LEMON Manuals: Even more car manuals for everyone
Home >> Geo >> 1991 >> Prizm LSi, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Basic Testing >> Ignition Checks >> Engine Controls - Basic Testing >> Ignition Coil Resistance (GSi)

Ignition Coil Resistance (GSi)

Disconnect electrical connector and high tension coil wire from ignition coil. Using ohmmeter, measure primary and secondary resistance. See Fig 1 . Replace ignition coil if resistance readings are not within specification. See IGNITION COIL RESISTANCE table.

Fig 1: Measuring Ignition Coil Resistance (GSi)
G91E16356Courtesy of GENERAL MOTORS CORP.