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Home >> Pontiac >> 1988 >> Firebird Base, 5.0 E, Automatic >> Repair and Diagnosis >> Engine Performance >> Adjustment >> Tune-Up - 2.8L/173" Gas MFI V6 VIN [S] >> Ignition System >> Ignition Coil Resistance Check

Ignition Coil Resistance Check

  1. Connect ohmmeter between ignition coil primary and coil frame. Reading should be infinite on high scale of meter.
  2. Disconnect ohmmeter from coil frame and connect it to the other coil primary terminal. Reading should be very low or zero on low scale of meter.
  3. Disconnect ohmmeter lead from one of coil primary terminals and connect it to coil secondary terminal. Reading should not be infinite on high scale of meter.
Fig 1: Checking Ignition Coil Resistance
G50G13769