Subaru 1600 Service Manual page 202

Trouble code 41
Disconnect V
Isw
(I)
connector.
NO
E/GOFF
Check if
resistance between
check connector's
V/sw
(I) tenninal
(R/Y)
and ground
tenninal for control
(8/R) is below
Ion.
NO
II
Replace ECM.
YES
YES
EMISSION CONTROL SYSTEM
V
Isw
(I)(R/Y)
circuit harness
short-circuited.
Replace.
,...,
NO
Check vacuum hose line.
r-
X
YES