Subaru 2008-2012MY Impreza Service Bulletin

ATTENTION:
IMPORTANT - All
GENERAL MANAGER q
Service Personnel
PARTS MANAGER
Should Read and
q
CLAIMS PERSONNEL q Initial in the boxes
provided, right.
SERVICE MANAGER
q
APPLICABILITY:
2008-2012MY Impreza
2008-2011MY Impreza WRX/STI
SUBJECT: Service Manual Corrections
INTRODUCTION
The purpose of this bulletin is to provide a description of current changes to Service Manuals
available via the Subaru Technical Information System (STIS) web site. The tables contained within
this bulletin are to be used as guides for becoming aware of the latest changes. We advise you to
always refer to the STIS web site when looking for the latest Service information. Printed pages will
not be made available to update printed Service Manuals.
Paper manuals may have different page numbering then what is reflected below, based on
multiple new and revised pages. Please refer to the information contained on the STI web site
for all future, update service manual information.
YEAR MODEL SECTION
2012 Impreza
Transmission
2011 Impreza
Impreza Engine 1
2010
WRX Engine 2
Impreza Engine 1
2009
WRX Engine 2
Impreza Engine 1
2008
WRX Engine 2
Bulletin Number: 18-163-12; Date: 10/10/12
SERVICE BULLETIN
PAGE(S)
Engine ME(H4DO)-3,224,246
CVT-6,324,325
EC(H4SO)-17
Engine
EN(H4SO)(diag)-205-207
EC(H4SO)-16
EN(H4SO)(diag)-218-220
EC(H4DOTC)-19
EN(H4DOTC)(diag)-232-234
EC(H4SO)-16
EN(H4SO)(diag)-215-217
EC(H4DOTC)-19
EN(H4DOTC)(diag)229-231
EC(H4SO)-15
EN(H4SO)(diag)-211-213
EC(H4DOTC)-18
EN(H4DOTC)(diag)-228-230
NUMBER:
DESCRIPTION OF CHANGE
Valve Spring specifications changed.
Oil Pump service cteps changed.
Pressure Control Solenoid Valve testing steps changed.
Diagnostic steps for DTC P0453 added.
Pressure Control Solenoid Valve testing steps changed.
Diagnostic steps for DTC P0453 added.
Pressure Control Solenoid Valve testing steps changed.
Diagnostic steps for DTC P0453 added.
Pressure Control Solenoid Valve testing steps changed.
Diagnostic steps for DTC P0453 added.
Pressure Control Solenoid Valve testing steps changed.
Diagnostic steps for DTC P0453 added.
Pressure Control Solenoid Valve testing steps changed.
Diagnostic steps for DTC P0453 added.
Pressure Control Solenoid Valve testing steps changed.
Diagnostic steps for DTC P0453 added.
18-163-12
DATE: 10/10/12
Continued...
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