2006-2008 Yamaha Snowmobiles Apex/Attak Factory Service Manual, Page 407Get this manual

2006-2008 Yamaha Snowmobiles Apex/Attak Factory Service Manual, Page 407

FUEL INJECTION SYSTEM Fault code No16 Symptom Stuck throttle position sensor detectedUsed diagnostic code No01 (throttle
item and countermeasure Reinstatement cause method Defective atmospheric pressure sensor Execute the diagnostic mode (Code
No.02)Reinstated by Replace if defectiveturning the main Refer to "Fault code No.23"switch ON2 Defective intake air pressure
sensor Execute the diagnostic mode (Code No.03)Replace if defectiveRefer to "Fault code No.13"Fault code No21 Symptom Open
or short circuit is detected from the coolant temperature sensorUsed diagnostic code No06 (coolant temperature sensor) Order
Inspection operation item and probable Operation item and countermeasure Reinstatement cause method Connected condition of
connector If there is malfunction, repair it and connect it Reinstated by Inspect the coupler for any pins that securelyturning
the main may have pulled outCoolant temperature sensor coupler switch ONCheck the locking condition of the Main wiring harness