Affected Component: ELECTRICAL SYSTEM

Date Published
JAN 22, 2024
NHTSA TSB #
10249823
TSB Document
Summary
Software Update 23-PU0630-YAW-RT for 2021 MY F-150 vehicles is now available. Quality Improvements include: -Correct the Generator voltage desired (GENVDSD) parameter identification (PID) missing from the powertrain control module (PCM) PID list in the Ford Diagnosis And Repair System (FDRS) scan tool. Refer TSB 23-2154 - Robustness action in operation of vehicle to detect low-state-of-charge battery and prevent potential engine stall, as well as provide improved warning to customers when low-state-of-charge conditions exist. - Robustness action to prevent potential line pressure drift DTC P084B from setting. - Eliminate potential ABS Yaw Rate Calibration issue. - Robustness action to alleviate the Nuisance SSN (Stop Safely Now) mesage from setting and vehicle should operate as expected in the next Key Start event - Eliminates potential Emergency Parking Brake activation when wire harness experience a short.