Subaru Legacy IV (2008 year). Service manual — part 1003
AB-25
Roll Connector
AIRBAG SYSTEM
13.Roll Connector
A: REMOVAL
1) Turn the ignition switch to OFF.
2) Disconnect the ground cable from battery and
wait for at least 20 seconds before starting work.
3) Remove the driver’s airbag module. <Ref. to AB-
14, REMOVAL, Driver’s Airbag Module.>
4) Remove the steering wheel. <Ref. to PS-13, RE-
MOVAL, Steering Wheel.>
5) Remove the steering column cover.
6) Remove the screws, and then remove the roll
connector.
B: INSTALLATION
1) Install in the reverse order of removal.
2) Before installing the steering wheel, be sure to
adjust the direction of roll connector with steering.
<Ref. to AB-25, ADJUSTMENT, Roll Connector.>
C: INSPECTION
Check for the following, and replace the damaged
parts with new parts.
Combination switch and roll connector are cracked
or deformed.
D: ADJUSTMENT
1) Check that front wheels are positioned in straight
ahead direction.
2) Turn the roll connector pin (A) clockwise until it
stops.
3) Turn the roll connector pins (A) approx. 3.25
turns in the counterclockwise direction until “
”
marks are aligned.
AB-00760
AB-00594
(A)
AB-26
Roll Connector
AIRBAG SYSTEM
AB(diag)-2
Basic Diagnostic Procedure
AIRBAG SYSTEM (DIAGNOSTICS)
1. Basic Diagnostic Procedure
A: PROCEDURE
Step
Check
Yes
No
1
CHECK WARNING LIGHT.
Check whether the airbag warning light in the
combination meter is lit.
Does the airbag warning light
illuminate?
Go to step 2.
Perform the diag-
nosis according to
phenomenon of
the problem.
2
READ DTC.
1) Turn the ignition switch to OFF.
2) Connect the Subaru Select Monitor to data
link connector.
3) Turn the ignition switch to ON and run the
Subaru Select Monitor.
4) Read the DTC. <Ref. to AB(diag)-29,
OPERATION, Read Diagnostic Trouble Code
(DTC).>
NOTE:
If the communication function of the Subaru Se-
lect Monitor cannot be executed normally,
check the communication circuit. <Ref. to
AB(diag)-26, COMMUNICATION FOR INI-
TIALIZING IMPOSSIBLE, INSPECTION, Sub-
aru Select Monitor.>
5) Record all DTCs and freeze frame data.
Is DTC displayed?
Go to step 3.
Go to “Airbag
warning light fail-
ure”<Ref. to
AB(diag)-33, Air-
bag Warning Light
Failure.>.
3
PERFORM DIAGNOSIS.
1) Determine the possible cause “List of Diag-
nostic Trouble Code (DTC)”<Ref. to AB(diag)-
38, List of Diagnostic Trouble Code (DTC).>.
2) Inspect the DTC using “List of Diagnostic
Trouble Code (DTC)”.
3) Repair the trouble cause.
4) Perform the Clear Memory Mode. <Ref. to
AB(diag)-31, Clear Memory Mode.>
5) Perform the Inspection Mode. <Ref. to
AB(diag)-30, Inspection Mode.>
6) Read any other DTCs displayed.
Is DTC displayed?
Perform the proce-
dure 1) to 5) in step
3.
Finish the diagno-
sis.
AB(diag)-3
Check List for Interview
AIRBAG SYSTEM (DIAGNOSTICS)
2. Check List for Interview
A: CHECK
Customer’s Name
Inspector’s Name
Date Vehicle Brought in
/
/
Registration No.
Odometer Reading
km
miles
V.I.N.
Date Problem Occurred
/
/
Registration Year
/
/
Weather
Fine
Cloudy
Rainy
Snowy
Others:
Temperature
°C (
°F)
Road Condition
Flat road
Uphill
Downhill
Gravel road
Others:
Vehicle Operation
Starting
Idling
Driving
Constant speed
Accelerating
Decelerating
Turning
Others:
Details of Problem
Airbag Warning Light Opera-
tion
Normal (After turning the ignition switch to ON, lit for approximately 6 seconds and goes off.)
Remains ON
Remains OFF
DTC output
OK code
DTC: (Code:
)
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