Loss of Ignition Run Only (Active)

SYMPTOM:
LOSS OF IGNITION RUN ONLY (ACTIVE)

WHEN MONITORED:
Continuously with the ignition ON.

SET CONDITION:
With the Ignition in the ON position the Ignition Run Only circuit voltage is other than expected.

POSSIBLE CAUSES
- Active code present only with PAB ON/OFF SW OFF
- Ignition switch output circuit open
- Fuse # 18 defective
- Fused ignition switch output circuit open
- Fused ignition switch output circuit short to ground
- ACM defective, fused ignition switch short to ground
- ACM defective, fused ignition switch circuit open