Subaru IMPREZA GD 2007 Series Manual page 3182

asieps_tobira_IM_US.book 53 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)
Step
1 CHECK INPUT VOLTAGE OF ABSCM&H/U.
1) Turn the ignition switch to OFF.
2) Disconnect the ABSCM&H/U connectors.
3) Idle the engine.
4) Measure the voltage between ABSCM&H/U
connector and chassis ground.
Connector & terminal
(B301) No. 18 (+) — Chassis ground (–):
2 CHECK THE ABSCM&H/U GROUND CIR-
CUIT.
1) Turn the ignition switch to OFF.
2) Measure the resistance between the
ABSCM&H/U connector and chassis ground.
Connector & terminal
(B301) No. 15 — Chassis ground:
3 CHECK POOR CONTACT OF CONNECTOR. Is there poor contact in connec-
4 CHECK ABSCM&H/U.
1) Connect all connectors.
2) Erase the memory.
3) Perform the Inspection Mode.
4) Read the DTC.
5 CHECK OTHER DTC DETECTION.
N: DTC 32 FRONT RIGHT OUTLET VALVE MALFUNCTION
NOTE:
Refer to DTC 38 for the diagnostic procedure. <Ref. to ABS(diag)-54, DTC 38 REAR LEFT OUTLET VALVE
MALFUNCTION, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
O: DTC 34 FRONT LEFT OUTLET VALVE MALFUNCTION
NOTE:
Refer to DTC 38 for the diagnostic procedure. <Ref. to ABS(diag)-54, DTC 38 REAR LEFT OUTLET VALVE
MALFUNCTION, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
P: DTC 36 REAR RIGHT OUTLET VALVE MALFUNCTION
NOTE:
Refer to DTC 38 for the diagnostic procedure. <Ref. to ABS(diag)-54, DTC 38 REAR LEFT OUTLET VALVE
MALFUNCTION, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
Check
Is the voltage 10 — 15 V?
Is resistance less than 0.5 Ω?
tor between generator, battery
and ABSCM&H/U?
Is the same DTC still output?
Is there any other DTC
detected?
ABS(diag)-53
ABS (DIAGNOSTICS)
Yes No
Go to step 2. Repair the harness
connector between
battery, ignition
switch and
ABSCM&H/U.
Go to step 3.
Repair the
ABSCM&H/U
ground harness.
Go to step 4.
Repair the connec-
tor.
Replace the Go to step 5.
ABSCM&H/U.
<Ref. to ABS-6,
ABS Control Mod-
ule and Hydraulic
Control Unit
(ABSCM&H/U).>
Perform the diag- Temporary poor
nosis according to contact occurs.
DTC.