MEASUREMENT EXAMPLES
1
.
Normal Ignition Coil Waveform
21
Peak
Voltage
Primary current
ramp time
Spark
line
Decay
Primary coil
point - Close
-5
5
10
kv
-4
-2
0
2
ms
0
01377
RPM
High
peak voltage
Primary coil
point - Open
●
Measurement mode
: Voltage
●
Display mode
: Waveform
2
.
Failure Ignition Coil Waveforms
■
High peak voltage
●
Measurement mode
: Voltage
●
Display mode
: Waveform
-15
15
30
kv
-8
-4
0
4
ms
0
01833
RPM