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Direct Ignition System (DIS)

Measure primary coil resistance between terminal No. 1 and terminal No. 15. See Fig 1. Secondary coil resistance cannot be measured. See IGNITION COIL RESISTANCE table.

Fig 1: DIS Ignition Coil Schematic & Terminal Identification

Courtesy of BMW OF NORTH AMERICA, INC.

IGNITION COIL RESISTANCE - Ohms @ 68°F (20°C)

Primary

Secondary

.8 ⁽¹⁾

Not Measurable

⁽¹⁾	Specification is approximate