TSRM/MK2 Supra/Wiring Diagrams
Repair ManualWiring Diagrams
S26

S27/ECT System, page 1

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ECT System — MK2 Supra ECT System wiring diagram, page 1
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Page text (OCR transcript)
27 ECT ECT SYSTEM

15A
ECU+B
15A
STOP-16
15A
STOP
11 C0
4 D2
2.5A
GAUGE

3 C0
11 C0
3 G0
12 C0

I4-L
I6-B
I4-L

STOP
LIGHT
S/W

K/T INDICATOR S/W
PATTERN SELECT S/W

NORM    4  R-G

Y    2

L    2T    N
PWR    3  G-O

3    0

L    O    R-Y

5 C1
13 C2
13 C1
8 D1
5 D1
3 D2

I4-L
I6-B
I4-L
L    O    R-Y

1 C3
2 C3
13 C3

L    O    R-Y

23    24    22    20    21    7
BR    IG    BK    W    B    N

ECT ECU

IDL    L3    L2    L1    OD1    S1    S2    SP2    DG    GND    SP1
1    2    3    4    17    12    11    10    15    13    19    16
L    L-R    L-B    R    Y    W    B    Y    BR    L    BR    L-W

5 C3    6 C3    7 C3    8 C3    15 C3    18 C3    17 C3    16 C3    12 C3    11 C3    9 C3    4 C3

L    L-R    L-B    R    Y    W    B    Y    BR    L    BR    L-W

8 E1    6 C2    5 E1    8 D3    15 C3    R-Y    18 C3    17 C3    16 C3    12 C3    11 C3    13    J2
JUNCTION
CONNECTOR

7    W    B    Y    BR    L    5

L    L-R    L-B    R    Y    L-M    TO CRUISE CONTROL ECU    W    B    Y    BR    L-W

13 F    10 F    11 F    12 F    22 F    1 D1    2 D1    3 D1    4 D1    7    ANALOG
VD    BR
IDL    L3    L2    L1    TCO    SPEED SENSOR
& CRUISE ECU
TCCS ECU

2    4    5

NO.1    NO.2    NO.3    SHIFT
SOLENOID
VALVE    LOCK
SOLENOID
VALVE

DIAG
SWITCH
CONNECTOR

BR
ANALOG VF
BR
SPEED SENSOR
& CRUISE ECU
12 V

M-B

ECT SOLENOID

20 C0    18 C0

11 B0

BR

COM
LEFT

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