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17. IGNITION SYSTEM MXU 300/250
Test the ignition unit using the ignition unit
tester. CDI Tester
Ignition Coil
Operate the ignition unit tester by Spark
following the manufacturer`s Window
instructions.
Connect the special connector to the
ignition unit coupler and ignition unit tester.
Switch Range Good CDI Faulty CDI
1. OFF No spark Spark Plug CDI Unit
2. P No spark
3. EXT No spark Good spark
4. ON1 Good spark No spark
Change Gear Control
5. ON2 Good spark No spark
If the ignition unit is faulty, replace it with a
new one.
CHANGE REAR CONTROL
INSPECTION
Testing Range(at 20°C) Unit:
Probe Yellow/ Light Green/ Green/ Green/ Black/
Green Black
(-)Probe Brown Red Pink Yellow White
Green 14 7.85M 7.85M 10K
Yellow/ 18 7.85M 7.85M 10K
Brown
Light Green/ 7.85M 7.85M 11 7.85M
Red
Green/ 7.85M 7.85M 9 7.85M
Pink
Green/
Yellow
Black/
11
White
Black 10K 10K 7.85M 7.85M
Note: The readings in this table are taken
with a YF-3501 Tester.
17-5