Subaru LEGACY 2006 Manual page 3692

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Step
1 CHECK INPUT SIGNAL OF BODY INTE-
GRATED UNIT USING SUBARU SELECT
MONITOR.
1) Turn the ignition switch to OFF.
2) Connect the Subaru Select Monitor to the
data link connector.
3) Turn the ignition switch and Subaru Select
Monitor to ON.
4) Depress the brake pedal.
5) Read the input signal of shift position from
Subaru Select Monitor.
<Ref. to LAN(diag)-12, OPERATION, Subaru
Select Monitor.>
2 CHECK INPUT SIGNAL OF BODY INTE-
GRATED UNIT USING SUBARU SELECT
MONITOR.
Read the input signal of stop light switch from
Subaru Select Monitor.
<Ref. to LAN(diag)-12, OPERATION, Subaru
Select Monitor.>
3 CHECK STOP LIGHT SWITCH.
Depress the brake pedal.
4 CHECK HARNESS BETWEEN STOP LIGHT
SWITCH AND BODY INTEGRATED UNIT.
1) Depress the brake pedal.
2) Measure the voltage between body inte-
grated unit and chassis ground.
Connector & terminal
(B281) No. 23 (+) — Chassis ground (–):
5 CHECK DTC OF BODY INTEGRATED UNIT.
Check DTC of body integrated unit.
<Ref. to LAN(diag)-25, OPERATION, Read
Diagnostic Trouble Code (DTC).>
6 CHECK SHIFT LOCK SOLENOID.
1) Turn the ignition switch to OFF.
2) Disconnect the connector of shift lock sole-
noid.
3) Connect the battery to connector terminal
of shift lock solenoid, and operate the solenoid.
Terminals
No. 3 (+) — No. 4 (–):
7 CHECK OPERATION.
1) Connect all the connectors.
2) Turn the ignition switch to ON. (Engine
OFF)
3) Shift the select lever to the "P" range.
4) Depress the brake pedal.
5) Shift the select lever from "P" range to "R"
range.
AT Shift Lock Control System
Check
Is "7" displayed?
Is "ON" displayed?
Does the stop light illuminate? Go to step 4.
Is the voltage more than 9 V?
Is DTC (B0106) displayed?
Is the shift lock solenoid oper-
ating properly?
Can the select lever shift from
"P" range to "R" range?
CS-15
CONTROL SYSTEMS
Yes No
Go to step 2. Check the inhibi-
tor switch, TCM
and body inte-
grated unit.
Go to step 5. Go to step 3.
Check the stop
light system.
Go to step 5. Repair the open or
short circuit of har-
ness between the
body integrated
unit and stop light
switch.
Repair or replace it Go to step 6.
according to the
DTC.
Go to step 7.
Replace the shift
lock solenoid.
A temporary poor Check the body
contact of connec- integrated unit.
tor or harness may
be the cause.