Mitsubishi MOTORS Space Runner 1998, Workshop Manual

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AUTOMATIC TRANSMISSION -
Troubleshooting
23-43
OSCILLOSCOPE INSPECTION PROCEDURE
23100850132
Check item Check requirement Normal condition
(Waveform sample)
Crank angle sensor Selector lever position: N Idling (Vehicle stopped) Waveform A
Input shaft speed
sensor
Selector lever position: 3 Driving at constant speed of 50
km/h in 3rd gear
Waveform B
Output shaft
speed sensor
(Engine: 1,800 - 2,100 r/min)
Vehicle speed sensor
Low reverse
solenoid valve
Ignition switch: ON
Selector lever position: P
Force drive each solenoid valve
(Actuator test)
Waveform C
Underdrive solenoid
valve
Engine: 0 r/min
Vehicle speed: 0 km/h
(Vehicle stopped)
Second solenoid
valve
(Vehicle stopped)
Throttle (Accelerator) opening
angle: Less than 1 V
Overdrive solenoid
valve
Damper clutch
control solenoid
valve
Waveform sample
Waveform A
(ms)
(V)
0
5
Waveform B
(ms)
(V)
0
5
Waveform C
(ms)
(V)
60
40
20
0