Pinpoint Test M : U2300
WARNING: This page is about a different car, the 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
- Refer to MODULE COMMUNICATIONS NETWORK
for schematic and connector information.
Normal Operation and Fault Conditions
The TCCM receives VID (vehicle identification) block configuration data from the BCM over the HS-CAN. This data includes items like tire size, axle ratio, and other vehicle options.
DTC Fault Trigger Conditions
DTC Description Fault Trigger Condition TCCM U2300:54 Central Configuration: Missing Calibration The TCCM central configuration software has detected an internal data error. TCCM U2300:55 Central Configuration: Not Configured The TCCM central configuration software has detected an internal data error. TCCM U2300:56 Central Configuration: Invalid/Incompatible Configuration The TCCM central configuration software has detected an internal data error. TCCM U2300:64 Central Configuration: Signal Plausibility Failure The TCCM central configuration software has detected an internal data error. Possible Sources
- BCM faults
- TCCM
- M1 CHECK FOR BCM (BODY CONTROL MODULE) DTC (DIAGNOSTIC TROUBLE CODE)
- Enter the following diagnostic mode: BCM On Demand and CM DTC self-test.
Are any BCM DTC present?
Yes RESOLVE all BCM DTC. REFER to: Body Control Module (BCM) . No GO to M2 - M2 RESTORE BCM (BODY CONTROL MODULE) AS-BUILT DATA
- Enter the following diagnostic mode: BCM automatic as-built programming.
- Ignition OFF.
- Ignition ON.
- Enter the following diagnostic mode: TCCM Clear and retest CM DTC.
Is the U2300:xx DTC present?
Yes INSTALL a new TCCM. REFER to: Transfer Case Control Module (TCCM) . No The system is operating correctly at this time. The concern may have been caused by corrupted BCM as-built data.