Why does an ignition coil have a dwell time?
This means the ECU needs produce its signal to start the charging BEFORE it wants the actual spark to occur. Each brand of coil has a set ‘dwell’ time for this. If the ECU uses too short a dwell, the coil will not have charged enough energy, if the ECU uses too long a dwell time, the coil may be over charged, over heated and be damaged.
What kind of coil pack does Yaris 1NZ use?
Toyota coilpacks from Yaris 1NZ and similar engines have a similar size to the factory Nissan units. They are ‘smart’ coils, with the igniter built in. They should be readily available for a long time to come because they are from a much newer car.
How does the transistor work on an ignition coil?
The power transistor turns on and off the ignition coil primary circuit. This on-off operation induces the proper high voltage in the coil secondary circuit. The key concept of the ignition coil is that it is a step up transformer. It actually has two coils inside.
Why are the ignition coils on my Nissan Quest not working?
Van stopped on road and would not restart. Burning electrical smell was coming from the engine while trying to restart. Took the vehicle to the a dealer for repair and they found the coils and ECU burned out due to short in the ground wire. Repair cost $3200.
When did Nissan change the wiring on the 240SX?
The specifics of the input wiring will depend on which year 240 you have; Nissan changed the wiring colors in 1991. However, the wires serve the same purpose; only the colors changed.
How do you MegaSquirt a Nissan 240SX coil?
Cut out C12 and C30. (Only needed when triggering from the – terminal of the coil, which you are not) Remove D1 and jumper it, or just install a jumper wire across it’s leads. (Only needed when triggering from the – terminal of the coil, which you are not)
What are the symptoms of a faulty ignition coil?
Usually a faulty ignition coil will produce a few symptoms that alert the driver of a potential issue. One of the most common symptoms associated with a faulty ignition coil is engine performance issues.