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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 714 (Four-Wheel Drive Systems) >> Diagnosis And Testing >> Four-Wheel Drive Systems - (Vehicles With: 2-Speed Torque On Demand Transfer Case) >> DTC Chart: TCCM

DTC Chart: TCCM

WARNING: This page is about a different car, the 2015 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.

Diagnostics in this service information assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to: Diagnostic Methods .

DTC Description Action
C1979:11 IWE Solenoid Circuit Failure: Circuit Short To Ground GO to Pinpoint Test C 
C1979:12 IWE Solenoid Circuit Failure: Circuit Short To Battery GO to Pinpoint Test C 
C1979:13 IWE Solenoid Circuit Failure: Circuit Open GO to Pinpoint Test C 
P0562:00 System Voltage Low: No Sub Type Information GO to Pinpoint Test B 
P0563:00 System Voltage High: No Sub Type Information GO to Pinpoint Test B 
P1812:00 4-Wheel Drive Mode Select Circuit Failure: No Sub Type Information GO to Pinpoint Test L 
P1815:00 4-Wheel Drive Mode Select Short Circuit To Ground: No Sub Type Information GO to Pinpoint Test L 
P1825:00 4-Wheel Drive Clutch Relay Open Circuit: No Sub Type Information GO to Pinpoint Test F 
P1826:00 4-Wheel Drive Low Clutch Relay Circuit To Battery: No Sub Type Information GO to Pinpoint Test F 
P1827:00 4-Wheel Drive Low Clutch Relay Circuit To Ground: No Sub Type Information GO to Pinpoint Test F 
P1839:00 Transfer Case Shift Motor Open Circuit: No Sub Type Information GO to Pinpoint Test E 
P1840:00 Transfer Case Shift Motor Short Circuit To Battery: No Sub Type Information GO to Pinpoint Test E 
P1841:00 Transfer Case Shift Motor Short Circuit To Ground: No Sub Type Information GO to Pinpoint Test E 
P1849:00 Transfer Case Contact Plate 'A' Short Circuit To Ground: No Sub Type Information GO to Pinpoint Test E 
P184B:00 Transfer Case Unable To Transition Between 4X4 High and 4X4 Low Range: No Sub Type Information GO to Pinpoint Test E 
P1853:00 Transfer Case Contact Plate 'B' Short Circuit To Ground: No Sub Type Information GO to Pinpoint Test E 
P1857:00 Transfer Case Contact Plate 'C' Short Circuit To Ground: No Sub Type Information GO to Pinpoint Test E 
P185A:00 Differential Lock-Up Input Switch Circuit High: No Sub Type Information REFER to: Electronic Locking Differential (ELD) - Vehicles With: Ford 8.8 Inch Ring Gear.
P185B:00 Differential Lock-Up Indicator Circuit Low: No Sub Type Information REFER to: Electronic Locking Differential (ELD) - Vehicles With: Ford 8.8 Inch Ring Gear.
P185C:00 Differential Lock-Up Indicator Circuit High: No Sub Type Information REFER to: Electronic Locking Differential (ELD) - Vehicles With: Ford 8.8 Inch Ring Gear.
P185D:00 Differential Lock-Up Control Circuit Performance: No Sub Type Information REFER to: Electronic Locking Differential (ELD) - Vehicles With: Ford 8.8 Inch Ring Gear.
P1861:00 Transfer Case Contact Plate 'D' Short Circuit To Ground: No Sub Type Information GO to Pinpoint Test E 
P1867:00 Transfer Case Contact Plate General Circuit Failure: No Sub Type Information GO to Pinpoint Test E 
P187C:00 Differential Lock-Up Control Circuit/Open: No Sub Type Information REFER to: Electronic Locking Differential (ELD) - Vehicles With: Ford 8.8 Inch Ring Gear.
P187D:00 Differential Lock-Up Control Circuit Low: No Sub Type Information REFER to: Electronic Locking Differential (ELD) - Vehicles With: Ford 8.8 Inch Ring Gear.
P187E:00 Differential Lock-Up Control Circuit High: No Sub Type Information REFER to: Electronic Locking Differential (ELD) - Vehicles With: Ford 8.8 Inch Ring Gear.
P1886:00 4X4 Initialization Failure: No Sub Type Information CLEAR the DTC. REPEAT the self-test. If the DTC still sets, CONFIRM the TCCM part number is correct for the vehicle.
P1891:00 Transfer Case Contact Plate Ground Return Open Circuit: No Sub Type Information GO to Pinpoint Test E 
U0100:00 Lost Communication With ECM/PCM "A": No Sub Type Information GO to Pinpoint Test M 
U0121:00 Lost Communication With Anti-Lock Brake System (ABS) Control Module: No Sub Type Information GO to Pinpoint Test N 
U0140:00 Lost Communication With Body Control Module (BCM): No Sub Type Information GO to Pinpoint Test O 
U0418:00 Invalid Data Received From Brake System Control Module: No Sub Type Information To diagnose the wheel speed sensor concern, Refer to: Anti-Lock Brake System (ABS) and Stability Control .
U3000:04 Control Module: System Internal Failure CLEAR the DTC. REPEAT the self-test. If DTC U3000:04 is retrieved again, INSTALL a new TCCM. Refer to: Transfer Case Control Module (TCCM) .
U3000:41 Control Module: General Checksum Failure CLEAR the DTC. REPEAT the self-test. If DTC U3000:41 is retrieved again, INSTALL a new TCCM. Refer to: Transfer Case Control Module (TCCM) .
U3000:46 Control Module: Calibration / Parameter Memory Failure CLEAR the DTC. REPEAT the self-test. If DTC U3000:46 is retrieved again, INSTALL a new TCCM. Refer to: Transfer Case Control Module (TCCM) .
U3000:49 Control Module: Internal Electronic Failure CLEAR the DTC. REPEAT the self-test. If DTC U3000:49 is retrieved again, INSTALL a new TCCM. Refer to: Transfer Case Control Module (TCCM) .
U300D:11 Ignition Input On/Start: Circuit Short To Ground GO to Pinpoint Test A