The 1994 Honda Civic air conditioning low pressure port is located on top of the air conditioner compressor. The low pressure port will have a blue top.
You can get a can at an auto port for $20.
The 1998 Honda Civic OBD 2 port is under driver side dash next to kick panel
The 2004 Civic low pressure air conditioning service port can be found on top of the air conditioner compressor. The low pressure port should be labeled as such.
multi-port fuel injection
The 2003 Honda Civic OBD 2 port is behind center console
Diagnostic port is either under steering wheel or near the engine antifreeze line (under the hood).
The 1997 Honda Civic OBD 2 port is on drivers side,connector faces down
The 2004 Honda Civic OBD 2 port is behind kick panel; above accelerator pedal
The 2001 Honda Civic OBD 2 port is on lower right edge of dash; behind console trim
The 1996 Honda Civic OBD 2 port is under dash on left side connector faces down
Where is the diagnostic port Honda odyssey 1998