2005-2006 Honda ATV TRX500FE/FM/TM FourTrax Foreman Factory Service Manual, Page 416Get this manual
ELECTRIC SHIFT PROGRAM (ESPFE model) Problem Code 6: ECM Fail-Safe Circuit or Problem Code 7: ECM Voltage Convert Circuit 1ES System Failure Checking 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)- GO TO STEP 2
2Problem Code Check Check the number of blinks (problem code number)Does the gear position indicator blink other than or times? NO YESReplace the ECM with known-good one and troubleshoot again- Troubleshoot the problem code
Problem Code 10: Ignition Pulse Generator System 1ECM and Ignition Pulse Generator Connection Inspection Remove the front fender (page 3-9)Check the connection of the ECM and alternator connectorsAre all connections good? NO YESConnect the ECM andor alternator connector securely- GO TO STEP 2