Polaris 850 PRO-RMK 155 2.6" QD 2021, Manual

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9850060 R02 - 2020-2021 850 AXYS™ Long Track Snowmobile Service Manual
© Copyright Polaris Inc.
E-VES DIAGNOSTIC TROUBLE CODES (DTCS)
SPN = SUSPECT PARAMETER NUMBER / FMI = FAILURE MODE INDICATOR
TROUBLE CODE SPN FMI P-CODE FAULT CONDITION
EV Position
520178
16 P2627
EV
Actuator
Position
High in
Open
Position
This Trouble Code sets if the Exhaust Valve
Actuator Position is greater than 80.0% when
trying to achieve Open position This can be
caused by a faulty Exhaust Valve Actuator,
Broken Cable or Broken Exhaust Valve Assembly
18 P2628
EV
Actuator
Position
Low in
Open
Position
This Trouble Code sets if the Exhaust Valve
Actuator Position is less than 70.0% when trying
to achieve Open position This can be caused by
a faulty Exhaust Valve Actuator, Broken Cable or
Broken Exhaust Valve Assembly
520179
16 P2629
EV
Actuator
Position
High in
Mid
Position
This Trouble Code sets if the Exhaust Valve
Actuator Position is greater than 55.0% when
trying to achieve Mid position This can be caused
by a faulty Exhaust Valve Actuator, Broken Cable
or Broken Exhaust Valve Assembly
18 P2630
EV
Actuator
Position
Low in Mid
Position
This Trouble Code sets if the Exhaust Valve
Actuator Position is less than 45.0% when trying
to achieve Mid position This can be caused by a
faulty Exhaust Valve Actuator, Broken Cable or
Broken Exhaust Valve Assembly
520180
16 P2631
EV
Actuator
Position
High in
Closed
Position
This Trouble Code sets if the Exhaust Valve
Actuator Position is greater than 30.0% when
trying to achieve Closed position This can be
caused by a faulty Exhaust Valve Actuator,
Broken Cable or Broken Exhaust Valve Assembly
18 P2632
EV
Actuator
Position
Low in
Closed
Position
This Trouble Code sets if the Exhaust Valve
Actuator Position is less than 20.2% when trying
to achieve Closed position This can be caused by
a faulty Exhaust Valve Actuator, Broken Cable or
Broken Exhaust Valve Assembly
EV Position Faults
520325 31 P140A
Exhaust
Valve
Position
Out of
Range
(Open)
This Trouble Code sets if: Valve UP position
voltage out of range. Check the following:
• Measure cable travel length
• Verify smooth valve operation by operating the
cable by hand through its full travel
• Relearn EV If no problem
520326 31 P140B
Exhaust
Valve
Position
Out of
Range
(Mid)
This Trouble Code sets if: Valve MID position
voltage out of range Check the following:
• Measure cable travel length
• Verify smooth valve operation by operating the
cable by hand through its full travel
• Relearn EV If no problem
ENGINE / COOLING / EXHAUST