Honda EU65is Service Manual page 66

cap.02 EU65is 6500is (Eu).qxd 07.12.17 4:25 PM ページ2-19
E-03
(Engine temperature sensor failure)
Check the engine temperature sensor (P. 13-5).
Check the harness connecting the engine temperature sensor
and GCU for open or short circuit and for proper connection.
Wire harness check points
ENGINE WIRE
HARNESS
Y/Bl
Y/R
C46 C45
ENGINE
TEMPERATURE
Viewed from terminal side
SENSOR
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).
2-19
Normal
CONTROL WIRE HARNESS
GCU
Y/Bl
Y/R
GCU
Bl: BLACK
Y: YELLOW
R: RED
Normal
Abnormal
Replace the engine temperature
sensor (P. 13-1).
Abnormal
Replace or repair the engine wire
harness and/or control wire
harness.