1. ENGINE CONTROLERS Bosch Motronic Logic – Alpha N Diagnostics Open
CPS (Dominant)
TPS (Dominant)
Engine Coolant Temp
Barometric Pressure
Intake Air Temp
Programmable
Later Models
Diagnostics
Open
Short to Ground
Short to Power
Short to Signal

2. ENGINE CONTROLERS Bosch M-7 Logic – Speed Density Diagnostics Open
CPS (Dominant)
TPS
Engine Coolant Temp
Barometric Pressure – Manifold Absolute Pressure (Dominant)
Intake Air Temp
Programmable
Added Replacement Procedure
Added Idle Air Control (IAC)
Added CAN Bus
Added Starter Interlock
Changed Throttle Release Strategy
Diagnostics
Open
Short to Ground
Short to Power
Short to Signal
Added Output State Controls
Added Overheat Strategy
Added Plausibility DTC’s
Added Snapshot
Added Throttle Release DTC’s

3. ENGINE CONTROLERS Bosch M-17 Logic – Speed Density Diagnostics
CPS (Dominant)
TPS
Engine Coolant Temp
Barometric Pressure – Manifold Absolute Pressure (Dominant)
Intake Air Temp
Programmable
Replacement Procedure
Idle Air Control (IAC)
CAN Bus
Changed Starter Interlock
Throttle Release Strategy
Changed Sensor Voltage – 5.0 to 3.3 (On Some / Not All)
Changed AWD & Turf Mode Strategy
Diagnostics
Open
Short to Ground
Short to Power
Short to Signal
Output State Controls
Overheat Strategy
Plausibility DTC’s
More than M-7
Snapshot
Throttle Release DTC’s
Improved Data Screen Resolution
AWD & Turf DTC’s

4. ENGINE CONTROLERS Bosch ME-17 Logic – Speed Density Diagnostics
CPS (Dominant)
TPS
Added Pedal Position Unit
Changed Brake Pressure Switch Circuit
Changed Brake Pressure Switch Input
Engine Coolant Temp
Barometric Pressure – Manifold Absolute Pressure (Dominant)
Intake Air Temp
Programmable
Replacement Procedure
Deleted Idle Air Control (IAC)
Added Electronic Throttle Body
CAN Bus
Changed Starter Interlock
Throttle Release Strategy
Changed Sensor Voltage – 5.0 to 3.3 (On Some / Not All)
Changed AWD & Turf Mode Strategy
Diagnostics
Open
Short to Ground
Short to Power
Short to Signal
Output State Controls
Overheat Strategy
Plausibility DTC’s
ALOT More than M-17
Increased DTC’s from M-17
Snapshot
Throttle Release DTC’s
Improved Data Screen Resolution
AWD & Turf DTC’s

5. Single Bore Electric Throttle Body

6. Dual Bore Electric Throttle Body

7. P150B -- This Trouble Code Sets if Both Throttle Position Sensors Fail the Self-Test. Can be set by a Faulty Electronic Throttle Control Assembly.

8. P153E -- This Trouble Code Sets if the Brake Switch Signals Do Not Agree with Each Other. Can be caused by a Faulty Brake Switches, an Open Ground Circuit or Damaged Wiring/Connections.

9. P This Trouble Code Sets if the Cooling Fan Driver Circuit is Shorted to Ground. Can be caused by Damaged Wiring/Connection, a Faulty Cooling Fan Relay or ECU

10. P This Trouble Code Sets if the Cooling Fan Driver Circuit is Open. Can be caused by Damaged Wiring/Connections, a Faulty Cooling Fan Relay or ECU

11. P Indicates that the Cooling Fan Relay Driver Circuit is Shorted to Battery Voltage. Can be caused by a Faulty Coolant Fan Relay, Damaged Wiring or Connector Terminals or a Faulty ECU/Connections

12. P This Trouble Code sets if the Reference Mark (Missing Tooth) in the Crankshaft Sensor Signal is Missing. Can be caused by Damaged Wiring/Connections, a Faulty Crankshaft Sensor or ECU.

13. P16A2 -- This Trouble Code Sets if the ECU 3
P16A This Trouble Code Sets if the ECU 3.3-Volt Supply Circuit Voltage is Too High. Can be set by Damaged Wiring/Connections or ECU

14. P16A1 -- This Trouble Code Sets if the ECU 3
P16A This Trouble Code Sets if the ECU 3.3-Volt Supply Circuit Voltage is Too Low. Can be set by Damaged Wiring/Connections or ECU

15. P16A This Trouble Code Sets if the ECU 5-Volt Supply Circuit Voltage is Too High. Can be set by Damaged Wiring/Connections or ECU

16. P16A This Trouble Code Sets if the ECU 5-Volt Supply Circuit Voltage is Too Low. Can be set by Damaged Wiring/Connections or ECU

17. P0601 -- This code indicates that an internal memory failure has occurred in the Engine Controller.

18. P1540 -- This Trouble Code sets if and Internal Failure is Detected in the Engine Controller Module.

19. P1541 -- This Trouble Code sets if and Internal Failure is Detected in the Engine Controller Module.

20. P1542 -- This Trouble Code sets if and Internal Failure is Detected in the Engine Controller Module.

21. P1543 -- This Trouble Code sets if and Internal Failure is Detected in the Engine Controller Module.

22. P17AA -- This Trouble Code Sets if ECU Output Supply Voltage 3 (5
P17AA -- This Trouble Code Sets if ECU Output Supply Voltage 3 (5.0V) is Shorted to Battery Voltage. Can be caused by Damaged Wiring or Faulty ECU/Connections.

23. P17AB -- This Trouble Code Sets if ECU Output Supply Voltage 3 (5
P17AB -- This Trouble Code Sets if ECU Output Supply Voltage 3 (5.0V) is Shorted to Ground. Can be caused by Damaged Wiring or Faulty ECU/Connections.

24. P This Trouble Code sets if the Engine Temperature indicates a Severe Over Temperature Condition. Can be caused by any failure that would cause the engine to overheat. This Trouble Code Does Not indicate a problem with the Engine Temperature Sensor or Circuit.

25. P121D -- This Trouble Code Indicates an Internal Fault in the Engine Control Module. Contact Polaris Technical Support for Further Information.

26. P This Trouble Code sets if the Engine Temperature indicates a Critical Over Temperature Condition and the engine is running in a limp-home mode to prevent damage. Can be caused by any failure that would cause the engine to overheat. This Trouble Code Does Not indicate a problem with the Engine Temperature Sensor or Circuit.

27. P This Trouble Code Sets if the Engine Temperature Circuit is Open or Shorted to Battery Voltage. Can be caused by Damaged Wiring/Connections, a Faulty Engine Temperature Sensor or ECU

28. P This Trouble Code Sets if the Engine Temperature Circuit is Shorted to Ground. Can be caused by Damaged Wiring/Connections, a Faulty Engine Temperature Sensor or ECU

29. P This Trouble Code Sets if the Engine Temperature Signal is Outside an Acceptable Range but not Shorted High or Low. Can be caused by Damaged Wiring/Connections, a Faulty Engine Temperature Sensor or ECU.

30. P This Trouble Code Sets if the Accelerator Position Sensors Output Signals Do Not Agree with Each Other. Can be caused by a Faulty Accelerator Position Sensor Assembly, an Open Ground Circuit or Damaged Wiring/Connections.

31. P This Trouble Code indicates the Gear Switch Signal Voltage is Outside an Acceptable Range. Can be caused by Damaged Wiring or Connectors in the Gear Switch Circuit, a Damaged Switch, Resistor Pack or Faulty ECU /Connections. NOTE: This Trouble Code may also set if the Gear Selector is held in-between gear positions or moved very slowly from one gear to another.

32. P This Trouble Code indicates the Gear Switch Signal Voltage is Below the Minimum Acceptable Voltage. Can be caused by Damaged Wiring or Connectors in the Gear Switch Circuit, a Damaged Switch or Faulty ECU /Connections.

33. P This Trouble Code indicates the Rear Differential Lock Control Circuit is Shorted to Ground. Can be caused by Damaged Wiring or Connectors, a Faulty Rear Differential Lock Solenoid or ECU/Connections.

34. P This Trouble Code indicates the Rear Differential Lock Control Circuit is Open. Can be caused by Damaged Wiring or Connectors, a Faulty Rear Differential Lock Solenoid or ECU/Connections.

35. P This Trouble Code indicates the Rear Differential Lock Control Circuit is Shorted to Voltage. Can be caused by Damaged Wiring or Connectors, a Faulty Rear Differential Lock Solenoid or ECU/Connections.

36. C106D -- This Trouble Code is an Internal Error of the Electric Power Steering Unit. Can only be caused by a faulty Electric Power Steering Unit.

37. C106E -- This Trouble Code is an Internal Error of the Electric Power Steering Unit. Can only be caused by a faulty Electric Power Steering Unit.

38. P This Trouble Code Sets if the System Voltage goes Above an Allowable Limit. Can be caused by Damaged Wiring/Connections or a Faulty Stator/Regulator

39. P This Trouble Code Sets if the System Voltage is Too Low after the Engine has been Running for a Specific Period of Time. Can be caused by Damaged Wiring/Connections or a Faulty Stator/Regulator

40. P151D -- This Trouble Code sets if and Internal Failure is Detected in the Electronic Throttle Body Assembly.

41. P151E -- This Trouble Code sets if and Internal Failure is Detected in the Electronic Throttle Body Assembly.

42. P152C -- This Trouble Code sets if and Internal Failure is Detected in the Electronic Throttle Body Assembly.

43. P152A -- This Trouble Code sets if and Internal Failure is Detected in the Electronic Throttle Body Assembly.

44. P152D -- This Trouble Code sets if and Internal Failure is Detected in the Electronic Throttle Body Assembly.

45. P152F -- This Trouble Code sets if and Internal Failure is Detected in the Electronic Throttle Body Assembly.

46. P152E -- This Trouble Code sets if and Internal Failure is Detected in the Electronic Throttle Body Assembly.

47. P153F -- This Trouble Code sets if and Internal Failure is Detected in the Electronic Throttle Body Assembly.

48. P150D -- This Trouble Code sets if and Internal Failure is Detected in the Electronic Throttle Body Assembly.

49. P150E -- This Trouble Code sets if and Internal Failure is Detected in the Electronic Throttle Body Assembly.

50. P151A -- This Trouble Code sets if and Internal Failure is Detected in the Electronic Throttle Body Assembly.

51. P151B -- This Trouble Code sets if and Internal Failure is Detected in the Electronic Throttle Body Assembly.

52. P152B -- This Trouble Code sets if and Internal Failure is Detected in the Electronic Throttle Body Assembly.

53. P151C -- This Trouble Code sets if and Internal Failure is Detected in the Electronic Throttle Body Assembly.

54. P This Trouble Code Sets if the Throttle Pedal Sensor 1 Signal is Out of Range. Can be caused by damaged wiring, a faulty Throttle Pedal Position Sensor or Faulty ECU/Connections.

55. P This Trouble Code Sets if the Throttle Pedal Sensor 1 Signal is Shorted to Battery Voltage. Can be caused by damaged wiring, a faulty Throttle Pedal Position Sensor or Faulty ECU/Connections.

56. P This Trouble Code Sets if the Throttle Pedal Sensor 1 Signal is Shorted to Ground. Can be caused by damaged wiring, a faulty Throttle Pedal Position Sensor or Faulty ECU/Connections.

57. P This Trouble Code Sets if the Throttle Pedal Sensor 2 Signal is Out of Range. Can be caused by damaged wiring, a faulty Throttle Pedal Position Sensor or Faulty ECU/Connections.

58. P This Trouble Code Sets if the Throttle Pedal Sensor 2 Signal is Shorted to Battery Voltage. Can be caused by damaged wiring, a faulty Throttle Pedal Position Sensor or Faulty ECU/Connections.

59. P This Trouble Code Sets if the Throttle Pedal Sensor 2 Signal is Shorted to Ground. Can be caused by damaged wiring, a faulty Throttle Pedal Position Sensor or Faulty ECU/Connections.

60. P150A -- This Trouble Code Sets if the Accelerator and Brake are Simultaneously Pressed for More than a Second.

61. P0121 -- This Trouble Code Sets if the TPS 1 Signal is Out of Range
P This Trouble Code Sets if the TPS 1 Signal is Out of Range. Can be caused by damaged wiring, a faulty Throttle Position Sensor or Faulty ECU/Connections.

62. P This Trouble Code Sets if the TPS 1 Signal Voltage is Too High (circuit is shorted to battery voltage or ground circuit is open). Can be caused by damaged wiring, a faulty Throttle Position Sensor, an open TPS ground circuit between the ECU and TPS or Faulty ECU/Connections.

63. P This Trouble Code Sets if the TPS 1 Signal Voltage is Too Low (circuit is open or shorted to ground). Can be caused by damaged wiring, a faulty Throttle Position Sensor or Faulty ECU/Connections.

64. P0221 -- This Trouble Code Sets if the TPS 2 Signal is Out of Range
P This Trouble Code Sets if the TPS 2 Signal is Out of Range. Can be caused by damaged wiring, a faulty Throttle Position Sensor or Faulty ECU/Connections.

65. P This Trouble Code Sets if the TPS 2 Signal Voltage is Too High (circuit is shorted to battery voltage or ground circuit is open). Can be caused by damaged wiring, a faulty Throttle Position Sensor, an open TPS ground circuit between the ECU and TPS or Faulty ECU/Connections.

66. P This Trouble Code Sets if the TPS 2 Signal Voltage is Too Low (circuit is open or shorted to ground). Can be caused by damaged wiring, a faulty Throttle Position Sensor or Faulty ECU/Connections.

67. P150C -- This Trouble Code Sets if the Two Throttle Position Sensors have Mismatching Values. Can be set by Damaged Wiring/Connections or Faulty Electronic Throttle Control Assembly.

68. P This Trouble Code Sets if the Vehicle Speed Signal is intermittent or missing. Can be caused by Damaged Wiring/Connections or a Faulty/Loose Vehicle Speed Sensor