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P1866 Lincoln Code - Transmission Transfer Case System Concern Servicing Required

- Code Popularity: 714 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P1866 Lincoln?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Transfer Case Shift Motor
  • Transfer Case Shift Motor harness is open or shorted
  • Transfer Case Shift Motor circuit poor electrical connection
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How to Fix the DTC P1866 Lincoln?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1866 Lincoln code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

Code P1866 Lincoln Description

The Transmission Control Module (TCM) monitors the Transmission Transfer Case System. The TCM sets the OBDII code when the Transmission Transfer Case System is not to factory specifications.

OBDII Code P1866 Lincoln - Transmission Transfer Case System Concern Servicing Required - AutoCodes.com
P1866 Lincoln Code - Transmission Transfer Case System Concern Servicing Required

Need More Information on the Code?

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Code P1866 Lincoln comments

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