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Polaris General 2020

Polaris General 2020
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4
9850067 R01 - 2020-2021 GENERAL / GENERAL XP Service Manual
© Copyright Polaris Inc.
4.1
ENGINE ELECTRICAL
CHAPTER 4
ENGINE ELECTRICAL
ELECTRONIC CONTROL UNIT (ECU) . . ... . . .. . . .. . ... . ... . ... . ... . ... . . .. . ... . ... . .. . . ... . ... . ... . ... 4.2
ECU OPERATION OVERVIEW . ... . .. . . ... . ... . ... . ... . ... . .. . . .. . . ... . ... . ... . ... . .. . . .. . . .. . . ... . ... 4.2
ECU SERVICE . .. . . .. . . .. . . .. . . ... . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . 4.2
ECU REPLACEMENT . .. . . .. . . .. . . .. . . ... . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . ... . . .. . . .. . . .. . . 4.2
ADJUSTABLE SPEED LIMITING DEVICE (ASLD) - ABS MODELS . . . .. . . ... . ... . ... . ... . .. . . .. . . .. . . 4.4
ASLD OVERVIEW - ABS MODELS . . .. . . .. . . .. . . .. . ... . ... . ... . . .. . . .. . . .. . ... . ... . ... . ... . . .. . . .. . ... 4.4
CRANKSHAFT POSITION SENSOR (CPS) . . .. . . .. . ... . ... . ... . ... . . .. . . .. . ... . ... . .. . . ... . ... . . .. . ... 4.5
CPS OPERATION OVERVIEW. ... . ... . ... . . .. . . .. . . .. . ... . ... . ... . ... . . .. . . .. . . .. . ... . ... . ... . ... . . .. . 4.5
CPS TEST. . .. . . .. . . .. . . .. . . .. . ... . . .. . . .. . . .. . . .. . . .. . ... . ... . . .. . . .. . . .. . . .. . . .. . ... . ... . . .. . . .. . . .. . 4.5
CPS REPLACEMENT . . .. . . .. . ... . ... . ... . ... . . .. . . .. . ... . ... . ... . ... . ... . . .. . . .. . ... . ... . ... . ... . ... . 4.6
ELECTRONIC THROTTLE CONTROL (ETC) . . .. . . .. . . .. . . .. . ... . ... . . .. . . .. . . .. . . .. . ... . ... . ... . . .. . . 4.7
ETC OPERATION OVERVIEW.. . ... . ... . . .. . ... . ... . .. . . .. . . ... . ... . ... . ... . ... . .. . . .. . . ... . ... . ... . .. 4.7
ETC TEST.. . . .. . ... . ... . ... . ... . ... . . .. . . .. . ... . ... . ... . ... . ... . . .. . ... . ... . ... . ... . ... . ... . ... . ... . .. 4.7
ETC REPLACEMENT. . .. . . .. . . .. . . .. . ... . . .. . . .. . . .. . . .. . . .. . ... . ... . . .. . . .. . . .. . . .. . ... . ... . ... . . .. . . 4.7
ETC LEARN PROCEDURE . . ... . . .. . . .. . . .. . ... . ... . ... . ... . ... . . .. . ... . ... . ... . ... . ... . ... . ... . ... . .. 4.8
ACCELERATOR POSITION SENSOR (APS) . . . .. . . .. . . .. . . .. . ... . ... . ... . ... . . .. . . .. . ... . ... . ... . ... . . 4.9
APS OPERATION OVERVIEW.. . ... . . .. . . .. . ... . ... . ... . ... . ... . . .. . ... . ... . ... . ... . ... . ... . ... . ... . .. 4.9
APS TEST.. . . .. . ... . ... . ... . . .. . . .. . . .. . . .. . ... . ... . ... . . .. . . .. . . .. . ... . ... . ... . ... . . .. . . .. . ... . ... . .. 4.9
APS REPLACEMENT. . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . ... . . .. . . .. . . .. . . 4.9
HEATED OXYGEN SENSOR (O2) . . ... . ... . . .. . . .. . . .. . ... . ... . ... . ... . . .. . . .. . . .. . ... . ... . ... . ... . . ..4.10
O2 OPERATION OVERVIEW . . .. . . .. . ... . ... . ... . ... . ... . . .. . ... . ... . ... . ... . ... . ... . ... . ... . ... . .. . .4.10
O2 TEST . . .. . ... . ... . . .. . . .. . . .. . . .. . ... . ... . ... . . .. . . .. . . .. . ... . ... . ... . ... . . .. . . .. . ... . ... . ... . ... .4.10
O2 REPLACEMENT . ... . ... . .. . . .. . . .. . . .. . . .. . . ... . .. . . .. . . .. . . .. . . .. . . .. . . ... . .. . . .. . . .. . . .. . . .. . . .4.10
TEMP / MANIFOLD ABSOLUTE PRESSURE SENSOR (T-MAP) . ... . ... . ... . . .. . ... . ... . .. . . ... . ... 4.11
T-MAP OPERATION OVERVIEW . . .. . ... . ... . . .. . . .. . . .. . . .. . ... . ... . ... . . .. . . .. . . .. . ... . ... . ... . ... . 4.11
T-MAP TEST . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . ... . . .. . . .. . . .. . . .. . . .. . ... . ... . . .. . . .. . 4.11
T-MAP REPLACEMENT . . . .. . . .. . . .. . ... . ... . ... . . .. . . .. . . .. . ... . ... . ... . ... . . .. . . .. . ... . ... . ... . ... . 4.11
ENGINE COOLANT TEMPERATURE (ECT) SENSOR . . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . .4.12
ECT OPERATION OVERVIEW. . ... . .. . . ... . ... . ... . ... . ... . .. . . .. . . ... . ... . ... . ... . .. . . .. . . .. . . ... . ..4.12
ECT TEST.. . . .. . ... . ... . ... . ... . ... . . .. . . .. . ... . ... . ... . ... . ... . . .. . ... . ... . ... . ... . ... . ... . ... . ... . .4.12
ECT REPLACEMENT. . .. . . .. . . .. . . .. . ... . . .. . . .. . . .. . . .. . . .. . ... . ... . . .. . . .. . . .. . . .. . ... . ... . ... . . .. .4.12
IGNITION SYSTEM SERVICE ... . ... . .. . . ... . ... . . .. . ... . ... . .. . . .. . . ... . ... . ... . ... . .. . . .. . . .. . . ... . ..4.13
IGNITION SYSTEM OPERATION OVERVIEW . .. . . .. . . .. . . .. . ... . ... . . .. . . .. . . .. . . .. . ... . ... . ... . . .. .4.13
IGNITION COIL / HT LEAD REPLACEMENT . ... . ... . .. . . .. . . .. . . .. . . .. . . ... . ... . .. . . .. . . .. . . .. . . .. . . .4.13
IGNITION COIL TESTS . ... . ... . ... . . .. . . .. . . .. . . .. . ... . ... . ... . . .. . . .. . . .. . ... . ... . ... . ... . . .. . . .. . ..4.13
SPARK PLUG SERVICE . . .. . . .. . . ... . ... . ... . ... . .. . . .. . . .. . . .. . . ... . ... . .. . . .. . . .. . . .. . . .. . . ... . .. . .4.14

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