Fuses; Ignition Coil - KYMCO MXU 450i Service Manual

•NOTE : When testing the HI fuse holder, the head-
light dimmer switch must be in the HI position;
when testing the LIGHTS fuse holder, the headlight
dimmer switch can be in either position.
•NOTE: If the meter shows no battery voltage,
troubleshoot the battery, switches, distribution
module, or the main wiring harness.
Fuses
~ CAUTION
II
Always disconnect the battery when porformlng
resistance tests to avoid damaging the mul·timeter.
I
Set the meter selector to t11e OHMS position.
2. Connect the red tester lead to ono spade end of the
fuse ; then connect the black tester lead to the other
sp:ldc end.
3. The meter must show less than I obm resistance.
If
the meter reads open. replace the tltsc.
•NOTE: Make sure the fuses are returned to their
proper position according to amperage. Refer to
the fuse block cover for fuse placement.
Ignition Coil
The ig
nition coil
is on the f rame above the engine. To
access the coil ,
the left
side
panel
must be rc11t10ved.
RESISTANCE
~ CAUTION II
Always disconnect the battery when pt~rforming
resistance tests to avoid damaging the muHimeter.
•NOTE : For these test s, the meter selecltJr should
be set to the OHMS position and the! primary
wire(s) should be disconnected.
Primary Winding
I.
Connect the red tester lead
to
either tenninal: then
connect the blad, tester lead to the other temtinal.
2. The meter reading must
be ''
ithin specification.
Secondary Winding
I .
Remove the plug cap from the high tensio1 1 lead.
then connect the red tester lead to t he l1ig h te nsion
lead.
2. Connect the black tester lead to ground.
3. l11e me ter reading must be" ithin specifica tion.
•NOTE: If the meter does not show as specified,
replace ignition coil.
Spark Plug Cap
I .
Connect tl1e red tester lead to one e nd of the cap :
then connect tJ1e black tester lead to the other end
of U1e cap,
2.
l11c meter reading must be within speci fication.
•NOTE: If the meter does not read as specified,
replace the spark plug cap.
PEAK VOLTAGE
•NOTE: All of the peak voltage tests should be
made using the Fluke Model 73 Multimeter with
Peak Voltage Reading Adapter. If any other type of
tester is used, readings may vary due to internal
circuitry.
•NOTE: The battery must be at full charge for
these tests.
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