5-2
Electrical System
This section has been organized into sub-sections
which show procedures for the complete servicing of
the Arctic Cat ATV electrical system.
NOTE: Some photographs and illustrations used
in this section are used for clarity purposes only
and are not designed to depict actual conditions.
SPECIAL TOOLS
A number of special tools must be available to the
technician when performing service procedures in this
section.
NOTE: Special tools are available from the Arctic
Cat Service Parts Department.
Specifications
Battery
For battery related information, see Section 2.
RPM Limiter
NOTE: The ATV is equipped with an ECU that
retards ignition timing when maximum RPM is
approached. When the RPM limiter is activated, it
could be misinterpreted as a high-speed misfire.
Testing Electrical
Components
All of the electrical tests should be made using the
Fluke Model 73 Multimeter. If any other type of meter
is used, readings may vary due to internal circuitry.
When troubleshooting a specific component, always
verify first that the fuse(s) are good, that the bulb(s)
are good, that the connections are clean and tight, that
the battery is fully charged, and that all appropriate
switches are activated.
NOTE: For absolute accuracy, all tests should be
made at room temperature of 68° F.
Accessory
Receptacle/Connector
NOTE: This test procedure is for either the recep-
tacle or the connector.
VOLTAGE
1. Turn the ignition switch to the ON position; then
set the meter selector to the DC Voltage position.
2. Connect the red tester lead to the red/white wire or
the positive connector; then connect the black
tester lead to ground.
3. The meter must show battery voltage.
NOTE: If the meter shows no battery voltage,
troubleshoot the battery, fuse, receptacle, connec-
tor, or the main wiring harness.
Description
p/n
Diagnostic Harness
0486-219
Fluke Model 73 Multimeter
0644-191
MaxiClips
0744-041
Test Plug/Error Code List Kit
0444-216
Ignition Timing
N/A
Spark Plug Type
NGK CPR8E (2)
Spark Plug Gap
0.7-0.8 mm
(0.028-0.032 in.)
Spark Plug Cap
5000 ohms
Ignition Coil
(primary)
Resistance
(secondary)
4.8 ohms
(terminal (+) to terminal (-))
12k-19k ohms (high tension -
plug cap to terminal)
Ignition Coil
Primary Voltage
12 DC volts
(wire (+) to ground)
Stator Coil Resistance
(crankshaft position sensor)
(AC generator)
150-250 ohms (blue to green)
Less than 1 ohm (black to black)
Crankshaft Position Sensor
AC Voltage
2.0 AC volts or more
(blue to green)
Generator Output
(no load) 75 AC volts or more
@ 5000 RPM (black to black)
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FOR ARCTIC CAT ATV DISCOUNT PARTS CALL 606-678-9623 OR 606-561-4983
www.mymowerparts.com