(2) Check that there is voltage between ECM terminal VF and body
ground.
(1) There is no voltage between ECM terminals VF and E1.
(3) Check wiring between ECM terminal E1 and body ground.
OK
CONTINUED 4N PAGE EG1–175
Is air leaking into air induction system?
Check distributor and ignition system.
Try another ECM.
Check spark plugs.
Repair or replace.
Repair or replace.
Repair or replace.
Repair air leak.
BAD
BAD
BAD
YES
–ENGINE MFI SYSTEM
EG1–174
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