There Is No Voltage Between Ecm Terminals 11F And E1 - Toyota 22R-E Service Manual

EG2–200
ENGINE – MFI SYSTEM

(1) There is no voltage between ECM terminals 11F and E1.

Check that there is voltage between ECM terminal VF and body ground.
Check wiring between ECM terminal E1 and body ground.
Try another ECM.
Is air leaking into air induction system?
Check spark plugs.
Check distributor and ignition system.
Check fuel pressure.
Check injector.
Check cold start injector.*
Check volume air flow meter.
Check operation of heated oxygen
sensor.
BAD
Check wiring between heated oxygen
sensor and ECM connector.
Replace heated oxygen sensor.
BAD
Repair or replace.
YES
Repair air leak.
BAD
Repair or replace.
BAD
Repair or replace.
BAD
Repair or replace.
BAD
Repair or replace.
BAD
Repair or replace.
BAD
Repair or replace.
System normal.
BAD
Repair wiring.
*Rich malfunction only