Ignition Coil - Checking The Secondary Winding; Checking The Spark Plug Connector - KTM 250 EXC EU Repair Manual

24 IGNITION SYSTEM
24.3

Ignition coil - checking the secondary winding

24.4

Checking the spark plug connector

Condition
Ignition coil cylinder 1 is disconnected.
Ignition coil cylinder 1 - check the primary winding resistance
–
Ignition coil
Primary winding resistance at:
20 °C (68 °F)
601171-10
» If the displayed value does not correspond to the nominal value:
–
Condition
Ignition coil cylinder 1 is connected.
–
Connect the special tool to the multimeter.
Peak voltage adapter (58429042000) (
–
Start the motorcycle for checking. (
Ignition coil cylinder 1 - check the primary winding voltage
–
Ignition coil
Voltage, primary winding
» If the displayed value does not correspond to the nominal value:
–
Condition
Ignition coil cylinder 1 is disconnected.
Spark plug connector cylinder 1 has been removed.
Ignition coil cylinder 1 - check the secondary winding resistance
–
Measure the resistance between the specified points.
Ignition coil pin 2 (−) – Ignition coil pin 3
Ignition coil
Secondary winding resistance at:
20 °C (68 °F)
» If the displayed value does not correspond to the nominal value:
–
Change the ignition coil.
601171-10
Condition
Spark plug connector cylinder 1 has been removed.
Measure the resistance between the specified points.
Ignition coil pin 1 (+) – Ignition coil pin 2 (−)
Change the ignition coil.
Info
When using the peak voltage adapter, adjust the measuring range of the
multimeter to DCV.
Measure the voltage between the specified points.
Ignition coil pin 1 (+) – Ignition coil pin 2 (−)
Info
Connect the black measuring lead to pin 1 and the red measuring lead
to pin 2 of the ignition coil.
Change the ignition coil.
0.255... 0.345 Ω
p. 275)
p. 11)
150... 200 V
5.04... 7.56 kΩ
203