2006-2009 Honda TRX680 (TRX 680 FA-FGA) Factory Service Manual, Page 134Get this manual
FUEL SYSTEM IPGM-FI)
DTC TROUBLESHOOTING
OTe 1-' (MAP SENSOR LOW VOLTAGE)
1MAPSensor System Inspection
Turn the ignition switch ON and engine stop switch "0"Check the MAP sensor with the HDS pocket
testerIs about indicated?
YESGO TO STEP 2
- Intermittent failure Loose or poor contact on the MAP sensor connector
2MAPSensor Input Voltage Inspection
Remove the fuel tank left side (page 3-6)Turn the ignition switch OFFDisconnect the MAPITP sensor 5P (Black) conMAPITP SENSOR 5P (BLACK) CONNECTOR (Wire side of female terminal)
nectorTurn the ignition switch ON and engine stop switch "0"Measure the voltage at the wire harness side
Connection: Brown (+)Greenred Is the voltage within 4.755.25V7