[SOLVED] P1C20 Code: Low Voltage In Drive Motor ‘a’ Inverter – Fix Now!

If you see the engine light on or the service engine soon warning light, it could be due to the P1C20 fault code.

This code indicates a problem with the Drive Motor ‘A’ Inverter, which could be caused by an open or shorted harness, poor electrical connection, or a faulty inverter.

It’s important to address this issue as soon as possible, as it can affect the performance of your vehicle.

The repair time for this fault code is estimated at 1.0, and it’s recommended to visually inspect the wiring harness and connectors for any damage or corrosion. To interpret the fault code, you can use an OBD-II scanner or take your vehicle to a mechanic.

Repair Importance Level10.0 (Out of 10)
Estimated Repair TimeApproximately 1.0 hour
Repair Difficulty Level10.0 (Out of 10)

If you notice the engine light or service engine soon warning light on, it could be due to the P1C20 fault code. Here are the symptoms to look out for:

  • The P1C20 fault code in an automobile can cause the following symptoms: Engine Light ON, Service Engine Soon Warning Light ON.

The P1C20 fault code in automobiles can be caused by various factors, including a faulty drive motor inverter, open or shorted harness, and poor electrical connection in the inverter circuit.

  • The automobile fault code P1C20 can be caused by a faulty Drive Motor ‘A’ Inverter.
  • It can also be caused by an open or shorted Drive Motor ‘A’ Inverter harness.
  • Additionally, a poor electrical connection in the Drive Motor ‘A’ Inverter circuit can also trigger this fault code.

Below are the possible fixes for the automobile fault code p1c20, including inspecting wiring harness and connectors for damage or corrosion.

  • To fix the automobile fault code p1c20, first, check the possible causes listed above.
  • Then, visually inspect the related wiring harness and connectors.
  • Look for damaged components and check for broken, bent, pushed out, or corroded connector’s pins.
  • This fix will take an estimated repair time of 1.0 hour.

The factors that influence the cost of diagnosing and fixing the P1C20 automobile fault code are: – The estimated repair time is 1.0 hour. – Auto repair shops typically charge between $75 and $150 per hour.

– The cost may vary depending on the location and reputation of the repair shop. – The cost may also vary depending on the severity of the issue causing the fault code. – Additional parts or labor may be required, which can increase the overall cost.

The P1C20 code is related to the Drive Motor ‘A’ Inverter in an automobile.

The Engine Control Module (ECM) is responsible for monitoring the inverter.

If the inverter is not up to the factory specifications, the ECM sets the OBDII code. The P1C20 code specifically indicates that the voltage of the Drive Motor ‘A’ Inverter is too low.

What are the possible causes of the P1C20 fault code in an automobile?

If you see the engine light on or the service engine soon warning light, it could be due to the P1C20 fault code. This code is usually caused by a faulty drive motor ‘A’ inverter, an open or shorted drive motor ‘A’ inverter harness, or a poor electrical connection in the drive motor ‘A’ inverter circuit. To fix this issue, you should visually inspect the related wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.

How can one visually inspect the wiring harness and connectors related to the Drive Motor ‘A’ Inverter to fix the P1C20 fault code?

If you’re experiencing an Engine Light ON or Service Engine Soon Warning Light due to a P1C20 fault code, it could be caused by a faulty Drive Motor ‘A’ Inverter, an open or shorted Drive Motor ‘A’ Inverter harness, or a poor electrical connection in the Drive Motor ‘A’ Inverter circuit. To fix this issue, you should visually inspect the related wiring harness and connectors for any damaged components, broken, bent, pushed out, or corroded connector’s pins. Check the “Possible Causes” listed above for more information.

What are the consequences of ignoring the P1C20 fault code in an automobile?

Ignoring the P1C20 fault code in an automobile can lead to serious consequences. The engine light will remain on, indicating a problem with the Drive Motor ‘A’ Inverter. This fault can cause the vehicle to lose power or even stop running altogether. It is important to address the issue immediately by visually inspecting the wiring harness and connectors, checking for damaged components, and looking for broken or corroded pins.

p1c20 error fault code explained

If your engine light is on, it could be due to a faulty drive motor ‘A’ inverter, an open or shorted harness, or poor electrical connection. Visually inspect the wiring harness and connectors for damage and check for broken or corroded pins. Check the possible causes listed above.

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