Subaru IMPREZA GD 2007 Series Manual page 3094

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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
L: DTC 24 CHECK CENTER DIFFERENTIAL CONTROL DIAL
DIAGNOSIS:
Open or short in the center differential control dial circuit.
TROUBLE SYMPTOM:
• The indicator light does not operate even when the center differential control dial is operated.
• Torque characteristics do not change.
WIRING DIAGRAM:
B258
1 2 3
Step
1 CHECK HARNESS BETWEEN DRIVER'S
CONTROL CENTER DIFFERENTIAL CON-
TROL MODULE AND CENTER DIFFEREN-
TIAL CONTROL DIAL.
1) Turn the ignition switch to OFF.
2) Disconnect the connectors of the driver's
control center differential control module and
center differential control dial.
3) Measure resistance of the harness between
the driver's control center differential control
module and the center differential control dial
harness connector.
Connector & terminal
(B380) No. 3 — (B258) No. 2:
(B380) No. 23 — (B258) No. 3:
(B381) No. 14 — (B258) No. 1:
MANUAL TRANSMISSION AND DIFFERENTIAL (DIAGNOSTICS)
A: B380
DRIVER'S CONTROL
CENTER DIFFERENTIAL
CONTROL MODULE
A: B380
1 2 3 4 5 6 7 8 9 1 2
10 11 12 13 14 15 16 17 18 10 11 12
19 20 21 22 23 24 19 20 21
Is the resistance less than 1 Ω? Go to step 2.
6MT(diag)-59
CENTER DIFFERENTIAL
CONTROL DIAL
B258
B: B381
B: B381
3 4 5 6 7 8 9
13 14 15 16 17 18
22 23 24
Check Yes
MT-01248
No
Repair the open
circuit between the
driver's control
center differential
control module and
the center differen-
tial control dial.