Resources

Wiring Harness Shipping - What connectors do I need to save?

Harness Connectors

Vehicle Speed Sensor Installation

Helpful link for the Subaru factory service manuals (FSM):

https://sl-i.net/FORUM/showthread.php?18087-Subaru-Factory-Service-Manuals-(FSM)-Every-Model-USDM-EU&highlight=subaru+factory+service+manuals

Helpful scan tool for troubleshooting and setup up the 90-94 EJ22 ECU's:

https://www.surrealmirage.com/vrg3/b10scan/   See video of me using it on the BUGaru HERE

Subaru Wiring Diagrams

Vanagon Bentley Service Manual - Or PDF version HERE but you might consider throwing Robert Bentley some cash if you want to support his efforts.

Bus Bentley Service Manual

Attachments:
Download this file (1992 Subaru Legacy ECU Pinout.pdf)1990-1994 Legacy ECM Pinout[ ]160 kB
Download this file (1993 Impreza ECM Pinout.pdf)1993 Impreza ECM Pinout.pdf[ ]85 kB
Download this file (1994 Impreza ECM Pinout.pdf)1994 Impreza ECM Pinout.pdf[ ]85 kB
Download this file (1994 SVX ECM Pinout.pdf)1994 SVX ECM Pinout.pdf[ ]312 kB
Download this file (1995 Impreza ECM Pinout.pdf)1995 Impreza ECM Pinout.pdf[ ]191 kB
Download this file (1995 Legacy ECM Pinout.pdf)1995 Legacy ECM Pinout[ ]106 kB
Download this file (1996 Impreza ECM Pinout.pdf)1996 Impreza ECM Pinout.pdf[ ]193 kB
Download this file (1996 Legacy ECM Pinout.pdf)1996 Legacy ECM Pinout.pdf[ ]108 kB
Download this file (1997 Impreza ECM Pinout.pdf)1997 Impreza ECM Pinout.pdf[ ]107 kB
Download this file (1997 Legacy ECM Pinout.pdf)1997 Legacy ECM Pinout.pdf[ ]108 kB
Download this file (1998 Forester ECM Pinout.pdf)1998 Forester ECM Pinout.pdf[ ]114 kB
Download this file (1998 Impreza ECM Pinout.pdf)1998 Impreza ECM Pinout.pdf[ ]106 kB
Download this file (1998 Legacy ECM Pinout.pdf)1998 Legacy ECM Pinout.pdf[ ]106 kB
Download this file (1999 Forester ECM Pinout.pdf)1999 Forester ECM Pinout.pdf[ ]88 kB
Download this file (1999 Impreza ECM Pinout.pdf)1999 Impreza ECM Pinout.pdf[ ]93 kB
Download this file (1999 Legacy 25 ECM Pinout.pdf)1999 Legacy 25 ECM Pinout.pdf[ ]113 kB
Download this file (1999 Legacy ECM Pinout.pdf)1999 Legacy ECM Pinout.pdf[ ]107 kB
Download this file (2000 Forester ECM Pinout.pdf)2000 Forester ECM Pinout.pdf[ ]93 kB
Download this file (2000 Impreza ECM Pinout.pdf)2000 Impreza ECM Pinout.pdf[ ]93 kB
Download this file (2000 Legacy ECM Pinout.pdf)2000 Legacy ECM Pinout.pdf[ ]91 kB
Download this file (2001 Forester ECM Pinout.pdf)2001 Forester ECM Pinout.pdf[ ]65 kB
Download this file (2001 Impreza Pinout.pdf)2001 Impreza ECM Pinout.pdf[ ]56 kB
Download this file (2001 Legacy ECM Pinout.pdf)2001 Legacy ECM Pinout.pdf[ ]122 kB
Download this file (2002 Forester ECM Pinout.pdf)2002 Forester ECM Pinout.pdf[ ]23 kB
Download this file (2002 Impreza DOHC ECM Pinout.pdf)2002 Impreza DOHC ECM Pinout.pdf[ ]459 kB
Download this file (2002 Impreza SOHC Pinout.pdf)2002 Impreza SOHC ECM Pinout.pdf[ ]367 kB
Download this file (2002 Legacy H4 ECM Pinout.pdf)2002 Legacy H4 ECM Pinout.pdf[ ]86 kB
Download this file (2002 Legacy H6 ECM Pinout.pdf)2002 Legacy H6 ECM Pinout.pdf[ ]159 kB
Download this file (2003 Forester SOHC ECM Pinout.pdf)2003 Forester SOHC ECM Pinout.pdf[ ]37 kB
Download this file (2003 Impreza SOHC ECM Pinout.pdf)2003 Impreza SOHC ECM Pinout.pdf[ ]476 kB
Download this file (2003 Legacy ECM Pinout.pdf)2003 Legacy H4 ECM Pinout.pdf[ ]59 kB
Download this file (2003 Legacy H6 ECM Pinout.pdf)2003 Legacy H6 ECM Pinout.pdf[ ]338 kB
Download this file (2004 Forester ECM Pinout.pdf)2004 Forester ECM Pinout.pdf[ ]37 kB
Download this file (2004 Impreza SOHC ECM Pinout.pdf)2004 Impreza SOHC ECM Pinout.pdf[ ]147 kB
Download this file (2004 Legacy H4 ECM Pinout.pdf)2004 Legacy H4 ECM Pinout.pdf[ ]176 kB
Download this file (2005 Forester ECM Pinout.pdf)2005 Forester ECM Pinout.pdf[ ]146 kB
Download this file (2005 Impreza SOHC ECM Pinout.pdf)2005 Impreza SOHC ECM Pinout.pdf[ ]48 kB
Download this file (2005 Legacy ECM Pinout.pdf)2005 Legacy ECM Pinout.pdf[ ]44 kB
Download this file (2006 Forester ECM Pinout.pdf)2006 Forester ECM Pinout.pdf[ ]123 kB
Download this file (2006 Forester XT ECM Pinout.pdf)2006 Forester XT ECM Pinout.pdf[ ]123 kB
Download this file (2006 Impreza ECU Pinout.pdf)2006 Impreza ECM Pinout.pdf[ ]551 kB
Download this file (2007 Forester ECM Pinout.pdf)2007 Forester ECM Pinout.pdf[ ]221 kB
Download this file (2007 Impreza ECM Pinout.pdf)2007 Impreza ECM Pinout.pdf[ ]183 kB
Download this file (2008 Forester ECM Pinout.pdf)2008 Forester ECM Pinout.pdf[ ]732 kB
Download this file (2008 Impreza ECM Pinout.pdf)2008 Impreza ECM Pinout.pdf[ ]48 kB
Download this file (2009 Forester SOHC ECM Pinout.pdf)2009 Forester SOHC ECM Pinout.pdf[ ]193 kB
Download this file (2009 Impreza SOHC ECM Pinout.pdf)2009 Impreza SOHC ECM Pinout.pdf[ ]45 kB
Download this file (2010 Forester SOHC ECM Pinout.pdf)2010 Forester SOHC ECM Pinout.pdf[ ]183 kB
Download this file (2010 Impreza SOHC ECM Pinout.pdf)2010 Impreza SOHC ECM Pinout.pdf[ ]189 kB
Download this file (JDM Legacy GT Twin Turbo.pdf)JDM Legacy GT Twin Turbo.pdf[ ]391 kB