2005-2008 Honda ATV TRX500FA/FGA Fourtrax, Rubicon Factory Service Manual, Page 486Get this manual
HONDAMATIC
BEFORE STARTING TROUBLESHOOTING
SELF-DIAGNOSTIC FUNCTION
OUTLINE The engine control module (ECM) that controls the Hondamatic system has self-diagnostic function to constantly monitor the systemThe ECM checks the condition of the Hondamatic system by detecting the signals from each sensor, switch and control motor when the ignition switch is ON and during driving When the ECM detects problem, it indicates the problem by blinking "" at the gear position indicatorNote how many times indicator blinking, determine the detection item (page 24-11) and perform the troubleshooting (page 24-12) Only one current problem code will be indicated even if two or more problems occur Once the ECM detects problem, it stores the problem code in the erasable memoryIt can be indicated as freeze code by retrieval of problem code (page 24-9) The shift function can be reset by turning the ignition switch OFF and ON, but the shift control stops when the ECM detects the problem again After performing troubleshooting (including initial setting; 24-6), erase the problem code(s) and test-drive the vehicle to be sure that the problem(s) hashave been repairedGEAR POSITION INDICATOR