Toyota 22R-E - There Is no Voltage between ECM Terminals STJ and E1 (IG SW Start)

(2) Check that there is voltage between ECM terminal +B (+ B, and body
ground. (IG SW ON)
(1) There is no voltage between ECM terminals STJ and E1.
(IG SW START)
Check wiring between ECM terminal E1 and
body ground.
Check wiring between ECM and cold
start injector.
Coolant temperature 80C
(176 F)
(3) Check cold start injector.
Replace cold start
injector.
Repair or replace
wiring.
Ignition switch .
START position
Try another ECM.
Refer to No. 1.
STD Voltage
STJ – E 1
No voltage
Condition
Terminal
6 –12V
Trouble
BAD
BAD
No.
–ENGINE MFI SYSTEM
EG1–136