Retrieving Codes

With ignition off, insert jumper wire in service check connector terminal, located behind right side of dash. See Fig 1 . Turn ignition on and count flashes on CHECK ENGINE light.

SeeTROUBLE CODE IDENTIFICATION  table and proceed to appropriate TROUBLE CODE CHART for testing. All voltage tests should be performed with a Digital Volt-Ohmmeter (DVOM) with a minimum 10-megohm input impedance, unless specifically stated differently in testing procedures.

Fig 1: Locating Service Check Connectors (Civic)

Courtesy of AMERICAN HONDA MOTOR CO., INC.