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OBD2a Civic & Integra ECU Pin Schematics
Author: Katman / Created: Jan. 05 / Last Updated: Jan. 06

SYNOPSIS

This article exploits a combination of ECU pin locations and wire colors for all M/T '96-98 Civic and '96-99 Integra VTEC and NON-VTEC vehicles.

OBD2A PLUG CONFIGURATION

Below is an example that shows the onboard (female) connector configuration for an OBD2a ECU.
Take note of plugs: A, C, and D.
The blank connector (B) is only used with civic/integra vehicles equipped with A/T.

OBD2a plug configuration


OBD2a plug configuration

ADDITIONAL INFORMATION

These pin-out locations were cross-referenced with OBD2a Civic & Integra Helm's service manuals.

The information in this article applies to:

  • All US OBD2a (96-98) M/T civic ecu's
  • All US OBD2a (96-99) M/T integra ecu's
  • All JDM OBD2a M/T civic ecu's
  • All JDM OBD2a M/T Integra ecu's