1993 Chevrolet Cavalier Z24, 2D Convertible, StandardFACTORY OEM SERVICE PROCEDURE

Misfire Or Stall

If engine misfires or stalls (including running out of fuel) while vehicle is moving, a Code 44 may set. If Code 44 is intermittent, see INTERMITTENTS in TESTS W/O CODES article in this section.

CODE 44 ECM TERMINAL & CIRCUIT WIRING IDENTIFICATION

Application ECM Terminal Wire Color
2.2L "A", "J" & "L" Bodies
O2 Signal D11 Purple
O2 Ground D10 Tan
2.2L "W" Body
O2 Signal D21 Purple
O2 Ground D15 Tan
Fig 1: Code 44 Schematic (All Models) Lean Exhaust Indication
G91H07378
Factory Service Tools

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When to See a Mechanic

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

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

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