WenmarOpen by Wenmar Pro

Service bulletins for the 2021 Ford Ecosport

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

42 on file from NHTSA, as of 2026-10-19.

About P164C on the 2021 Ford Ecosport: what the code means, and the bulletins and recalls about the same components.

By type

By component

By trouble code

By topic

Only bulletins with trouble code: P164C are shown. Show all

Bulletins, newest first
TSB 21-24222021-12-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; EQUIPMENT. Some 2021 EcoSport vehicles equipped with a 1.0L EcoBoost engine may exhibit a condition where the auto start/stop system is inoperative or cruise control disabled with an illuminated powertrain malfunction (wrench) and/or brake warning indicator with diagnostic trouble code (DTC) P164C or P0504 stored in the powertrain control module (PCM). The vehicle may also exhibit an engine stall while braking aggressively from low speed with an auto start/stop indicator lamp flashing and a battery indicator lamp on with a shift to park message in the instrumental panel cluster (IPC). This may be due to the software in the PCM. To correct this condition, follow the Service procedure to reprogram the PCM.
TSB 21-22272021-08-02. Service bulletin. ELECTRICAL SYSTEM. Some 2021 EcoSport vehicles equipped with a 2.0 L engine and built on or before 26-Jun-2021 may experience an illuminated malfunction indicator lamp (MIL) and diagnostic trouble code (DTC) P164C stored in the powertrain control module (PCM). The vehicle may also exhibit Auto Start/Stop system incorrect operation and/or insufficient heat in Auto Start/Stop mode only. This may be due to the software in the PCM. To correct this condition, follow the Service procedure to reprogram the PCM.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.