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Snowmobile Arctic Cat (2004 year). Manual - part 64

5-23

AK051D

4. Ignition coil primary resistance must be between

0.27-0.41 ohm.

IGNITION COIL (Secondary)

1. Remove the spark-plug caps from the high tension

wires.

2. Set the selector in the X1K position.

3. Connect the red meter lead to one high tension

wire; then connect the black meter lead to the
other high tension wire.

AK050D

4. Ignition coil secondary resistance must be between

6800-10,200 ohms.

DC POWER COIL

NOTE: On APV-equipped carbureted models, the

traditional charge coil(s) have been replaced by a
single DC power coil on the stator.

1. Disconnect the two plugs (red/yellow and yellow/

red) from the CDI unit to the DC power coil.

2. Set the selector in the X1 position.

3. Connect the red meter lead to one wire; then

connect the black meter lead to the other wire.

4. DC power coil resistance must be between 0.71-

1.07 ohms.

LIGHTING COIL

1. Disconnect the main wiring harness from the

engine.

2. Set the selector in the X1 position.

3. Connect the two meter leads to each of the yellow

leads in the connector from the engine.

AK015

4. Lighting coil resistance must be between 0.12-

0.18 ohm.

IGNITION TIMING SENSOR

1. Disconnect the two timing sensor leads (green/

white and brown/green) from the CDI unit.

2. Set the selector in the X100 position; then connect

the meter leads to the sensor leads.

3. Ignition timing sensor resistance must be between

148-222 ohms.

SPARK-PLUG CAP

1. Remove the spark-plug caps from the high tension

wires.

2. Set the selector in the X1K position.

3. In turn on each cap, touch a tester lead to each end

of the spark-plug cap.

B170

4. Spark-plug cap resistance must be between 4000-

6000 ohms.

IGNITION SWITCH

1. Remove the main wiring harness connectors from

the ignition switch.

2. Rotate the key to the OFF position.

5-24

3. The meter must read less than 1 ohm resistance

between the ignition switch terminals.

4. Rotate the key to the RUN position.

5. The meter must read OL (infinite resistance).

Testing Electrical

Resistances

(550 cc Model)

NOTE: Resistance tests of the engine electrical

components should be made using the Fluke Mul-
timeter only. Analog-style multitesters may not be
accurate enough to use in these critical tests.
Replace any component that does not have a test
value within specifications.

IGNITION COIL (Primary)

1. Disconnect the double wire plug from the CDI unit

to the ignition coil.

2. Set the selector in the X1 position.

3. Connect the red meter lead to the orange wire in

the plug; then connect the black meter lead to the
black wire in the plug.

AK051D

4. Ignition coil primary resistance must be between

0.25-0.34 ohm.

IGNITION COIL (Secondary)

1. Remove the spark-plug caps from the high tension

wires.

2. Set the selector in the X1K position.

3. Connect the red meter lead to one high tension

wire; then connect the black meter lead to the
other high tension wire.

AK050D

4. Ignition coil secondary resistance must be between

6800-10,200 ohms.

CHARGE COIL (1)

1. Disconnect the triple-wire plug from the CDI unit

to the magneto.

2. Set the selector in the X100 position.

3. Connect the red meter lead to the red/white wire in

the plug; then connect the black meter lead to the
black/white wire in the plug.

AK014

4. Charge coil (1) resistance must be between 128-

192 ohms.

CHARGE COIL (2)

1. Disconnect the triple-wire plug from the CDI unit

to the magneto.

2. Set the selector in the X1 position.

3. Connect the red meter lead to the black/red wire in

the plug; then connect the black meter lead to the
red/white wire in the plug.

5-25

AK013

4. Charge coil (2) resistance must be between 13.6-

20.4 ohms.

LIGHTING COIL

1. Disconnect the main wiring harness from the

engine.

2. Set the selector in the X1 position.

3. Connect the two meter leads to each of the yellow

leads in the connector from the engine.

AK015

4. Lighting coil resistance must be between 0.17-

0.26 ohm.

SPARK-PLUG CAP

1. Remove the spark-plug caps from the high tension

wires.

2. Set the selector in the X1K position.

3. In turn on each cap, touch a tester lead to each end

of the spark-plug cap.

B170

4. Spark-plug cap resistance must be between 4000-

6000 ohms.

IGNITION SWITCH

1. Remove the main wiring harness connectors from

the ignition switch.

2. Rotate the key to the OFF position.

3. The meter must read less than 1 ohm of resistance

between the ignition switch terminals.

4. Rotate the key to the RUN position.

5. The meter must indicate OL (infinite resistance).

Testing Electrical

Resistances

(900 cc Carb Models)

NOTE: Resistance tests of the engine electrical

IGNITION COIL (Primary)

1. Disconnect the double wire plug from the CDI unit

to the ignition coil.

2. Set the selector in the X1 position.

3. Connect the red meter lead to the orange lead; then

connect the black meter lead to the black lead.

5-26

AK051D

4. Ignition coil primary resistance must be between

0.24-0.36 ohm.

IGNITION COIL (Secondary)

1. Remove the spark-plug caps from the high tension

wires.

2. Set the selector in the X1K position.

3. Connect the red meter lead to one high tension

wire; then connect the black meter lead to the
other high tension wire.

AK050D

4. Ignition coil secondary resistance must be between

6800-10,200 ohms.

DC POWER COIL

NOTE: On APV-equipped carbureted models, the

traditional charge coil(s) have been replaced by a
single DC power coil on the stator.

1. Disconnect the two plugs (red/yellow and yellow/

red) from the CDI unit to the DC power coil.

2. Set the selector in the X1 position.

3. Connect the red meter lead to one wire; then

connect the black meter lead to the other wire.

4. DC power coil resistance must be between 0.52-

0.78 ohm.

LIGHTING COIL

1. Disconnect the main wiring harness from the

engine.

2. Set the selector in the X1 position.

3. Connect the two meter leads to each of the yellow

leads in the connector from the engine.

AK015

4. Lighting coil resistance must be between 0.08-

0.12 ohm.

IGNITION TIMING SENSOR

1. Disconnect the two timing sensor leads (green/

white and brown) from the CDI unit.

2. Set the selector in the X100 position; then connect

the meter leads to the sensor leads.

3. Ignition timing sensor resistance must be between

148-222 ohms.

SPARK-PLUG CAP

1. Remove the spark-plug caps from the high tension

wires.

2. Set the selector in the X1K position.

3. In turn on each cap, touch a tester lead to each end

of the spark-plug cap.

B170

4. Spark-plug cap resistance must be between 4000-

6000 ohms.

IGNITION SWITCH

1. Remove the main wiring harness connectors from

the ignition switch.

2. Rotate the key to the OFF position.

Content .. 62 63 64 65 ..