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Home >> Porsche >> 1987 >> 928 Automatic >> Repair and Diagnosis >> Engine Performance >> Ignition System - BOSCH EZF >> Testing >> EZF Ignition System Output Tests >> Spark Plug Wires

Spark Plug Wires

Inspect spark plug wires for damage. Check spark plug wire suppression resistor using an ohmmeter. Reading must be 3000 ohms.