2003 Subaru WRX Technical Service Bulletins

118 technical service bulletins (TSBs) are on record for the 2003 Subaru WRX. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10173117Mar 10, 2020Engine cooling, Electrical system, Equipment. This Bulletin provides information regarding DTC P0606 related specifically to the determination of this code on Forester Turbo and applicable WRX models.
• 10163525Jul 11, 2019Brakes. This Service Information bulletin announces instruction for application of additional lubrication between the brake caliper support and pad clips. This will prevent the pad from dragging due to corrosion buildup which may result in uneven or premature wear of the replacement brake pads. This additional instruction applies to all models with brake pads using the upper and lower pad clips and has been added to the…
• 10161824May 21, 2019Equipment. Subaru Service and Technical Support Line Newletter.
• 10161813May 6, 2019Equipment. To help reduce confusion and increase technician efficiency, Subaru of America, Inc. (SOA) has developed the following cross reference list to help locate the appropriate Special Service Tool.
• 10154419Jan 25, 2019Brakes. This Service Information bulletin announces instruction for application of additional lubrication between the brake caliper support and pad clips. This will prevent the pad from dragging due to corrosion buildup which may result in uneven or premature wear of the replacement brake pads. This additional instruction applies to all models with brake pads using the upper and lower pad clips and has been added to the…
• 10140479Feb 6, 2018Equipment, Engine. This bulletin provides details regarding a new oil filler tube o-ring developed to address engine oil seepage concerns. This seepage may accumulate along the bottom sealing surface of the rocker cover. The new o-ring utilizes material which has an increased resistance to engine heat.
• 10140424Feb 6, 2018Engine. This bulletin provides details regarding a new oil filler tube o-ring developed to address engine oil seepage concerns. This seepage may accumulate along the bottom sealing surface of the rocker cover. The new o-ring utilizes material which has an increased resistance to engine heat.
• 10120997Nov 16, 2016Equipment. The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
• 10131647Sep 30, 2016Equipment. The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
• 10233107Jan 25, 2016Engine cooling. Launch of Remanufactured Turbochargers
• 10076009Jan 25, 2016Equipment. SOA is pleased to announce the launch of a new remanufactured turbocharger program. Supplies are now available at all RDC’s. When installing a remanufactured turbocharger follow the procedure outlined in Service Bulletin 02-106-08R and consult the service manual for vehicle specific instructions.
• 10092536Aug 24, 2015Air bags. "subaru of america, inc. (soa) has determined that a defect, which relates to motor vehicle safety, may exist on certain 2003-2004 model year subaru legacy, outback, and baja vehicles, and certain 2004 model year subaru impreza (including wrx and sti) vehicles. The subject vehicles are equipped with front passenger air bag inflators which could have been assembled with improperly manufactured propellant wafers.
• 10068678Dec 17, 2014Air bags. Summary to be provided on a future date.
• 10233061Dec 3, 2014Equipment. New Vehicle Receipt- Navigation SD Card Transit Storage Location Change
• 10232535Jul 17, 2014Electrical system. Replacement Key and Immobilizer Info
• 10232879Apr 25, 2013Electrical system. Replacement Key and Immobilizer info
• 10037968Feb 3, 2011Tires. Subaru: there is a steering wheel vibration at highway speeds due to an imporper wheel balance.
• 10016436Aug 19, 2005Brakes. (abs) anti-lock braking system control unit customer satisfaction program.

← All problems reported for the 2003 Subaru WRX