ELECTRONIC CONTROLLED AUTOMATIC TRANSMISSION SYSTEM > TERMINALS OF ECU

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ECM

G034261E01


Symbols (Terminal No.)
Wiring Color
Terminal Description
Condition
Specified Condition
NSW (E4-6) - E1 (E6-7)
L-Y - BR
PNP switch signal
Ignition switch ON and shift lever on P or N
Below 3 V
NSW (E4-6) - E1 (E6-7)
L-Y - BR
PNP switch signal
Ignition switch ON and shift lever not on P or N
9 to 14 V
STP (E5-15) - E1 (E6-7)
G-W - BR
Stop light switch signal
Brake pedal is depressed
7.5 to 14 V
STP (E5-15) - E1 (E6-7)
G-W - BR
Stop light switch signal
Brake pedal is released
Below 1.5 V
STA (E4-7) - E1 (E6-7)
B-Y - BR
Starter signal
Ignition switch ON and shift lever on P or N
Below 3 V
STA (E4-7) - E1 (E6-7)
B-Y - BR
Starter signal
Ignition switch ON and shift lever not on P or N
9 to 14 V
CAN+ (E5-22) - E1 (E6-7)
V - BR
CAN communication line
Ignition switch ON
Pulse generation
(see waveform 6)
CAN- (E5-21) - E1 (E6-7)
P - BR
CAN communication line
Ignition switch ON
Pulse generation
(see waveform 7)

TCM

F043241E01


Symbols (Terminal No.)
Wiring Color
Terminal Description
Condition
Specified Condition
IG2 (T17-6) - E1 (T19-1)
B-O - BR
Ignition switch
Ignition switch ON
9 to 14 V
NSW (T19-12) - E1 (T19-1)
L-Y - BR
PNP switch signal
Ignition switch ON and shift lever on P or N
Below 3 V
NSW (T19-12) - E1 (T19-1)
L-Y - BR
PNP switch signal
Ignition switch ON and shift lever not on P or N
9 to 14 V
S2 (T19-17) - E1 (T19-1)
W-L - BR
S2 solenoid signal
Ignition switch ON
Below 1.5 V
S2 (T19-17) - E1 (T19-1)
W-L - BR
S2 solenoid signal
2nd or 3rd gear
9 to 14 V
S2 (T19-17) - E1 (T19-1)
W-L - BR
S2 solenoid signal
1st or O/D gear
Below 1.5 V
S1 (T19-18) - E1 (T19-1)
GR - BR
S1 solenoid signal
Ignition switch ON
9 to 14 V
S1 (T19-18) - E1 (T19-1)
GR - BR
S1 solenoid signal
1st or 2nd gear
9 to 14 V
S1 (T19-18) - E1 (T19-1)
GR - BR
S1 solenoid signal
3rd or O/D gear
Below 1.5 V
SLT+ (T19-20) - SLT- (T19-19)
G-Y - L-B
SLT solenoid signal
Ignition switch ON
Below 3 V
SLT+ (T19-20) - SLT- (T19-19)
G-Y - L-B
SLT solenoid signal
Engine idle speed
Pulse generation
(see waveform 1)
SL (T19-16) - E1 (T19-1)
G - BR
SL solenoid signal
Ignition switch ON
Pulse generation
(see waveform 2)
SL (T19-16) - E1 (T19-1)
G - BR
SL solenoid signal
Vehicle driving under lock-up condition
9 to 14 V
SP2+ (T19-30) - SP2- (T19-29)
R - G
No. 2 vehicle speed sensor (SP2) signal
Vehicle is running
Pulse generation
(see waveform 3)
NC0+ (T19-3) - NC0- (T19-2)
V - P
O/D direct clutch speed sensor (NC0) signal
Engine is idling
Pulse generation
(see waveform 4)
THOC (T19-24) - E2 (T19-23)
B-R - B-Y
ATF temperature sensor signal
ATF temperature: 115°C (239°F) or more
Below 1.5 V
L (T18-10) - E1 (T19-1)
G-R - BR
L shift position switch signal
Ignition switch ON and transfer shift lever on L
7.5 to 14 V
L (T18-10) - E1 (T19-1)
G-R - BR
L shift position switch signal
Ignition switch ON and transfer shift lever not on L
Below 1.5 V
2 (T18-11) - E1 (T19-1)
L - BR
2 shift position switch signal
Ignition switch ON and transfer shift lever on 2
7.5 to 14 V
2 (T18-11) - E1 (T19-1)
L - BR
2 shift position switch signal
Ignition switch ON and transfer shift lever not on 2
Below 1.5 V
D (T18-8) - E1 (T19-1)
G-Y - BR
D shift position switch signal
Ignition switch ON and transfer shift lever on D or 3
7.5 to 14 V
D (T18-8) - E1 (T19-1)
G-Y - BR
D shift position switch signal
Ignition switch ON and transfer shift lever not on D or 3
Below 1.5 V
R (T18-9) - E1 (T19-1)
R-Y - BR
R shift position switch signal
Ignition switch ON and transfer shift lever on R
7.5 to 14 V
R (T18-9) - E1 (T19-1)
R-Y - BR
R shift position switch signal
Ignition switch ON and transfer shift lever not on R
Below 1.5 V
SP1 (T17-25) - E1 (T19-1)
V-R - BR
Speed signal
Vehicle speed 20 km/h (12 mph)
Pulse generation
(see waveform 5)
STP (T17-14) - E1 (T19-1)
G-W - BR
Stop light switch signal
Ignition switch ON and brake pedal is depressed
7.5 to 14 V
STP (T17-14) - E1 (T19-1)
G-W - BR
Stop light switch signal
Ignition switch ON and brake pedal is released
Below 1.5 V
3 (18-12) - E1 (T19-1)
G-O - BR
3 shift position switch signal
Ignition switch ON and transfer shift lever on 3
7.5 to 14 V
3 (18-12) - E1 (T19-1)
G-O - BR
3 shift position switch signal
Ignition switch ON and transfer shift lever not on 3
Below 1.5 V
STA (T19-11) - E1 (T19-1)
B-Y - BR
Starter signal
Cranking
6 V or more
SIL (T18-23) - E1 (T19-1)
R-Y - BR
Terminal SIL of DLC3
Connect intelligent tester to DLC3
Pulse generation
WFSE (T18-24) - E1 (T19-1)
W - BR
Terminal SIL of DLC3
Ignition switch ON
9 to 14 V
L4 (T18-15) - E1 (T19-1)
G-W - BR
L4 shift position switch signal
Ignition switch ON and transfer shift lever on L4
Below 1.5 V
L4 (T18-15) - E1 (T19-1)
G-W - BR
L4 shift position switch signal
Ignition switch ON and transfer shift lever not on L4
7.5 to 14 V
TFN (T18-16) - E1 (T19-1)
W-G - BR
N shift position switch signal
Ignition switch ON and transfer shift lever on N
Below 1.5 V
TFN (T18-16) - E1 (T19-1)
W-G - BR
N shift position switch signal
Ignition switch ON and transfer shift lever not on N
7.5 to 14 V
CAN+ (T17-21) - E1 (T19-1)
V - BR
CAN communication line
Ignition switch ON
Pulse generation
(see waveform 6)
CAN- (T17-20) - E1 (T19-1)
P - BR
CAN communication line
Ignition switch ON
Pulse generation
(see waveform 7)

Waveform 1 (Reference)
G023426E03
Item
Content
Symbols (Terminal No.)
SLT+ (T19-20) - SLT- (T19-19)
Tool Setting
5 V/DIV., 1 msec./DIV.
Condition
Engine idle speed

Waveform 2 (Reference)
G034875E01
Item
Content
Symbols (Terminal No.)
SL (T19-16) - E1 (T19-1)
Tool Setting
10 V/DIV., 100 msec./DIV.
Condition
Vehicle speed 65 km/h (40 mph), lock-up (ON to OFF)

Waveform 3 (Reference)
G020664E03
Item
Content
Symbols (Terminal No.)
SP2+ (T19-30) - SP2- (T19-29)
Tool Setting
2 V/DIV., 2 msec./DIV.
Condition
Vehicle speed 20 km/h (12 mph)

Waveform 4 (Reference)
G034873E02
Item
Content
Symbols (Terminal No.)
NC0+ (T19-3) - NC0- (T19-2)
Tool Setting
5 V/DIV., 0.5 msec./DIV.
Condition
Vehicle speed 20 km/h (12 mph)

Waveform 5 (Reference)
G034872E01
Item
Content
Symbols (Terminal No.)
SP1 (T17-25) - E1 (T19-1)
Tool Setting
5 V/DIV., 20 msec./DIV.
Condition
While driving vehicle

Waveform 6 (Reference)
G036660E05
Item
Content
Symbols (Terminal No.)
CAN+ (T17-21) - E1 (T19-1)
Tool Setting
1 V/DIV., 10 msec./DIV.
Condition
Engine is stopped, ignition switch ON

Waveform 7 (Reference)
G036661E04
Item
Content
Symbols (Terminal No.)
CAN- (T17-20) - E1 (T19-1)
Tool Setting
1 V/DIV., 10 msec./DIV.
Condition
Engine is stopped, ignition switch ON