2004-2006 Honda FourTrax Rancher TRX350TE/TM/FE/FM Service Manual, Page 404Get this manual
ELECTRIC SHIFT PROGRAM (ESP: TEFE model) 5Combination Meter Ground Circuit Continuity Inspection Check for continuity of the Whitepink wire at meter connector and body -
Is there continuity?
YESGO TO STEP 6l?""
6Combination Meter Ground Circuit Inspection
Connect the ECU connectorCheck for continuity between the White pink wire of the combination meter terminal and body ground with the ignition switch turned toON "
Is there continuity?
NO YESGO TO STEP 7- Replace the ECU with new one and troubleshoot again
7Combination Meter Inspection
Inspect combination meter (page 21 -14)