If you see the Engine Light ON or Service Engine Soon Warning Light, it could be due to the P1902 fault code. This code indicates a problem with the Multifunction Control Module, which could be faulty or have a poor electrical connection.

It could also be due to an open or shorted harness. The importance of fixing this issue lies in the fact that it could lead to poor engine performance and reduced fuel efficiency.

The repair difficulty is moderate, and it could take around 1.0 hour to fix. To interpret the fault code, you need to check the possible causes listed above and visually inspect the related wiring harness and connectors.

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 ON (or Service Engine Soon Warning Light), it could be a sign of p1902 fault code.

Here are the symptoms to look out for:

  • The P1902 fault code in an automobile can cause several symptoms, including the engine light turning on or the service engine soon warning light appearing.
  • Other symptoms may include issues with the transmission, such as difficulty shifting gears or the transmission slipping.
  • The vehicle may also experience reduced power or acceleration, and the engine may stall or hesitate during operation.
  • Additionally, the vehicle may experience decreased fuel efficiency and emit excessive smoke or emissions.

The automobile fault code P1902 can be caused by a faulty module, open or shorted harness, or poor electrical connection.

  • The automobile fault code P1902 can be caused by a faulty Multifunction Control Module.
  • It can also be caused by an open or shorted Multifunction Control Module harness.
  • Additionally, a poor electrical connection in the Multifunction Control Module circuit can also trigger this fault code.

To fix the p1902 automobile fault code, check the possible causes and inspect related wiring harness and connectors for damage.

  • To fix the automobile fault code P1902, you need to check the possible causes listed above.
  • Visually inspect the related wiring harness and connectors for any damage.
  • Look for broken, bent, pushed out, or corroded connector’s pins.
  • This fix will take an estimated repair time of 1.0 hour.

The automobile fault code P1902 has an estimated repair time of 1.0 hour. The cost of fixing this fault code is influenced by the repair time.

Most auto repair shops charge between $75 and $150 per hour for their services.

Therefore, the fixing cost of P1902 will be between $75 and $150, depending on the repair time required.

The P1902 code is a generic description for the CAN Data Bus Multifunction Control Module 2. However, the manufacturer may have a different description for your specific vehicle model and year.

Unfortunately, we do not have any additional information about this OBDII code at this time.

If you have any questions or concerns, please feel free to post them in the comments section below for more information.

What are the possible causes of the P1902 automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the P1902 fault code. This code is usually caused by a faulty Multifunction Control Module, an open or shorted harness, or poor electrical connection in the circuit. To fix this issue, you should visually inspect the 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 related wiring harness and connectors to fix the P1902 fault code?

If you’re experiencing the P1902 fault code, which is indicated by the engine light or service engine soon warning light turning on, there are a few things you can do to fix it. The issue may be caused by a faulty multifunction control module, an open or shorted harness, or a poor electrical connection in the module circuit. To address these potential causes, you should visually inspect the related wiring harness and connectors. Look for any damaged components and check for broken, bent, pushed out, or corroded connector pins.

What are the consequences of ignoring the P1902 fault code and not fixing it in a timely manner?

Ignoring the P1902 fault code, which indicates a faulty Multifunction Control Module or poor electrical connection, can lead to serious consequences. The engine light will remain on, indicating a problem, and the vehicle may experience reduced performance or even stall. It is important to promptly address the issue by visually inspecting the wiring harness and connectors and checking for damaged components to avoid further damage or safety hazards.

p1902 error fault code explained

If your engine light is on, it could be due to a faulty Multifunction Control Module or poor electrical connection. Check the wiring harness and connectors for damage or corrosion. Look for broken, bent, or pushed out pins.

Inspect the components listed under “Possible Causes.

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