Honda EU65is Service Manual page 67

cap.02 EU65is 6500is (Eu).qxd 07.12.17 4:25 PM ページ2-20
E-04
(Governor function failure)
Check the throttle control motor (P. 4-10).
Check the harness connecting the throttle control motor and
inverter unit for open or short circuit and for proper
connection.
Wire harness check points
THROTTLE
CONTROL
MOTOR
Check the harness connecting the inverter unit and GCU for
open or short circuit and for proper connection.
Wire harness check points
INVERTER
UNIT
Check the inverter unit, replace if necessary (P. 6-2).
After replacing the inverter unit, turn the ignition switch OFF
and then restart the engine and check the error code. If the
same error occurs, replace the GCU (P. 6-6).
Normal
ENGINE WIRE HARNESS
Bu
Y
INVERTER
UNIT
R
W
Viewed from terminal side
Normal
CONTROL WIRE HARNESS
O/Y
O/W
O/Bu
O/G
Viewed from terminal side
Normal
Abnormal
Abnormal
Y: YELLOW
Bu: BLUE
R: RED
W: WHITE
Abnormal
Y: YELLOW
Bu: BLUE
G: GREEN
W: WHITE
O: ORANGE
GCU
Replace the throttle control
motor (P. 4-6).
Replace or repair the engine wire
harness.
Replace or repair the control wire
harness.
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