1982 Fiat Spider Standard TransFACTORY OEM SERVICE PROCEDURE

Ground Circuit Check

  1. Turn ignition switch "OFF". Connect ohmmeter leads to battery ground terminal and ignition coil ground stud. SeeΒ Fig 1.
    Fig 1: Ohmmeter Hookup for Ground Circuit Check
    G09323498Courtesy of NOT AVAILABLE

    Ohmmeter should read less than 0.2 ohm.Β 

  2. Resistance reading should be less than 0.2 ohms. If resistance is higher, check support, mounting, and battery ground connections. Also check that control module casing is clean and that all mounting bolts are clean and tight.
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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.