Subaru 2009 IMPREZA, Service Manual

Page: 645 / 3619

EN(H4SO)(diag)-228
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
ENGINE (DIAGNOSTICS)
BS:DTC P0464 FUEL LEVEL SENSOR CIRCUIT INTERMITTENT
DTC DETECTING CONDITION:
• Detected when two consecutive driving cycles with fault occur.
• GENERAL DESCRIPTION<Ref. to GD(H4SO)-135, DTC P0464 FUEL LEVEL SENSOR CIRCUIT IN-
TERMITTENT, Diagnostic Trouble Code (DTC) Detecting Criteria.>
CAUTION:
After servicing or replacing faulty parts, perform Clear Memory Mode <Ref. to EN(H4SO)(diag)-55,
OPERATION, Clear Memory Mode.>, and Inspection Mode <Ref. to EN(H4SO)(diag)-44, PROCEDURE,
Inspection Mode.>.
BT:DTC P0500 VEHICLE SPEED SENSOR “A”
DTC DETECTING CONDITION:
• Immediately at fault recognition
• GENERAL DESCRIPTION <Ref. to GD(H4SO)-138, DTC P0500 VEHICLE SPEED SENSOR “A”, Diag-
nostic Trouble Code (DTC) Detecting Criteria.>
CAUTION:
After repair or replacement of faulty parts, perform Clear Memory Mode <Ref. to EN(H4SO)(diag)-55,
OPERATION, Clear Memory Mode.> and Inspection Mode <Ref. to EN(H4SO)(diag)-44, PROCEDURE,
Inspection Mode.>.
Step Check Yes No
1 CHECK FOR ANY OTHER DTC ON DISPLAY. Is DTC P0464 displayed on the
display? Check the combi-
nation meter. <Ref.
to IDI-8, CHECK
FUEL LEVEL
SENSOR.,
INSPECTION,
Combination Meter
System.> Even if DTC is
detected, the cir-
cuit has returned to
a normal condition
at this time. Repro-
duce the failure,
and then perform
the diagnosis
again.
NOTE:
In this case, tem-
porary poor con-
tact of connector
may be the cause.
Step Check Yes No
1 CHECK DTC OF ABS OR VDC.
Check DTC of ABS or VDC.
Is DTC of ABS or VDC dis-
played? Perform the diag-
nosis according to
DTC. <Ref. to
ABS(diag)-26, List
of Diagnostic Trou-
ble Code (DTC).>
<Ref. to
VDC(diag)-33, List
of Diagnostic Trou-
ble Code (DTC).> Repair poor con-
tact of the ECM
connector.