Technician A says if a system fails to alter dwell when it should, the ignition control module needs to be adjusted to correct dwell timing. Technician B says if a system fails to alter dwell when it should, the ignition control module has a problem and should be replaced. Who is right? a. Tech Ab. Tech Bc. Bothd. None

Depending on the model of the engine both technicians are correct.

The correct option is;

c. Both.

Explanation:

The electronic ignition control system is an ignition system switch with an input signal from a distributor sensor.

It can be adjusted in some models whenever there is a removal of the distributor or the timing belt is changed.

On other models, the electronic ignition control system is not adjustable is it is controlled by the engine control module