The document discusses the sudden failure of a car's Engine Control Module (ECM), which regulates vital functions and systems. Potential causes of ECM failure include low voltage, damaged starters, battery issues, incorrect jump-starting procedures, and corroded seals allowing moisture exposure. It is recommended to consult a certified mechanic to address these issues promptly.

1. WHY THE ECM
OF THE CAR IS
FAILED
SUDDENLY?

2. ECU refers to be the engine
control unit of the car that is
also known as:

3.  Power control module(PCM)
 Engine Control Module(ECM)

4. Thus, the ECM regulates an
important system and
function in the car.

5. ECM can transmit data
feedback to the engine
through various medium
such as:

6.  Electronic sensors
 Components
 Chips

7. Lots of internal causes could
malfunction the ECM in the
first place.

8. Here is the list of causes that
may fail the ECM of the car
suddenly.

9. One can check the voltage
amount of the ECM through
its wiring harness.
LOWER VOLTAGE

10. If the voltage is not lying
between 6 to 12 volts, then it
is causing the ECM problem.

11. Override sensor in the
starter is managing the volts
receiving by the ECM.
DAMAGED STARTER

12. If the sensor is damaged,
then the ECM unable to
receive the correct amount
of voltage.

13. Batteries of the car have
electronic cells for the ECU
to function.
FAILED BATTERY

14. If any cells of the battery are
failed, then the ECM is going
to fail soon.

15. Ensure that the jumper cable
is attached properly while
performing the battery jump
start.
ISSUES IN JUMP-
STARTING

16. Incorrectly attached cable
could short out the ECM by
spike it too quickly.

17. ECM of the car have seals to
prevent moisture from
entering the engine.
CORRODED SEALS

18. If the seals become worn, the
moisture easily passes
through it and damage ECM
components.

19. To protect the ECM of the
car, you have to consider the
causes behind the issues.
CONCLUSION

20. Consult with a certified
mechanic for fixing the
issues as early as possible.

21. THANK YOU
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