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Starter Switch Signal

NOTE: This signal informs PCM when engine is cranking. During this test transmission must be in Neutral or Park position (A/T) or clutch pedal must be depressed (M/T).
  1. Place transmission in Neutral or Park position (A/T) or depress clutch pedal (M/T). Turn ignition switch to START position. Measure voltage between PCM connector terminals A26 and B20 (Accord, CR-V, Oasis & Odyssey) or A9 and C6 (Civic & Prelude). See Figure . If battery voltage exists, starter switch signal is okay. If battery voltage does not exist, go to next step.
  2. Inspect STARTER SIGNAL fuse located in under-dash fuse/relay box. See STARTER SWITCH FUSE LOCATION  . If fuse is okay, repair open in wire between STARTER SIGNAL fuse and PCM connector terminal B20 (Accord, CR-V, Oasis & Odyssey) or C6 (Civic & Prelude). See Figure . If fuse is not okay, repair short in wire between PCM connector terminal B20 (Accord, CR-V, Oasis & Odyssey) or A9 and C6 (Civic & Prelude) and STARTER SIGNAL fuse or between PCM connector terminal B20 (Accord, CR-V, Oasis & Odyssey) or A9 and C6 (Civic & Prelude). and PGM-FI main relay. Replace STARTER SIGNAL fuse. See WIRING DIAGRAMS article.
STARTER SWITCH FUSE LOCATIONS

Model Fuse No. Location
Accord No. 13 Drivers under-dash fuse/relay box
Civic & CR-V No. 31 Drivers under-dash fuse/relay box
Oasis & Odyssey No. 9 Drivers under-dash fuse/relay box
Prelude No. 2 Drivers under-dash fuse/relay box