P0721

Output Shaft Speed Sensor Circuit Performance

NHTSA 10173360 ↗ NHTSA 10173368 ↗

RAM

Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following DTCs have been set:P1DDE-00 - Ignition Run-Sta…

RAM

Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Some customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following DTCs: P1DDE-00 - Ignition Run-Start Input…

FORD

Some 2018 Expedition/F-150/Mustang/Navigator vehicles equipped with a 10R80 automatic transmission and built on or before 30-Nov-2017 may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0721 in the powertrain control module (PCM) or transmission control module (TCM). Follow the Service…

CHEVROLET

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0721, P0722, P0723, P0716, P0717, P176B, P176C, or P176D. Technician will need to follow publish Service Information diagnos…