TSB 20B22-S4 — Ford Service bulletin

20B22-S4 is a service bulletin on file with NHTSA for 2 Ford models, 2011–2015 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. This customer satisfaction program updates the TCM software in affected vehicles to provide improved detection and over warning of electrical circuit failures in the TCM. As communicated in a previous Customer Satisfaction Program (14M02), electrical circuit failures within the…

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

1Document filed
2Vehicles named
5Model years

Vehicles and model years 20B22-S4 names

VehicleModel years
Ford Fiesta 2011, 2012, 2013, 2014, 2015
Ford Focus 2012, 2013, 2014

Every document filed under 20B22-S4

Document IDFiledType
20B22-S4 September 2, 2020 Service bulletin

What 20B22-S4 covers

Transmission & drivetrain — the component vocabulary NHTSA files this communication under.

← All Ford Fiesta TSB years TSB lookup by model

Questions buyers ask

What is TSB 20B22-S4?

20B22-S4 is a service bulletin filed with NHTSA by Ford, covering 2 Ford models across the 2011–2015 model years. NHTSA's summary reads: This customer satisfaction program updates the TCM software in affected vehicles to provide improved detection and over warning of electrical circuit failures in the TCM. As communicated in a previous Customer Satisfaction Program (14M02), electrical circuit failures within the…

Which vehicles does 20B22-S4 cover?

NHTSA's file names Ford Fiesta (2011–2015); Ford Focus (2012–2014). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB 20B22-S4 a recall, and is the repair free?

No. 20B22-S4 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of 20B22-S4?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under 20B22-S4, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under 20B22-S4. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.