Toyota 1KZ-TE Repair Manual page 81

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DI- -18
T E RM I NAL S O F E CU
4Runner
Engine ECU Terminals
E15
9 8 7 6 5
21 20 19 18 17 16
31 30 29 28 27
Symbols (Terminals No.)
BATT (E18- -2) - - E1 (E15- -22)
+ B (E18- -9) - - E1 (E15- -22)
VC (E16- -21) - - E2 (E15- -22)
VCC (E17- -8) - - E2C (E17- -27)
VA (E17 19) VA (E17- -19) - - E2C (E17- -27) E2C (E17 27)
VAS (E17- -28) - - E2C (E17- -27) VAS (E17 28) E2C (E17 27)
IDL (E17 18) IDL (E17- -18) - - E2C (E17- -27) E2C (E17 27)
PIM (E16- -16) - - E2 (E16- -20) PIM (E16 16) E2 (E16 20)
THA (E16- -22) - - E2 (E16- -20)
THW (E16- -14) - - E2 (E16- -20)
THF (E16- -5) - - E2 (E16- -20)
STA (E17- -24) - - E1 (E15- -22)
TDC+ (E15- -16) - -
TDC- - (E15- -27)
NE+ (E15- -17) - - NE- - (E15- -28)
SP1 (E17- -22) - - E1 (E15- -22)
TCV (E15- -5) - - E01 (E15- -21)
MREL (E18- -7) - - E01 (E15- -21)
IGSW (E18- -9) - - E1 (E15- -21)
AC (E17- -4) - - E1 (E15- -22) AC (E17 4) E1 (E15 22)
ACT (E17- -13) - - E1 (E15- -22)
PDL (E17- -9) - - E1 (E15- -22) PDL (E17 9) E1 (E15 22)
1KZ- -TE ENGINE SUP (RM790E)
DIAGNOSTICS
E16
2 1
4 3 7 6 5 4 3
15 14 13 12 11 10 16 15 14 13 12
24 23 22
26 25 24 23 22 21 20
Wiring Color
L- -R - - BR Always
W- -R - - BR IG switch ON
L- -B - - R IG switch ON
B- -R - - BR- -B IG switch ON
Accelerator pedal fully closed
Y- -R - - BR- -B Y R BR B
Accelerator pedal fully opened
Accelerator pedal fully closed
V- -W - - BR- -B V W BR B
Accelerator pedal fully opened
Accelerator pedal fully closed
LG- -R - - BR- -B LG R BR B
Accelerator pedal fully opened
Apply vacuum 40 kPa (300 mmHg, 11.8 in.Hg)
B Y B- -Y - - R R
Apply vacuum 135 kPa (1,000 mmHg, 39.4 in.Hg)
Y- -G - - R Idling
G - - R Idling
W - - R IG switch ON (at engine cold)
B- -W - - BR Cranking
R - - G Idling
Y - - L Idling
G- -O IG switch ON
IG switch ON
G- -W
Idling
L- -Y - - W- -B IG switch ON
GR- -B - - BR IG switch ON
A/C switch ON (at idling)
L Y L- -Y - - BR BR
A/C switch OFF
IG switch ON
L- -B - - BR
At A/C cut controlled (Driving below 30 km/h, accelerator pedal
fully opened for 5 sec.)
Accelerator pedal fully closed
L W L- -W - - BR BR
Accelerator pedal fully opened
- - ENGINE
2 1
11 10 9 8
19 18 17
Condition
air intake temp. 0˚C (32˚F) to 60˚C (140˚F)
engine coolant temp. 60˚C (140˚F) to 120˚C (248˚F)
1KZ-TE PAGES FROM SUPPLEMENT
E17
9 8 7 6 5 4 3 2 1 7
19 18 17 16 15 14 13 12 11 10 15 14
28 27 26 25 24 23 22 21 20 22 21
Rotate driving wheel slowly
BACK TO MODEL INDEX
DI8FE- -01
E18
6 5 4 3 2 1
13 12 11 10 9 8
20 19 18 17 16
A10774
STD Voltage (V)
9 - - 14
9 - - 14
4.5 - - 5.5
4.5 - - 5.5
0.6 - - 1.3
2.8 - - 4.5
0.6 - - 1.3
2.8 - - 4.5
9 - - 14
0 - - 3
1.0 - - 1.8
2.3 - - 4.2
0.2 - - 3.8
0.1 - - 1.5
0.5 - - 3.8
6.0 or more
Pulse generation
(See page DI- -26)
Pulse generation
(See page DI- -26)
Pulse generation
(See page DI- -84)
9 - - 14
Pulse generation
(See page DI- -31)
9 - - 14
9 - - 14
0 - - 1.5
9 - - 14
9 - - 14
0 - - 3
9 - - 14
0 - - 3
CONTINUED