1997-2004 Honda Fourtrax Recon TRX250TE/TM Service Manual, Page 339Get this manual
ELECTRIC SHIFT PROGRAM (After 2001: TE model)
Connect the ECU connector (22PBtack) and angle sensor connector (3P)
Abnormal Replace the ECU with new one and troubleshoot again
With the ignition switch "ON", measure the voltage between the BlackRed and the Blue' Green terminalsELECTRONIC
CONTROL UNIT
22P CONNECTOR
CONNECTION: BlackRed+- BlueGreen (- STANDARD: 4.15- 5.25 V
Turn the ignition switch "OFF"0 IAbnormal Faulty angle sensor Disconnect the ECU connector (22 P Black) Measure the resistance between the YellowlBlue and Blue Green terminals of the wire harness side while shifting through all the gears (1st, 2nd, 3rd4th, 5th, Reversel