Toyota 1994 CAMRY Repair Manual page 102

ENGINE CONTROL (5S–FE M/T EX. CALIFORNIA)
SERVICE HINTS
ENGINE CONTROL MODULE (ENGINE ECU)
E11(A), E12(B), E14(C)
VOLTAGE AT ENGINE CONTROL MODULE (ECU) WIRING CONNECTOR
BATT – E1 : ALWAYS 9.0–14.0 VOLTS
+B – E1 : 9.0–14.0 VOLTS (IGNITION SW AT ON POSITION)
+B1 – E1 : 9.0–14.0 VOLTS (IGNITION SW AT ON POSITION)
IDL – E1 : 9.0–14.0 VOLTS (IGNITION SW ON AND THROTTLE VALVE OPEN)
PIM – E2 : 3.3– 3.9 VOLTS (IGNITION SW AT ON POSITION)
#10, #20 – E01, E02 : 9.0–14.0 VOLTS (IGNITION SW AT ON POSITION)
THA – E2 : 0.5– 3.4 VOLTS (IGNITION SW ON AND INTAKE AIR TEMP. 20°C, 68°F)
THW – E2 : 0.2– 1.0 VOLTS (IGNITION SW ON AND COOLANT TEMP. 80°C, 176°F)
STA – E1 : 6.0–14.0 VOLTS (ENGINE CRANKING)
IGT – E1 : 0.8–1.2 VOLTS (ENGINE CRANKING OR IDLING)
ISCC, ISCO– E1 : 8.0–14.0 VOLTS (IGNITION SW AT ON POSITION)
W – E1 : 9.0–14.0 VOLTS (IGNITION SW ON, NO TROUBLE AND ENGINE RUNNING)
ACT – E1 : 9.0–14.0 VOLTS (IGNITION SW ON AND AIR CONDITIONING ON)
ACA – E1 : 7.5–14.0 VOLTS (IGNITION SW ON AND AIR CONDITIONING ON)
TE1 – E1 : 9.0–14.0 VOLTS (IGNITION SW ON)
RESISTANCE AT ENGINE CONTROL MODULE (ECU) WIRING CONNECTORS
(DISCONNECT WIRING CONNECTOR)
IDL – E1 : INFINITY (THROTTLE VALVE OPEN)
THA – E2 : 2.0 –3.0 KΩ (INTAKE AIR TEMP. 20°C, 68°F)
THW – E2 : 0.2 –0.4 KΩ (COOLANT TEMP. 80°C, 176°F)
G+ – G– : 0.17–0.21 KΩ
ISCC, ISCO– +B, +B1 : 19.3–22.3 KΩ
: PARTS LOCATION
CODE SEE PAGE
A10 32
C 8 32
C 9 A 32
C10 B 32
D 1 30
D 2 30
D 3 32
D 6 32
E 1 30
E 4 30
E11 A 30
E12 B 30
: RELAY BLOCKS
CODE SEE PAGE
6 26
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE
1A
1B
1C
20 20
1D
1G
1M
2A 22
2C 22
3A
3C
24 24
3D
102
0 Ω (THROTTLE VALVE FULLY CLOSED)
CODE
E14 C
F15
I 1
I 2
I 3
I 4
I 5
I 6
I 7
I10
I12
J 1
RELAY BLOCKS (RELAY BLOCK LOCATION)
R/B NO. 6 (BEHIND GLOVE BOX)
JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
COWL WIRE AND J/B NO. 1 (INSTRUMENT PANEL LEFT) COWL WIRE AND J/B NO 1 (INSTRUMENT PANEL LEFT)
ENGINE ROOM MAIN WIRE AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
ENGINE WIRE AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
COWL WIRE AND J/B NO. 3 (BEHIND COMBINATION METER) COWL WIRE AND J/B NO. 3 (BEHIND COMBINATION METER)
SEE PAGE
30
34 (S/D), 35 (C/P), 36 (W/G)
31
31
31
31
31
31
31
31
33
33
CODE SEE PAGE
K 1 31
M 1 31
N 1 31
O 2 31
O 3 31
T 1 31
V 1 31
V 2 31
V 3 31
V 5 31