Subaru LEGACY 2006 Manual page 4224

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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
VEHICLE DYNAMICS CONTROL (VDC) (DIAGNOSTICS)
Step
1 CHECK VDCCM&H/U MOTOR RELAY.
1) Disconnect the connector from the
VDCCM&H/U.
2) Measure the resistance between
VDCCM&H/U connector terminals.
Terminals
No. 9 — No. 10:
2 CHECK THE VDCCM&H/U.
1) Connect all the connectors.
2) Erase the memory.
3) Perform the Inspection Mode.
4) Read the DTC.
3 CHECK OTHER DTC DETECTION.
AN:DTC C0052 MOTOR
DTC DETECTING CONDITION:
• Defective motor
• Defective motor relay
• Defective harness connector
TROUBLE SYMPTOM:
• ABS does not operate.
• VDC does not operate.
• EBD may not operate.
NOTE:
For the diagnostic procedure, refer to DTC C0052 "MOTOR/MOTOR RELAY MALFUNCTION". <Ref. to
VDC(diag)-74, DTC C0052 MOTOR/MOTOR RELAY MALFUNCTION, Diagnostic Procedure with Diagnos-
tic Trouble Code (DTC).>
Check
Is the resistance more than 1
MΩ?
Is the same DTC displayed?
Is any other DTC displayed?
VDC(diag)-78
Yes No
Go to step 2. Replace the
VDCCM&H/U.
<Ref. to VDC-7,
VDC Control Mod-
ule and Hydraulic
Control Unit
(VDCCM&H/U).>
Replace the Go to step 3.
VDCCM&H/U.
<Ref. to VDC-7,
VDC Control Mod-
ule and Hydraulic
Control Unit
(VDCCM&H/U).>
Perform the diag- Temporary poor
nosis according to contact occurs.
DTC. <Ref. to
NOTE:
VDC(diag)-36, List
Though the ABS
of Diagnostic Trou-
warning light re-
ble Code (DTC).>
mains on at this
time, it is normal.
Drive the vehicle at
more than 12 km/h
(7 MPH) in order to
turn ABS warning
light off. Be sure to
drive the vehicle
and check
warning light goes
off.
the