2005-2008 Honda ATV TRX500FA/FGA Fourtrax, Rubicon Factory Service Manual, Page 490Get this manual
HONDAMATIC
TROUBLESHOOTING
The connector location as shown on page 24-4 Perform inspection with the ignition switch turned OFF, unless otherwise specified Check the following before starting troubleshootingBattery voltage (12.3V or more) Fuses Relevant connectorscomponents for water or loose contact After troubleshooting, erase the problem code and test-drive the vehicle to be sure that the system is normal When connecting the ECM connector, be careful not to enter the dust and dirt into the connector inside
PROBLEM CODE 1: IGNITION PULSE GENERATOR SYSTEM
1Ignition Pulse Generator Connection Inspection Check for loose or poor contact on the ECM 21P (Black) connector'05, '06 shown: ECM 21P (BLACK) CONNECTOR