Measure voltage between ECM connector No. 2 terminal No. 35 and body ground. Is there battery voltage?
YES | - | Go to Step 37 .
NO | - | Go to Step 36 .
Inspect No. 18 IG ACG (15 A) fuse in the under-dash fuse/relay box. Is the fuse OK?
YES | - | Repair open in the wire between No. 18 IG ACG (15 A) fuse and ECM connector No. 2 terminal No. 1.■
NO | - | Repair short in the wire between No. 18 IG ACG (15 A) fuse and ECM connector No. 2 terminal No. 1.■