what will stop the ignition from fireing

Asked by Jun 03, 2013 at 12:13 PM about the 1989 BMW 3 Series 325i

Question type: Maintenance & Repair

tries to start but no ignition fire

2 Answers

Check the 12Volts at the coil...perhaps a ballast resistor is out to lunch~

4,235

Many things can stop a ignition system from firing. Start with the basics cap rotor, plugs, wires, coil itself. From there gets more complex crank sensor, DME (digital motor electronics).

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