P1857 FORD – Transmission Transfer Case Contact Plate ‘C’ Short Circuit To Ground

P1857 FORD Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P1857 FORD Possible Causes

Faulty Transfer Case Shift Motor,Transfer Case Shift Motor harness is open or shorted,Transfer Case Shift Motor circuit poor electrical connection

P1857 FORD Description

The Transmission Control Module (TCM) monitors the Transmission Transfer Case Contact Plate ‘C’. The TCM sets the OBDII code when the Transmission Transfer Case Contact Plate ‘C’ is not to factory specifications.