Subaru Impreza 2003, Service Manual

Page: 639 / 3610

EN(H4SO)-227
ENGINE (DIAGNOSTICS)
DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
7 CHECK INHIBITOR SWITCH GROUND LINE.
Measure the resistance of harness between
inhibitor switch connector and engine ground.
Connector & terminal
(T7) No. 7 — Engine ground:
Is the resistance less than 5
Ω
?
Go to step 8. Repair open circuit
in harness
between inhibitor
switch connector
and starter motor
ground line.
NOTE:
In this case, repair
the following:
• Open circuit in
harness between
inhibitor switch
connector and
starter motor
ground line
• Poor contact in
starter motor con-
nector
• Poor contact in
starter motor
ground
• Starter motor
8 CHECK INHIBITOR SWITCH.
Measure the resistance between inhibitor
switch connector receptacle's terminals in
select lever “N” and “P” ranges.
Terminals
No. 7 — No. 12:
Is the resistance less than 1
Ω
?
Go to step 9. Replace the inhibi-
tor switch. <Ref. to
4AT-48, Inhibitor
Switch.>
9 CHECK SELECTOR CABLE CONNECTION. Is there any fault in selector
cable connection to inhibitor
switch? Repair selector
cable connection.
<Ref. to CS-14,
INSPECTION,
Select Cable.> Contact with SUB-
ARU distributor
service.
NOTE:
Inspection by DTM
is required, be-
cause probable
cause is deteriora-
tion of multiple
parts.
Step Check Yes No