DLC Circuit Troubleshooting - PGM-FI System
  1. Check for continuity between ECM connector terminal A8 and under-hood fuse/relay box connector D (20P) terminal No. 5.
Is there continuity?
YES -
Go to Step 67 .
NO -
Repair open in the wire between the ECM (A6) and the under-hood fuse/relay box.■
  1. Test PGM-FI main relay 1.
Is PGM-FI main relay 1 OK?
YES -
Go to Step 68 .
NO -
Replace the under-hood fuse/relay box. ■
  1. Jump the SCS line with the HDS.
  1. Disconnect ECM connector B (44P).