Subaru IMPREZA 2004 Service Manual page 368

ENGINE (DIAGNOSTICS)
Step
8 CHECK INHIBITOR SWITCH.
1)Place the select lever in the "P" or "N" range.
2)Measure the resistance between inhibitor
switch terminals.
Connector & terminal
(T3) No. 11 — No. 12:
Diagnostics for Engine Starting Failure
Is the resistance less than 1
Ω?
EN(H4SO)(diag)-62
Check
Repair open or
ground short cir-
cuit in harness
between inhibitor
switch and starter
motor.
Yes No
Replace the inhibi-
tor switch. <Ref. to
4AT-52, Inhibitor
Switch.>