How to Tell Honda Connectors Apart

Honda ECM/PCM connectors are now embossed with geometric shape symbols to easily tell them apart. Connector A (white) has a square; connector B (gray) has a triangle; and connector C (green) has a circle.

Honda ECM/PCM connectors are now embossed with geometric shape symbols to easily tell them apart. Connector A (white) has a square; connector B (gray) has a triangle; and connector C (green) has a circle.

These shapes are featured on both the ECM/PCM sides and the electrical harness side of the connectors. This currently applies to 2008 and later Accords, 2006 and later Civics, 2009 and later Fits, 2005 and later Odysseys, 2005 and later Pilots and 2006 and later Ridgeline models.

About the Author

Information courtesy of Mitchell 1

Information for Technical Service Bulletins comes from ProDemand, Mitchell 1's auto repair information software for domestic and import vehicles. Headquartered in San Diego, Mitchell 1 has provided quality repair information solutions to the automotive industry since 1918.

Mike Mavrigian

Motor Age Editor

Mike Mavrigian has written thousands of automotive technical magazine articles involving a variety of  specialties, from engine building to wheel alignment, and has authored more than a dozen books that crisscross the automotive spectrum. Mike operates Birchwood Automotive, an Ohio shop that builds custom engines and performs vintage vehicle restorations. The shop also features a professional photo studio to document projects and to create images for articles and books.

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