Mitsubishi 3000GT Service Manual page 624

AUTOMATIC TRANSAXLE
2 or 3 and 4.
Pulse generator terminals
generator A
3-4: pulse
Normal
generator B
6. Pulse generator Connect the pulse generator and body harness,
A or B (checking by
and connect an oscilloscope. Check with the
an oscilloscope) chassis on a dynamo or with the front wheels
raised.
age waveform between terminals 1 and 2.
Oscilloscope waveform
TFA1328
With the selector lever at the "L" position and
the engine running at 1,000 rpm, check the volt-
age waveform between terminals 3 and 4.
500 mVp-p or higher
TFA1328
Normal
1
I
1
TSB Revision
connected wiring
Replace the pulse generator,
Very low voltage Incorrectinstallationofthepulse
generator, or malfunction of the
pulse generator.
tion, or replace the pulse gener-
Improper grounding of the pulse
generator circuits shielded wir-
Replace the pulse generator.
lncorrectinstallationofthe pulse
generator, or malfunction of the
pulse generator.
Correct the installation condi-
tion, or replace the pulse gener-
ator.
Noise in thewaveform Improper grounding of the pulse
generator circuits shielded wir-
ing.
Replace the pulse generator.
I
I
1