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.