Switch Tests - Arctic Cat Cougar Service Manual

50
together until they click. Make sure they are
fully engaged and locked together (Figure
8).
3. Check all electrical components for a good
ground to the engine.
4. Check all wiring for short circuits or open
circuits.
5. Make sure the fuel tank has an adequate sup-
ply of fresh gasoline and that the oil tank is
properly filled.
6. Check the spark plug cable routing (Figure
9) and be sure the cables are properly connected
to the spark plugs.
CAUTION
To prevent expensive engine damage, re-
fer to the Caution under Spark Plug
Removal in Chapter Three.
7. Remove both spark plugs, keeping them in
order. Check the condition of each plug. See
Chapter Three.
8. Perform the following spark test:
WARNING
During this test, do not hold the spark
plug, wire or connector with your fingers
or a serious electrical shock may result.
If necessary, use a pair of insulated pli-
ers to hold the spark plug wire.
a. Open the hood.
b. Remove one of the spark plugs.
NOTE
A test plug like the one shown in Figure
10 is available from many parts suppli-
ers. Attach the clip to a good engine
ground.
c. Connect the spark plug cable connector to
a spark plug that is known to be good, or the
test plug, and touch the base of the spark
plug base to a good ground like the engine
cylinder head. Position the spark plug so
you can see the electrode.
CHAPTER TWO
d. Turn the ignition switch ON and set the
tether and cut-out switches to the ON posi-
tion.
e. Crank the engine over with the starter. A fat
blue spark should be evident across the
spark plug electrode.
f. If there is no spark or only a weak one,
check for loose connections at the coil. If
all external wiring connections are good,
check the remaining components of the ig-
nition system.
g. Turn the ignition switch OFF.
Switch Tests
Test the following switches as described in
Chapter Nine:
a. ignition switch.
b. tether cut-out switch.
c. emergency cut-out switch.