A/T-ECU TERMINAL VOLTAGE REFERENCE CHART





Terminal No.
Terminal code
Check item
Inspection condition
Standard value
1
BAT
Power supply
Always
System voltage
2
SL1
C1 pressure control solenoid (SL1)
Measure between terminals 2 and 10 with an oscilloscope.
Refer to , Inspection Procedure Using an Oscilloscope.
3
SL1G
C1 pressure control solenoid (SL1) earth
Measure between terminals 3 and 10 with an oscilloscope.
Refer to , Inspection Procedure Using an Oscilloscope.
4
SLU
Lock-up solenoid (SLU)
Measure between terminals 4 and 10 with an oscilloscope.
Refer to , Inspection Procedure Using an Oscilloscope.
5
SLUG
Lock-up solenoid (SLU) earth
Measure between terminals 5 and 10 with an oscilloscope.
Refer to , Inspection Procedure Using an Oscilloscope.
6
SLT
Line pressure control (SLT) solenoid
Measure between terminals 6 and 10 with an oscilloscope.
Refer to , Inspection Procedure Using an Oscilloscope.
7
SLTG
Line pressure control solenoid (SLT) earth
Measure between terminals 7 and 10 with an oscilloscope.
Refer to , Inspection Procedure Using an Oscilloscope.
8
SL2
C2 Clutch control solenoid (SL2)
Measure between terminals 8 and 10 with an oscilloscope.
Refer to , Inspection Procedure Using an Oscilloscope.
9
SL2G
C2 Clutch control solenoid (SL2) earth
Measure between terminals 9 and 10 with an oscilloscope.
Refer to , Inspection Procedure Using an Oscilloscope.
10
GRP1
Earth
Always
1 V or less
12
IGSW
IG1 relay
Ignition switch: LOCK (OFF)
1 V or less
Ignition switch: ON
System voltage
23
SVSA
Shift solenoid SR
Drive the vehicle at more than 7 km/h in R range.
1 V or less

  • Engine: Running
  • Other than above

System voltage
25
SVSB
Shift solenoid SB
Drive the vehicle at more than 7 km/h in R range.
System voltage

  • Engine: Running
  • Other than above

1 V or less
27
OTS2
A/T fluid temperature sensor 2

  • Ignition switch: ON
  • A/T fluid temperature: 20°C

3.8 - 4.0 V

  • Ignition switch: ON
  • A/T fluid temperature: 40°C

3.2 - 3.4 V

  • Ignition switch: ON
  • A/T fluid temperature: 80°C

1.7 - 1.9 V
28
GSE2
A/T fluid temperature sensor 2 earth
Always
1 V or less
29
GRSE
A/T fluid temperature sensor 1 earth
Always
1 V or less
30
O/TS
A/T fluid temperature sensor 1

  • Ignition switch: ON
  • A/T fluid temperature: 20°C

3.8 - 4.0 V

  • Ignition switch: ON
  • A/T fluid temperature: 40°C

3.2 - 3.4 V

  • Ignition switch: ON
  • A/T fluid temperature: 80°C

1.7 - 1.9 V
41
SL3G
C3 pressure control solenoid (SL3) earth
Measure between terminals 41 and 10 with an oscilloscope.
Refer to , Inspection Procedure Using an Oscilloscope.
42
SL4G
C4 pressure control solenoid (SL4) earth
Measure between terminals 42 and 10 with an oscilloscope.
Refer to , Inspection Procedure Using an Oscilloscope.
43
SL5
B1 pressure control solenoid (SL5)
Measure between terminals 43 and 10 with an oscilloscope.
Refer to , Inspection Procedure Using an Oscilloscope.
44
SL5G
B1 pressure control solenoid (SL5) earth
Measure between terminals 44 and 10 with an oscilloscope.
Refer to , Inspection Procedure Using an Oscilloscope.
45
PGB-
Output shaft speed sensor earth
Always
1 V or less
46
PGB+
Output shaft speed sensor

  • Measure between terminals 45 and 46 with an oscilloscope.
  • Engine: 2,000 r/min
  • Selector lever position: Sport mode (6th gear)

Refer to , Inspection Procedure Using an Oscilloscope.
47
SL3
C3 pressure control solenoid (SL3)
Measure between terminals 47 and 10 with an oscilloscope.
Refer to , Inspection Procedure Using an Oscilloscope.
49
SL4
C4 pressure control solenoid (SL4)
Measure between terminals 49 and 10 with an oscilloscope.
Refer to , Inspection Procedure Using an Oscilloscope.
55
PGA-
Input shaft speed sensor earth
Always
1 V or less
56
PGA+
Input shaft speed sensor

  • Measure between terminals 55 and 56 with an oscilloscope.
  • Engine: 2,000 r/min
  • Selector lever position: Sport mode (6th gear)

Refer to , Inspection Procedure Using an Oscilloscope.
71
C
Inhibitor switch: D

  • Ignition switch: ON
  • Selector lever position: D

System voltage

  • Ignition switch: ON
  • Selector lever position: Other than above

1 V or less
72
INHR
Inhibitor switch: R

  • Ignition switch: ON
  • Selector lever position: R

System voltage

  • Ignition switch: ON
  • Selector lever position: Other than above

1 V or less
77
B
Inhibitor switch: D/N/R

  • Ignition switch: ON
  • Selector lever position: R or N or D

System voltage

  • Ignition switch: ON
  • Selector lever position: Other than above

1 V or less
78
PA
Inhibitor switch: P/N

  • Ignition switch: ON
  • Selector lever position: P or N

System voltage

  • Ignition switch: ON
  • Selector lever position: Other than above

1 V or less
80
UPSW
Shift switch (Up)

  • Ignition switch: ON
  • Selector lever operation: Upshift and hold the selector lever

System voltage

  • Ignition switch: ON
  • Selector lever operation: Other than above

1 V or less
82
PDUP
Paddle shift switch (Up)

  • Ignition switch: ON
  • Paddle shift lever position: Upshift and hold

1 V or less

  • Ignition switch: ON
  • Paddle shift lever position: Other than the above

System voltage
88
A
Inhibitor switch: P/R

  • Ignition switch: ON
  • Selector lever position: P or R

System voltage

  • Ignition switch: ON
  • Selector lever position: Other than above

1 V or less
90
MSW
Select switch

  • Ignition switch: ON
  • Selector lever position: Sport mode

System voltage

  • Ignition switch: ON
  • Selector lever position: Other than above

1 V or less
92
OTM
Oil temperature monitor modes switch
Ignition switch: ON
System voltage
94
DWSW
Shift switch (Down)

  • Ignition switch: ON
  • Selector lever operation: Downshift and hold the selector lever

System voltage

  • Ignition switch: ON
  • Selector lever operation: Other than above

1 V or less
96
PDDW
Paddle shift switch (Down)

  • Ignition switch: ON
  • Paddle shift lever position: Downshift and hold

1 V or less

  • Ignition switch: ON
  • Paddle shift lever position: Other than the above

System voltage