P1861 Transfer Case Contact Plate D Short to Ground

Category: Powertrain - Transmission
Severity: Check Engine Light
Applies to: F-150, Super Duty, Explorer

What does P1861 mean on a Ford?

P1861 — Transfer Case Contact Plate D Short to Ground. This Ford-enhanced code applies to F-150, Super Duty, Explorer.

Common causes of P1861

Plate D shorted to ground
Pinched harness
Worn tracks
Corroded connector
Module fault

How to fix P1861

Isolate the short
Inspect plate and harness
Clean the track area
Check the connector
Repair or replace the plate