Ignition Coil

IGNITION COIL RESISTANCE SPECIFICATIONS

Coil Manufacture	Primary Resistance at 21°C-27°C (70°F-80°F)	Secondary Resistance at 21°C-27°C (70°F-80°F)
Weastec (Steel Towers)	0.45 to 0.65 Ohms	11,500 to 13,500 Ohms
Diamond (Brass Towers)	0.53 to 0.65 Ohms	10,900 to 14,700 Ohms

Fig 1: Identifying Ignition Coil Polarity (Weastec, Silver Towers)

Courtesy of DAIMLERCHRYSLER CORP.

Fig 2: Identifying Ignition Coil Polarity (Diamond, Brass Towers)

Courtesy of DAIMLERCHRYSLER CORP.