4.10
9850064 R03 - 2021 650 / 850 Matryx Trail Performance / Crossover Snowmobile Service Manual
© Copyright Polaris Inc.
IGNITION COIL PACKS
The ignition coil packs are located on top of the air box
assembly.
NOTICE
Blue Connector = PTO Coil Pack
White Connector = MAG Coil Pack
COMPONENTS SPECIFICATION
Primary Coil
Resistance
(Black to White)
0.45Ω +/- 15% @ 68 °F (20 °C)
Secondary Coil
Resistance
(Without Plug Cap /
Black to High Tension
Lead)
18kΩ +/- 15% @ 68 °F (20 °C)
Plug Cap Resistance 5kΩ +/- 15% @ 68 °F (20 °C)
Test each ignition coil pack for resistance using a digital
multimeter. Replace the coil pack if measurements do
not match specifications.
The high tension wires are not serviceable. If the wires
are damaged, replace the complete coil pack.
ENGINE COOLANT TEMPERATURE
(ECT) SENSOR
OPERATING
TEMPERATURE RANGE
-22 - +248 °F
(-30 - 120 °C)
Resistance
2.4 - 2.6KΩ
@ 68 °F (20 °C)
(Measure in stirred water)
NOTICE
ECT IS GLUED TO JUMPER HARNESS
CONNECTOR! DO NOT ATTEMPT TO SEPARATE
THE ECT FROM THE JUMPER HARNESS.
ECT SENSOR LOCATION
q
ECT / Jumper Harness
Assembly
w
Cylinder Head
TORQUE
ECT Sensor:
18 ft-lbs (24 N·m)
ENGINE ELECTRICAL
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