EU-126
Date Revised: November 2021 (PSV52522-T)
© 1998-2021 American Honda Motor Co., Inc.—All Rights Reserved
EU M
o
dels
GCU INSPECTION
Remove the GCU.
Visually inspect the circuit board on the back side of the GCU for any
discolored spots, deterioration, contamination, or deformed capacitors.
Check for continuity between the terminals.
Symptom
Inspection terminals
Standard
i-Monitor does not display
Between the connector
No.1, No.3 and No.5
No continuity
No spark at spark plug
Between the connector
No.3 and connector
No.1
No continuity
Between the connector
No.1, No.3 and No.5
No continuity
Push the starter switch but starter motor does not
turn
Between the connector
No.3 and No.29
720 – 880
Ω
Throttle control motor does not move
Between the connector
No.14, No.15, No.16
and No.17
No continuity
Starter motor turns at the main switch turned ON
Between the connector
No.7 and No.9
No continuity
E-06 is displayed by engine starts
Between the connector
No.1, No.3 and No.5
No continuity
INSPECT FOR
DAMAGE