Toyota 3S-GE Repair Manual page 309

ENGINE — EFI SYSTEM
EG-295
SERVICE DATA (Cont'd)
ECU
Voltage
+B — E1 IG SW ON
BATT — E1
IDL — E2 IG SW ON (Throttle valve open)
VTA — E2 IG SW ON (Throttle valve fully closed)
IG SW ON (Throttle valve fully open)
PIM — E2 IG SW ON
VC — E2 IG SW ON
#10, #20, #30 or #40 — E01 IG SW ON
#10, #20, #30 or #40 — E02 IG SW ON
THA — E2 IG SW ON (lntake air temp. 20°C
l63° F))
THW — E2 IG SW ON (Coolant temp. 80°C
(176°F))
STA — E1 Cranking
IGT — E1 Idling
RSC — E1 IG SW ON (ECU connectors
disconnected)
RSO — E1 IG SW ON (ECU connectors
disconnected)
W — E1 No trouble (Check engine warning
light off) and engine running
TE1 — E1 IG SW ON (Check connector terminals
TE1 — E1 not connected)
IG SW ON (Check connector terminals
TE1 — E1 connected)
Resistance
IDL — E2 at throttle valve open
at throttle valve fully closed
VTA — E2 at throttle valve fully open
at throttle valve fully closed
VC — E2
THA — E2 at intake air temp. 20°C (68°F)
THW — E2 at coolant temp. 80°C (176°F)
G1 or G2 —G— at cold (—10°C(14°F) to
50°C (122°F))
at hot (50°C (122°F) to
100°C (212°F))
NE — G— at cold (—10°C(14°F) to
50°C (122°F))
at hot (50°C (1 22° F) to
100°C (212° F))
+B — RSC or RSO
9—14V
9—14V
9- 14V
O.3~0.8V
3.2—4.9V
3.3—3.9V
4.5—5.5V
9—14V
9—14V
0.5—3.4V
0.2 — 1.0 V
6 V or more
Pulse generation
9 — 14 V
9 — 14 V
9 —— 14 V
9 — 14 V
O — 3 V
Infinity
2.300 Q or less
2,000 — 10,200 Q
200 — 5,700 Q
2,500 — 5.900 Q
2,000 — 3,000 Q
200 — 400 Q
125 — 200 Q
160 — 235 Q
155 — 250 Q
190 — 290 Q
19.3 — 22.3 Q