Powertrain control module(PCM) receives data from a range of sensors.
ECM and TCM in your car are generally handled by the PCM monitors.
PCM analyze the collected data and use that information to control:
If your car has a failed PCM, then you will expect some serious issues.
Below points define the signs of failed PCM in your car.
If the car starts shifting unnecessarily, then it indicates the issues in:
Also indicates problems with the transmission valve body or low fluid.
When PCM is failing, your car mechanism is going to make errors.
Misinterpret the air/fuel mixture and cause several issues like:
Downside of burning more fuel is that car emissions increase.
Failed PCM will increase the emissions and failed an emission test.
If the engine misfires a lot, then take your car to the mechanic.
Mechanic can analyze the error does and determine the problem.
PCM ensures that everything is in the correct position in the car.
Co-ordinates with the ignition timing, if the timing is off, then: Spark plugs won't ignite at the right time Leads to the problem while running the car Car may crank over. But won’t start
Illuminated warning lights are a sure indication of trouble on the horizon.
Car is not operating optimally and has a problem between different systems.
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