Can I replace my ignition coil with a ECU?


Does an ECU control spark plugs?

The engine control unit (ECU), also known as the engine control module or powertrain control module, is the computer that monitors and controls your car’s engine operation. It receives input from sensors throughout the vehicle and controls the fuel injectors, spark plugs and emissions equipment.

Can you interchange an ignition coil?

Can I Put Any Coil On My Car? It is possible to change just one coil, of course. You can replace the coils as they fail if they are easier to access, but it is unlikely to be detrimental to your comfort. A faulty coil could lead to a car crash, but this is not an emergency.

Do coil packs need to be programmed?

No need to reprogram with new plugs and coils.

Is ignition module and ignition coil the same?

An ignition coil is the coil in a vehicle’s ignition system used to convert sufficient voltage to spark the spark plugs. The ignition control module helps manage the electrical current used by the ignition coil.

Can the ECU cause a misfire?

Most Common Causes of an Engine Misfire

  • Ignition system problems. When most people hear the term misfire, they think of worn out spark plugs. …
  • Air and fuel delivery problems. …
  • Emissions equipment problems. …
  • Engine mechanical problems. …
  • Sensor and module problems. …
  • Control circuit problems.


How does ECU control spark?

Fundamentally, the engine ECU controls the injection of the fuel and, in petrol engines, the timing of the spark to ignite it. It determines the position of the engine’s internals using a Crankshaft Position Sensor so that the injectors and ignition system are activated at precisely the correct time.

Are ignition coils universal?

While newer coil designs are often unique and very application-specific, the so-called “universal” coil still creates a good deal of confusion at the parts counter. The canister-type coil is commonly found in breaker-point ignition systems, as well as some early breakerless systems.

Are cheap ignition coils any good?

Are Aftermarket Ignition Coils Any Good? You will never get enough savings by replacing the aftermarket ignition coil. Alternatively, inexpensive universal aftermarket parts may not affect the engine’s performance but can get away with as long as it does not do so. It is important to ensure the safety of the vehicle.

Can you mix match coil packs?

The difference in health and performance of the coils could indeed cause engine and/or cat problems in the long run. Best to replace all four with new coils of the same manufacture.

How much is a ignition module?

How Much Does an Ignition Control Module Replacement Cost? A replacement ignition control module can cost anywhere between $50 and $250. Labor costs can range anywhere between $70 and $90.

What is an electronic ignition module?

Electronic control module:



The component is also known as the control unit of an ignition system. it’s what monitors and controls the timing and intensity of the spark automatically. The device receives voltage signals from the armature and set the primary coil on and off.

What does an ignition control module do?

the ignition module is responsible for firing the spark plugs. each spark plug must fire at exactly the right time for the engine to run properly. the ignition module uses input from the crankshaft position sensor or camshaft position sensor to determine when to fire the spark plugs.

What controls the ignition system?

The system is powered by a lead-acid battery, which is charged by the car’s electrical system using a dynamo or alternator. The engine operates contact breaker points, which interrupt the current to an induction coil (known as the ignition coil).

What causes an ignition module to fail?

What Causes Ignition Module Failure? Shorted ignition coil primary winding is the most common cause of failure of one driver/transistor. In this case, wire is winding through an ignition coil, and each loop is separated by a thin plastic coating on the wire.

How do you test a ignition coil?

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And simple test that can be done you use a circuit test which is also called a test lighting. And what you do you connect the negative up to the negative cable still disconnected.

How long do ignition coils last?

around 100,000 miles

Average lifetime of ignition coil is around 100,000 miles or more. It is not an easy worn out replacement car part but still could fail for variety of reasons.

Do ignition coils get weak?

Ignition coils fail in 2 ways – either complete failure and lack of output, or intermittently, meaning, the coil gets weak, output gets low, or the coil sometimes works and sometimes doesn’t. Because of this, intermittent problems are more difficult to diagnose.