Ignition System Operation; Ignition System Troubleshooting - Polaris Sportsman 700 Efi 2005 Service Manual

ELECTRICAL
IGNITION SYSTEM
TROUBLESHOOTING
No Spark, Weak or Intermittent Spark
Spark plug gap incorrect
G
Fouled spark plug
G
Faulty spark plug cap or poor
G
connection to high tension lead
Related wiring loose, disconnected,
G
shorted, or corroded
Engine Stop switch or ignition
G
switch faulty
ETC switch misadjusted or faulty
G
Wire harness or connections wet,
G
corroded
Poor ignition coil ground (e.g. coil
G
mount loose or corroded)
Incorrect wiring (inspect color
G
coding in connectors etc)
Faulty ignition coil winding
G
(measure resistance of primary and
secondary)
Sheared flywheel key
G
Flywheel loose or damaged
G
Faulty ECU
G
CURRENT DRAW - KEY OFF
CAUTION: Do not connect or disconnect the battery
cable or ammeter with the engine running. Damage
will occur to electrical components.
Connect an ammeter in series with the negative
battery cable. Check for current draw with the key off.
If the draw is excessive, loads should be
disconnected from the system one by one until the
draw is eliminated. Check component wiring as well
as the component for partial shorts to ground to
eliminate the draw.
Refer to Illustration 1 on the next page.
10.18
Current Draw Inspection
Key Off
+ --
YB30L--B
Ill. 1
Current Draw - Key Off:
Maximum of .01 DCA (10 mA)