CHECK AT ENGINE A/T-ECU TERMINAL




Terminal No.
Inspection item
Inspection requirement
Normal condition
1
High clutch linear solenoid valve
While driving
At high clutch engaged
1 V or less
Other than above
300 Hz*
2
3-5 reverse clutch linear solenoid valve
While driving
At 3-5 reverse clutch engaged
1 V or less
Other than above
300 Hz*
3
2-6 brake linear solenoid valve
While driving
At 2-6 brake engaged
300 Hz*
Other than above
1 V or less
6
Inhibitor switch: P
Ignition switch: ON
Selector lever position: P
System voltage
Other than above
1 V or less
7
Inhibitor switch: R
Ignition switch: ON
Selector lever position: R
System voltage
Other than above
1 V or less
8
Inhibitor switch: D
Ignition switch: ON
Selector lever position: D
System voltage
Other than above
1 V or less
9
Paddle shift switch (up)
Ignition switch: ON
Paddle shift lever position: Upshift and hold
1 V or less
Paddle shift lever position: Other than above
System voltage
10
CAN_H
-
-
11
CAN_L
-
-
12
Power supply
Ignition switch: ON
System voltage
Ignition switch: OFF
1 V or less
13
Earth
Always
1 V or less
14
Low clutch linear solenoid valve
While driving
Gear range: 5th or 6th
System voltage
Other than above
1 V or less
16
Earth
Always
1 V or less
21
Inhibitor switch: N
Ignition switch: ON
Selector lever position: N
System voltage
Selector lever position: Other than above
1V or less
25
Power supply
Ignition switch: ON
System voltage
Ignition switch: OFF
1 V or less
26
Earth
Always
1 V or less
31
Battery back up
Always
System voltage
32
Paddle shift switch (down)
Ignition switch: ON
Paddle shift lever position: Downshift and hold
1 V or less
Paddle shift lever position: Other than above
System voltage
33
Low clutch pressure switch
While driving
At low clutch engaged
1 V or less
Other than above
System voltage
34
3-5 reverse clutch pressure switch
While driving
At 3-5 reverse clutch engaged
1 V or less
Other than above
System voltage
35
Shift switch (up)
Ignition switch: ON
Selector lever position: sport mode
Selector lever position: Upshift and hold the lever.
1 V or less
Selector lever position: Other than above
System voltage
36
Select switch
Ignition switch: ON
Selector lever position: sport mode
1 V or less
Selector lever position: Other than above
System voltage
37
Output shaft speed sensor
Vehicle speed: 30 km/h
Approx. 588 Hz
38
Input shaft speed sensor
Engine speed: 700 r/min
Approx. 353 Hz
39
Transmission fluid temperature sensor
Ignition switch: ON
A/T fluid temperature: 20°C
Approx. 2.53 V
A/T fluid temperature: 80°C
Approx. 0.69 V
40
Line pressure linear solenoid valve
Ignition switch: ON
While driving
Approx. 300 Hz*
Other than above
1 V or less
41
Low clutch linear solenoid valve
While driving
At low clutch engaged
Approx. 300 Hz*
Other than above
1 V or less
43
Low-reverse brake pressure switch
While driving
At low-reverse brake engaged
1 V or less
Other than above
System voltage
44
2-6 brake pressure switch
While driving
At 2-6 brake engaged
1 V or less
Other than above
System voltage
45
High clutch pressure switch
While driving
At high clutch engaged
1 V or less
Other than above
System voltage
46
Shift switch (down)
Ignition switch: ON
Selector lever position: sport mode
Selector lever position: Downshift and hold the lever.
1 V or less
Selector lever position: Other than above
System voltage
48
Output shaft speed sensor earth
Always
1 V or less
49
Input shaft speed sensor earth
Always
1 V or less
50
A/T fluid temperature sensor earth
Ignition switch: ON
1 V or less
51
Low-reverse brake shift solenoid valve
While driving
System voltage
Other than above
1 V or less
52
Lock-up and Low-reverse brake liner solenoid
Ignition switch: ON
At lock-up engaged
Approx. 300 Hz*
Other than above
1 V or less
note * The operation is performed at 300 Hz in a voltage range of 0 to 12 V when measured by an oscilloscope.