2006 Subaru Impreza Service and Repair Manual

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Covers all 2006 Impreza trims — WRX Limited Wagon 4-Door, 2.5i Sedan 4-Door, WRX Sedan 4-Door +6 more ·
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2006 Subaru Impreza service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical diagnostics with wiring diagrams
  • Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more

Trims covered

  • WRX Limited Wagon 4-Door
  • 2.5i Sedan 4-Door
  • WRX Sedan 4-Door
  • WRX Limited Sedan 4-Door
  • WRX Wagon 4-Door
  • Outback Sport Wagon 4-Door
  • WRX TR Sedan 4-Door
  • 2.5i Wagon 4-Door
  • WRX STI Sedan 4-Door

Engines covered

  • 2.5L 2458CC H4 GAS DOHC Turbocharged
  • 2.5L 2458CC H4 GAS SOHC Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams
NHTSA #16V35900025/05/2016Component: AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

Subaru of America, Inc. (Subaru) is recalling certain model year 2003-2004 Legacy, Outback, 2006-2008 Impreza, Tribeca, 2006 Saab 9-2x, and 2003-2006 Baja vehicles originally sold or that have ever be

Consequence

An inflator rupture may result in metal fragments striking the vehicle occupants resulting in seriou

Remedy

Subaru will notify their owners. General Motors will notify Saab owners. Dealers will replace the

NHTSA #16V35800025/05/2016Component: AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

Subaru of America, Inc. (Subaru) is recalling certain model year 2003-2004 Legacy, Outback, 2009-2011 Legacy, Outback, Forester, 2006-2011 Impreza, Tribeca, 2003-2006 Baja, and 2006 Saab 9-2x vehicles

Consequence

An inflator rupture may result in metal fragments striking the vehicle occupants resulting in seriou

Remedy

Subaru will notify their owners. General Motors will notify Saab owners. Dealers will replace the

NHTSA #07V04300012/02/2007Component: AIR BAGS:FRONTAL

ON CERTAIN VEHICLES, THE WIRING HARNESS FOR THE AIR BAG OCCUPANT DETECTION SYSTEM IN THE FRONT PASSENGER SEAT MAY HAVE BEEN PINCHED DURING PRODUCTION. PINCHING OF THE WIRING HARNESS BETWEEN THE FLOOR

Consequence

THE PASSENGER'S FRONT AIR BAG COULD BECOME DISABLED AND MAY NOT DEPLOY IN THE EVENT OF A CRASH INCRE

Remedy

DEALERS WILL INSPECT TO SEE IF THE WIRING HAD BEEN INCORRECTLY ROUTED UNDER THE SEAT BRACKET. IF SO

NHTSA #17V02600011/01/2017Component: AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

Subaru of America, Inc. (Subaru) is recalling certain 2005-2006 Baja, 2009 Forester, Legacy and Outback and 2006-2009 Impreza (including WRX and STI models) and Tribeca vehicles originally sold, or ev

Consequence

An inflator rupture may result in metal fragments striking the vehicle occupants resulting in seriou

Remedy

Subaru will notify owners, and dealers will replace the passenger front air bag inflator, free of ch

NHTSA #17V01600010/01/2017Component: AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

Subaru of America, Inc. (Subaru) is recalling certain 2005-2006 Baja, 2006-2008 Impreza (including WRX and STI models), Tribeca, and 2006 Saab 9-2X vehicles, originally sold, or ever registered, in th

Consequence

An inflator rupture may result in metal fragments striking the vehicle occupants resulting in seriou

Remedy

Subaru will notify their owners. General Motors will notify Saab owners. Dealers will replace the

NHTSA #17V01400010/01/2017Component: AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

Subaru of America, Inc. (Subaru) is recalling certain 2005-2006 Subaru Baja, 2006-2011 Impreza (including WRX and STI models), 2006-2012 Tribeca, 2009-2012 Forester, Legacy, Outback, and 2012 WRX vehi

Consequence

An inflator rupture may result in metal fragments striking the vehicle occupants resulting in seriou

Remedy

Subaru will notify owners, and dealers will replace the front passenger air bag inflator, free of ch

NHTSA #11V46400006/09/2011Component: SUSPENSION:FRONT:CONTROL ARM:LOWER ARM

SUBARU IS RECALLING CERTAIN MODEL YEAR 2002-2007 IMPREZA, MODEL YEAR 2003-2008 FORESTER, AND MODEL YEAR 2005-2006 SAAB 9-2X VEHICLES MANUFACTURED FROM SEPTEMBER 5, 2000 THROUGH NOVEMBER 26, 2007 ORIGI

Consequence

A BROKEN CONTROL ARM CAN RESULT IN THE LOSS OF CONTROL OF THE VEHICLE, INCREASING THE RISK OF A CRAS

Remedy

SUBARU WILL HANDLE THEIR VEHICLES AND SAAB WILL HANDLE THEIRS. DEALERS WILL INSPECT THE DEGREE OF C

NHTSA #20V00200002/01/2020Component: AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

Subaru of America, Inc. (Subaru) is recalling certain 2009-2013 Forester, 2003-2006 Baja, 2004-2011 Impreza, 2004-2014 WRX (including STI), 2003-2014 Legacy and Outback, and 2006 Saab 9-2X vehicles or

Consequence

An inflator explosion may result in sharp metal fragments striking the driver or other occupants res

Remedy

Subaru will notify their owners. General Motors will notify Saab owners. Dealers will replace the

NHTSA #20V00100002/01/2020Component: AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

Subaru of America, Inc. (Subaru) is recalling certain 2009-2013 Forester, 2003-2006 Baja, 2004-2011 Impreza, 2004-2014 WRX (STI included), 2003-2014 Legacy and Outback, and 2005-2006 Saab 9-2X vehicle

Consequence

An inflator explosion may result in sharp metal fragments striking the driver or other occupants res

Remedy

Subaru will notify their owners. General Motors will notify Saab owners. Dealers will replace the

NHTSA #20V00300002/01/2020Component: AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

Subaru of America, Inc. (Subaru) is recalling certain 2009-2013 Forester, 2003-2006 Baja, 2004-2011 Impreza, 2004-2014 WRX (including STI), 2003-2014 Legacy and Outback, and 2005-2006 Saab 9-2X vehicl

Consequence

An inflator explosion may result in sharp metal fragments striking the driver or other occupants res

Remedy

Subaru will notify their owners. General Motors will notify Saab owners. Dealers will replace the

TSB #11033069

This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.

TSB #11033056

This announcement provides information on the remanufactured CVT transmission program.

TSB #11032040

This bulletin announces the service manual correction regarding clutch master cylinder reservoir service procedures.

TSB #11032039

This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.

TSB #11032035

This Bulletin provides the diagnostic procedures to be followed when addressing customer concerns of steering wheel/vehicle body vibration when driving at highway speeds when tire/wheel balance is suspected.

TSB #11032034

This Service Information Bulletin was developed to provide interim guidance for vehicles exhibiting DTC B2A20.

TSB #11030567

This bulletin contains information to help when attempting to complete the STARLINK Telematics subscription process, an Error Code 202 and / or 204 may occur preventing the process from completing successfully

TSB #11030561

This announcement provides information on the use of aftermarket services or tools for programming immobilizer keys/fobs.

Showing the 8 most recent of 121 technical service bulletins on file with NHTSA.

20080320Component: AIR BAGS:FRONTALCrash reported1 injured

90 MPH HEAD ON CRASH, AND NEITHER THE DRIVER NOR THE PASSENGER AIRBAGS DEPLOYED, RESULTING IN SEVERE HYPEREXTENSION OF THE NECK AND BACK OF THE PASSENGER, CAUSING 4 HERNIATED DISKS, AS WELL AS A SEVER

20070103Component: AIR BAGS:FRONTALCrash reported1 injured

I WAS FORCED OFF THE ROAD BY A CAR THAT PULLED OUT IN FRONT OF ME FROM MY RIGHT AND STOPPED IN MY LANE. I SWERVED TO THE LEFT TO AVOID THE CAR AND CORRECTED TO THE RIGHT, AT THIS TIME THERE WAS NO M

20070724Component: AIR BAGSCrash reported

I HIT A BEAR AT 55MPH WITH THE CRUISE CONTROL ON. THE BEAR LEAPED OFF THE BANK IN DIRECTLY IN FRONT OF THE VEHICLE. THE CRASH THAT RESULTED IN THE BEAR BEING KILLED INSTANTLY, ABOUT 600 LBS. OF BEAR

20070724Component: STRUCTURECrash reported

I HIT A BEAR AT 55MPH WITH THE CRUISE CONTROL ON. THE BEAR LEAPED OFF THE BANK IN DIRECTLY IN FRONT OF THE VEHICLE. THE CRASH THAT RESULTED IN THE BEAR BEING KILLED INSTANTLY, ABOUT 600 LBS. OF BEAR

20070724Component: EXTERIOR LIGHTINGCrash reported

I HIT A BEAR AT 55MPH WITH THE CRUISE CONTROL ON. THE BEAR LEAPED OFF THE BANK IN DIRECTLY IN FRONT OF THE VEHICLE. THE CRASH THAT RESULTED IN THE BEAR BEING KILLED INSTANTLY, ABOUT 600 LBS. OF BEAR

Showing the 5 most serious of 68 complaints filed with NHTSA.

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