f150mods.us
FORScan codes, As-Built mods & how-tos for every Ford F-150
by VARØ Industries

Front turn signal outage detection off (LED swap) — F-150 FORScan mod (2021–2026)

Turns off bulb-outage detection on the front turn circuits so LED replacements don't hyper-flash or throw warnings.

Module
BCM — Body Control Module (726)
Model years
2021 2022 2023 2024 2025 2026
Powertrain
Gas (EcoBoost, 5.0L, V6), PowerBoost hybrid, Lightning EV
Trim & equipment
  • Only needed for LED bulb retrofits
  • Lightning: not verified; values come from gas/PowerBoost trucks
Category
Lighting
Risk
Low risk
FORScan setting
No named setting documented. Use As-Built Format.
As-Built
BCM 726-40-02 **xx xxxx xx-- (00=No Outage, 01=Outage). Front LED outage: 726-40-02 xx** xxxx xx--
Rear LED outage: 726-40-02 xxxx **xx xx--
As published by the source below. Compare against your own backup; surrounding digits control other features.

Notes

Only needed when retrofitting LED bulbs. You will no longer be warned of a failed turn bulb.

How to apply it

  1. Back up every module's As-Built data and keep the files somewhere safe.
  2. Connect FORScan with a battery maintainer on, ignition ON and engine OFF.
  3. Open Configuration and Programming, choose the BCM module, open As-Built Format and edit only the digit described by the source.
  4. Write, follow any module reset prompt, cycle the ignition, then confirm the feature and check for new trouble codes.

Sources

More BCM mods

ModModuleCategoryYearsRisk
Allow fog lights with DRLs
Lets the fog lamps be switched on while only the DRLs are active.
⚑ Fog-lamp-equipped trucks
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Auto relock after unlock
Relocks the truck if you unlock with the fob and no door is opened within the timer.
 BCM Security 2021–2026 Low risk
Disable double horn honk when exiting running truck
Stops the two horn chirps the truck sounds when you walk away with the key fob while the engine is still running.
 BCM Comfort 2021–2026 Low risk
Disable keyfob tailgate release
Removes the ability to drop the tailgate from the key fob.
 BCM Security 2021–2026 Low risk
DRL brightness increase
Raises daytime running light intensity from the dim default toward full brightness.
⚑ Lightning thread lists its own values
 BCM Lighting 2021–2026 Medium risk
DRLs include parking/tail lamps
Turns on the parking lamps (including rear tail-lamp LEDs) whenever DRLs are on.
 BCM Lighting 2021–2026 Low risk