Subaru IMPREZA GD 2007 Series Manual page 3069

asieps_tobira_IM_US.book 34 ページ ２０１２年１月１７日 火曜日 午後３時４８分
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
MANUAL TRANSMISSION AND DIFFERENTIAL (DIAGNOSTICS)
Step
1 CHECK DTC.
2 CHECK DRIVER'S CONTROL CENTER DIF-
FERENTIAL CONTROL MODULE.
1) Turn the ignition switch to OFF.
2) Connect the Subaru Select Monitor to the
data link connector.
3) Turn the ignition switch and the run the Sub-
aru Select Monitor.
4) Read the data of "Stop Light Switch" using
the Subaru Select Monitor.
3 CHECK DRIVER'S CONTROL CENTER DIF-
FERENTIAL CONTROL MODULE.
1) Step on the brake pedal and hold.
2) Read the data of "Stop Light Switch" using
the Subaru Select Monitor.
4 CHECK DRIVER'S CONTROL CENTER DIF-
FERENTIAL CONTROL MODULE INPUT
SIGNAL.
1) Turn the ignition switch to OFF.
2) Disconnect the harness connector of the
driver's control center differential control mod-
ule.
3) Depress the brake pedal.
4) Measure the voltage between the driver's
control center differential control module and
chassis ground.
Connector & terminal
(B380) No. 4 (+) — Chassis ground (–):
Check
Is the stop light switch DTC dis-
played in the ABS self diagno-
sis test mode?
Is data "OFF"?
Is data "ON"?
Is the voltage 8 V or more?
6MT(diag)-34
Yes No
Inspect according Go to step 2.
to the DTC of the
ABS.
Go to step 3. Replace the
driver's control
center differential
control module.
Go to step 4.
The stop light
switch is currently
normal. A tempo-
rary poor contact of
connector or har-
ness may be the
cause. Repair the
harness or con-
nector between the
driver's control
center differential
control module and
stop light switch.
Repair the poor Repair the harness
contact of harness. open circuit
between the
driver's control
center differential
control module and
the stop light
switch.