2005-2006 Honda ATV TRX500FE/FM/TM FourTrax Foreman Factory Service Manual, Page 410Get this manual
ELECTRIC SHIFT PROGRAM (ESPFE model) Problem Code 1: ECM (writing and recording circuit) 1ECM Inspection Erase the problem codes from the ECM (page 22-4)Check the ES system failure (the gear position indicator blinks) when turning the ignition switch from OFF to ONDoes the gear position indicator blink? NO YESNo problem (temporary failure)- Replace the ECM with new one and troubleshoot again
Problem Code 2: ES Switch System (Up and Down) 1ECM and Inspection Gearshift Switch Connection
Remove the front fender (page 3-9)Check the connections of the ECM and handlebar switch connectorsAre all connections OK? NO YESConnect the ECM andor switch connector securely- GO TO STEP 2handlebar