Ignition coils

Part of S58 engine · about $480 to replace

What it is

Coil-on-plug pencil coils driven directly by the ECU.

What it does

Step 12 V up to ~35 kV to fire each plug.

How it fails

A coil failure gives a single-cylinder misfire; swap coils to diagnose.

Material	Epoxy-potted copper windings
Spec	Dwell 2.5 ms
	35 kV

Individual units

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