[SOLVED] P1855 Code: Fixing Open Circuit In Transmission Transfer Case Contact Plate ‘c’

The automobile fault code P1855 indicates a problem with the Transfer Case Shift Motor. The most common symptom is the Engine Light being ON or the Service Engine Soon Warning Light.

The cause of this fault code can be a faulty Transfer Case Shift Motor, an open or shorted harness, or a poor electrical connection in the circuit. To fix this issue, it is recommended to visually inspect the wiring harness and connectors for any damage. Look for broken, bent, pushed out, or corroded pins in the connectors.

The repair time for this issue is estimated to be around 1.0 hour. To interpret the fault code, check the “Possible Causes” listed above and perform the necessary inspections and repairs.

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

When the engine light is on or the service engine soon warning light is illuminated, it could be a sign of the p1855 fault code.

  • The symptoms of the automobile fault code P1855 include the Engine Light being ON or the Service Engine Soon Warning Light being illuminated.

The automobile fault code p1855 can be caused by a faulty transfer case shift motor, an open or shorted harness, or a poor electrical connection in the circuit.

  • The fault code P1855 can be caused by the following: a faulty transfer case shift motor, an open or shorted harness for the transfer case shift motor, and a poor electrical connection in the transfer case shift motor circuit.

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To fix the automobile fault code p1855, start by visually inspecting the wiring harness, connectors, and components for any damage or corrosion.

  • To fix the automobile fault code p1855, you need to follow these steps: 1.
  • Check the possible causes mentioned above.
  • 2.
  • Visually inspect the wiring harness and connectors related to the fault code.
  • 3.
  • Look for any damaged components.
  • 4.
  • Check for broken, bent, pushed out, or corroded pins in the connectors.
  • 5.
  • Repairing this fault code is estimated to take approximately 1.0 hour.

The factors influencing the cost of diagnosing and fixing the automobile fault code p1855 are the estimated repair time of 1.0 hour and the typical hourly rate charged by auto repair shops, which ranges between $75 and $150.

The P1855 fault code refers to an issue with the Transmission Transfer Case Contact Plate ‘C’ in the vehicle’s Transmission Control Module (TCM). The TCM is responsible for monitoring this contact plate and will trigger the OBDII code if it is not within the factory specifications.

This fault code specifically indicates an open circuit in the Transmission Transfer Case Contact Plate ‘C’.

When this fault code is present, it means that there is a problem with the electrical connection in the contact plate, causing an open circuit. This can lead to issues with the transmission system and may result in poor performance or even a complete failure of the transmission.

It is important to address this issue promptly to avoid further damage and ensure the proper functioning of the transmission. A professional diagnostic and repair service should be sought to fix the open circuit in the Transmission Transfer Case Contact Plate ‘C’.

What are the possible causes of the automobile fault code P1855?

If you see the engine light or service engine soon warning light on, the fault code P1855 could be the culprit. This code is often caused by a faulty transfer case shift motor or issues with the motor’s wiring harness. To fix the problem, visually inspect the wiring harness and connectors for any damage. Check for broken, bent, pushed out, or corroded pins on the connectors. It’s important to address these possible causes to resolve the issue.

How can I visually inspect the wiring harness and connectors to fix the P1855 fault code?

If you’re dealing with the P1855 fault code and your engine light is on, it’s time to take action. The cause could be a faulty transfer case shift motor or issues with the wiring harness and connectors. To fix it, start by visually inspecting the wiring harness and connectors. Look for any signs of damage, such as broken or bent pins, corrosion, or components that are out of place. This simple step could be the key to resolving the issue and getting your engine running smoothly again. Don’t delay, check it out now!

What should I look for when checking for damaged components and connector pins to resolve the P1855 fault code?

When resolving the P1855 fault code, start by checking for damaged components and connector pins. This can be done by visually inspecting the related wiring harness and connectors. Look for any signs of damage such as broken, bent, pushed out, or corroded connector pins. By doing this, you can identify any issues that may be causing the fault code and take the necessary steps to fix them.

p1855 error fault code explained

If you’re seeing the Engine Light ON or the Service Engine Soon Warning Light, the cause could be a faulty Transfer Case Shift Motor or issues with the wiring harness and connectors.

To fix it, visually inspect the wiring harness and connectors for any damage or corrosion.

Also, check for broken or bent pins.

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