What causes a ignition module to go bad?
The number one reason that ignition modules go bad is because of heat. On most of the cars that have a recurring problem with this, they have the original distributor in the car. As the distributor ages and wears, the bushing in the shaft goes goes bad and starts to cause excessive heat.
Can electronic ignition go bad?
While there is no set time that the electronic ignition pickup lasts for, it can definitely begin to fail. It is recommended that when you do a tune up and/or spark plug replacement, you have the electronic ignition pickup inspected. Whenever possible, it’s best to catch the problem before the part actually fails.
How do you check a spark igniter?
Turn on the test power cord switch to power the ignitor. Check for spark across the ignitor clip ends (see Figure 1). If spark occurs, proceed the secondary coil test below. If spark does not jump the gap, or if the spark jumps intermittently, ignitor is defective and should be replaced.
What happens when an ignition igniter goes bad?
In some systems the igniter is also responsible for advancing and retarding the engine’s timing. As the igniter provides a signal that is vital to the operation of the ignition system, and engine, when it fails it can cause issues that can dramatically affect engine performance.
What happens when an ignition module goes bad?
Overheating. Ignition modules that are overheating will soon completely cease to function and in the meantime can cause cause electrical shorts, engine stuttering, lower gas mileage, power loss, stalling, and gasoline odors in the exhaust. You can test for overheating while the car still runs.
What are the symptoms of a bad ignition switch?
Which parts get that power depends on where you turn the switch after you insert the car key. These are the most common problems associated with a faulty ignition switch: Engine dies: This is one of the most common symptoms of a bad ignition switch.
Can a worn key cause an ignition switch to go bad?
Before spending time and money to replace the ignition switch, a thorough diagnosis should be performed. Some of the symptoms above can be caused by a worn key. Also, the term “ignition switch” commonly refers to the full ignition assembly, which includes the ignition lock cylinder and the ignition switch.