DLC Circuit Troubleshooting - PGM-FI System
  1. Check for continuity between ECM connector terminal A9 and body ground.
Is there continuity?
YES -
Go to Step 40 .
NO -
Update the ECM if it does not have the latest software, or substitute a known-good ECM, then recheck. If the symptom/indication goes away with a known-good ECM, replace the original ECM. Also replace the No. 9 IGP (15 A) fuse.■