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X431 GDS Scopebox Manual
4, 6; and cylinder numbers on the left side, from the front to the back
are as follows:1, 3, 5; then the ignition sequence is: 1
－
6
－
5
－
4
－
3
－
2.
The Figure 4-6 below shows the normal ignition waveform of
distributor ignition system, the upper one is the secondary waveform,
and the lower one is the primary waveform.
The secondary waveform:
A section is contact open period; B section is make contact period,
which is the magnetizing field of ignition coil.
Fig.4-6
