2006-2009 Honda TRX680 (TRX 680 FA-FGA) Factory Service Manual, Page 141Get this manual
FUEL SYSTEM (PGM-FI) 2TP Sensor Inspection
Check that the TP sensor voltage is increasing continuously when moving the throttle from fully closed to fully opened using the data list menu
Is the VO!tHgB increasing continuously? YES _Intermittent failure Loose or poor contact on the MAPfTP sensor connectorFaulty TP sensor
3TP Sensor Resistance Inspection
Turn the ignition switch OFFDisconnect the MAPITP sensor 5P (Black) conMAPfTP SENSOR 5P (BLACK) CONNECTOR (Sensor side of male terminal)
nectorMeasure the resistance at the TP sensor side terminals
Connection: BrownGreenred
Is the resistance within 1.03.0 ktl
YESGOTO STEP 4NOFaulty TP sensor
4TP Sensor Input Voltage Inspection