the START position (III).

Fig 1: Measuring Voltage Between PCM Connector Terminals A26 & E8 With The Ignition Switch In The START Position (III)
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there battery voltage?
1. YES: The starter switch signal is OK.
2. NO: Go to step 3.
Inspect the No. 13 STARTER SIGNAL (7.5A) fuse in the driver's under-dash fuse/relay box.
Is the fuse OK?
1. YES: Repair open in the wire between the PCM (E8) and the No. 13 STARTER SIGNAL (7.5A) fuse.
2. NO: Repair short in the wire between the PCM (E8) and the No. 13 STARTER SIGNAL (7.5A) fuse or the PGM-FI main relay. Replace the No. 13 STARTER SIGNAL (7.5A) fuse.