If you need to hook up a diagnostic code reader or scanner to your Toyota you will need to know where the diagnostic port is located. Here we have all Toyota diagnostic port pictures which should tell you straight away where to look. A diagnostic port is also known as an OBD2 port or EOBD port which is used for the purpose of communicating with a vehicle to diagnose faults or reprogram modules within the vehicle. The diagnostic port is a direct link to the Toyota ECU.
Toyota Avensis
Toyota Avensis Mk1 T210 diagnostic OBD2 port location (1997 - 2003)
Toyota Avensis Mk2 T250 diagnostic OBD2 port location (2003 - 2008)
Toyota Avensis Mk3 T270 diagnostic OBD2 port location (2008 -
Toyota Auris
Toyota Auris Mk1 diagnostic OBD2 port location (2006 - 2012)
Toyota Auris Mk2 diagnostic OBD2 port location (2013 -
Toyota Aygo
Toyota Aygo Mk1 diagnostic OBD2 port location (2005 - 2014)
Toyota Aygo Mk2 diagnostic OBD2 port location (2014 -
Toyota Yaris
Toyota Yaris Mk1 diagnostic OBD2 port location (1999 - 2005)
Toyota Yaris Mk2 diagnostic OBD2 port location (2005 - 2010)
Toyota Yaris Mk3 diagnostic OBD2 port location (2012 -
Toyota MR2
Toyota MR2 Mk1 W10 diagnostic OBD2 port location (1984 - 1989)
Toyota MR2 Mk2 W20 diagnostic OBD2 port location (1989 - 1999)
Toyota MR2 Mk3 W30 diagnostic OBD2 port location (1999 - 2007
Toyota Prius
Toyota Prius Mk1 XW10 OBD2 diagnostic port location (1997 - 2003)
Toyota Prius Mk2 XW20 OBD2 diagnostic port location (2003 - 2009)
Toyota Prius Mk3 XW30 OBD2 diagnostic port location (2010 - 2015)
Toyota Prius Mk4 XW50 OBD2 diagnostic port location (2015 -
Toyota Corolla
Toyota Corolla E120 & E130 diagnostic OBD2 port location (2000 - 2006)
Toyota Corolla E140 & E150 diagnostic OBD2 port location (2006 - 2012)
Toyota Corolla E160 diagnostic OBD2 port location (2012 -
Toyota Celica
Toyota Celica T230 diagnostic OBD2 port location (1999 - 2006)
Toyota Rav 4
Toyota Rav 4 XA20 diagnostic OBD2 port location (2000 - 2005)
Toyota Rav 4 XA30 diagnostic OBD2 port location (2005 - 2012)
Toyora Rav 4 XA40 diagnostic OBD2 port location (2013 -
Toyota Hilux
Toyota Hilux Mk6 diagnostic OBD2 port location (1997 - 2005)
Toyota Hilux Mk7 diagnostic OBD2 port location (2005 - 2015)
Toyota Hilux Mk8 diagnostic OBD2 port location (2015 -
Toyota Land Cruiser
Toyota Land Cruiser J200 diagnostic OBD2 port location (2007 -
Toyota Sienna
Toyota Sienna Mk1 XL10 diagnostic OBD2 port location (1997 - 2002)
Toyota Sienna Mk2 XL20 diagnostic OBD2 port location (2003 - 2010)
Toyota Sienna Mk3 XL30 diagnostic OBD2 port location (2010 -
Toyota Avensis
Toyota Avensis Mk1 T210 diagnostic OBD2 port location (1997 - 2003)
Toyota Avensis Mk2 T250 diagnostic OBD2 port location (2003 - 2008)
Toyota Avensis Mk3 T270 diagnostic OBD2 port location (2008 -
Toyota Auris
Toyota Auris Mk1 diagnostic OBD2 port location (2006 - 2012)
Toyota Auris Mk2 diagnostic OBD2 port location (2013 -
Toyota Aygo
Toyota Aygo Mk1 diagnostic OBD2 port location (2005 - 2014)
Toyota Aygo Mk2 diagnostic OBD2 port location (2014 -
Toyota Yaris
Toyota Yaris Mk1 diagnostic OBD2 port location (1999 - 2005)
Toyota Yaris Mk2 diagnostic OBD2 port location (2005 - 2010)
Toyota Yaris Mk3 diagnostic OBD2 port location (2012 -
Toyota MR2
Toyota MR2 Mk1 W10 diagnostic OBD2 port location (1984 - 1989)
Toyota MR2 Mk2 W20 diagnostic OBD2 port location (1989 - 1999)
Toyota MR2 Mk3 W30 diagnostic OBD2 port location (1999 - 2007
Toyota Prius
Toyota Prius Mk1 XW10 OBD2 diagnostic port location (1997 - 2003)
Toyota Prius Mk2 XW20 OBD2 diagnostic port location (2003 - 2009)
Toyota Prius Mk3 XW30 OBD2 diagnostic port location (2010 - 2015)
Toyota Prius Mk4 XW50 OBD2 diagnostic port location (2015 -
Toyota Corolla
Toyota Corolla E120 & E130 diagnostic OBD2 port location (2000 - 2006)
Toyota Corolla E140 & E150 diagnostic OBD2 port location (2006 - 2012)
Toyota Corolla E160 diagnostic OBD2 port location (2012 -
Toyota Celica
Toyota Celica T230 diagnostic OBD2 port location (1999 - 2006)
Toyota Rav 4
Toyota Rav 4 XA20 diagnostic OBD2 port location (2000 - 2005)
Toyota Rav 4 XA30 diagnostic OBD2 port location (2005 - 2012)
Toyora Rav 4 XA40 diagnostic OBD2 port location (2013 -
Toyota Hilux
Toyota Hilux Mk6 diagnostic OBD2 port location (1997 - 2005)
Toyota Hilux Mk7 diagnostic OBD2 port location (2005 - 2015)
Toyota Hilux Mk8 diagnostic OBD2 port location (2015 -
Toyota Land Cruiser
Toyota Land Cruiser J200 diagnostic OBD2 port location (2007 -
Toyota Sienna
Toyota Sienna Mk1 XL10 diagnostic OBD2 port location (1997 - 2002)
Toyota Sienna Mk2 XL20 diagnostic OBD2 port location (2003 - 2010)
Toyota Sienna Mk3 XL30 diagnostic OBD2 port location (2010 -