Nytro Codes
1 Throttle angle Displays the throttle angle. 0 ~ 125 degrees
• Check with throttle fully closed. • Fully closed position (15 ~ 18)
• Check with throttle fully open. • Fully open position (94 ~ 100)
3 Intake air pressure sensor 1 • Not cranking: atmospheric press.
Displays the intake air press. for all cylinders • Cranking: Less than atm. press.
4 Intake air pressure sensor 2 • Not cranking: atmospheric press.
Displays the intake air press. for cylinder #1 • Cranking: Less than atm. press.
5 Intake air temperature • Check the temperature in the air filter case.
Displays the intake air temperature. Compare it to the value displayed on the meter.
6 Coolant temperature • Check the temperature of the coolant.
Displays the coolant temperature. Compare it to the value displayed on the meter.
7 Snowmobile speed pulse (0 ~ 999; resets to 0 after 999)
Displays the cumulative number of snowmobile OK if the numbers appear on the meter.
pulses that are generated when the track is spun.
9 Fuel system voltage (battery voltage) Displays the fuel system voltage. 0 ~ 18.7 V
Normally, approximately 12.0 V
24 Throttle switch Throttle open: on
Displays that the switch is on or off. Throttle closed: off
26 Grip warmer operation. If the grip warmer switch is pushed, actuates the grip warmer.
27 Thumb warmer operation. If the grip warmer switch is pushed, actuates the thumb warmer.
30 Cylinder-#1 ignition coil. If the grip warmer switch is After pushing the switch, check that a spark
pushed, actuates the cylinder-#1 ignition coil. is produced five times.
31 Cylinder-#2 ignition coil. If the grip warmer switch is After pushing the switch, check that a spark
pushed, actuates the cylinder-#2 ignition coil. is produced five times.
32 Cylinder-#3 ignition coil. If the grip warmer switch is After pushing the switch, check that a spark
pushed, actuates the cylinder-#3 ignition coil. is produced five times.
36 Injector #1. If the grip warmer switch is pushed, After pushing the switch, check that the injector
actuates injector #1. operates five times by listening to its sound.
37 Injector #2. If the grip warmer switch is pushed, After pushing the switch, check that the injector
actuates injector #2. operates five times by listening to its sound.
38 Injector #3. If the grip warmer switch is pushed, After pushing the switch, check that the injector
actuates injector #3. operates five times by listening to its sound.
50 Fuel injection system relay. If the grip warmer After pushing the switch, check that the fuel
switch is pushed, actuates the fuel injection relay. injection system relay operates five times by
listening to its operating sound.
51 Radiator fan motor relay. If the grip warmer switch After pushing the switch, check that the radiator
is pushed, actuates the radiator fan motor relay. fan motor relay operates by listening to its sound
(At that time, the fan motor rotates.)
52 Headlight relay. If the grip warmer switch is pushed, After pushing the switch, check that the headlight
actuates the headlight relay. relay operates by listening to its operating sound.
(At that time, the headlight and taillight come on.)
54 ISC (idle speed control) unit. If the grip warmer After pushing the switch, check that the ISC unit
switch is pushed, actuates the ISC valve fully vibrates. The ISC vibrates when the ISC valve
closes/opens. operates.
60 EEPROM fault code display. Displays the cylinder (01 ~ 03) Displays the cylinder
number if an error is detected in the EEPROM CO number.
adjustment value for the cylinder as fault 44. (00) Displays when there is no
• If multiple cylinders are defective, the display malfunction.
alternates every 2 seconds.
61 Malfunction history code. Displays the code# of 12 ~ 85
past malfunctions. (00) Displays when there is no malfunction.
62 Malfunction history code erasure. Displays the 00 ~ 23
total# of codes. Erases when grip warmer switch (00) Displays when there is no malfunction.
is pushed.
70 Control number. Displays the program control#. 00 ~ 255