Retrieving Codes

1994 Honda Civic DX, 4D Sedan, AutomaticSECTION Retrieving Codes

Turn ignition off. Insert jumper wire in service check connector terminals, located behind right side of dash. See Fig 1 .

Turn ignition on. Diagnostic Trouble Codes (DTCs) will be indicated by a series of long and short flashes on MIL. The number of long flashes indicates the number in the 10s column. The number of short flashes indicates the number in the 1s column. For example, 4 long flashes followed by 3 short flashes would indicate DTC 43.

See DIAGNOSTIC TROUBLE CODE IDENTIFICATION TABLE  table and proceed to appropriate DIAGNOSTIC TROUBLE CODE CHARTS  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 procedure.

Fig 1: Locating Service Check Connector
G94H44849Courtesy of AMERICAN HONDA MOTOR CO., INC.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.