DTC U1256 Ford
Actual Decrease Of Engine Torque Low
Actual Decrease Of Engine Torque Low
Description
The purpose of the diagnostic is to monitor if the Powertrain Control Module (PCM) executed the torque requested by the Transmission Control Module (TCM). This is determined by comparing the PCM’s executed torque to the original torque requested by the TCM over the Controller Area Network (CAN) bus. These torque requests only occur during shift operations. This diagnostic checks for engine torque reduction too low.
Cause and Solution
POWERTRAIN CONTROL MODULE (PCM) DTCsTRANSMISSION CONTROL MODULE (TCM)
Video Guide
Diagnostic Info
- DTC Code: U1256
- Brand: Ford