U0104 on Ford F-150
Factory diagnostic protocol and troubleshooting wire for fault code U0104 specifically for the Ford F-150 (2020–2026, 3.5L / 2.7L EcoBoost Twin-Turbo V6 / 5.0L Coyote V8 / 3.5L PowerBoost Hybrid).
1. Symptoms of U0104 on Ford F-150
When the Engine Control Module (ECM/PCM) on your Ford F-150 (3.5L / 2.7L EcoBoost Twin-Turbo V6 / 5.0L Coyote V8 / 3.5L PowerBoost Hybrid) logs fault code U0104, drivers commonly observe:
2. Most Likely Causes on Ford F-150
Historical warranty claims and technical repair bulletins for Ford F-150 point to the following failure distribution:
3. Step-by-Step DIY Repair Guide for Ford F-150
Clean snow, ice, mud, or dead bugs off front radar emblem. on the Ford F-150 equipped with 3.5L / 2.7L EcoBoost Twin-Turbo V6 / 5.0L Coyote V8 / 3.5L PowerBoost Hybrid.
Verify power feed to radar sensor. on the Ford F-150 equipped with 3.5L / 2.7L EcoBoost Twin-Turbo V6 / 5.0L Coyote V8 / 3.5L PowerBoost Hybrid.
Execute optical/radar alignment procedure if bumper was removed. on the Ford F-150 equipped with 3.5L / 2.7L EcoBoost Twin-Turbo V6 / 5.0L Coyote V8 / 3.5L PowerBoost Hybrid.
Clear DTCs and test cruise on highway. on the Ford F-150 equipped with 3.5L / 2.7L EcoBoost Twin-Turbo V6 / 5.0L Coyote V8 / 3.5L PowerBoost Hybrid.
Equipment for Diagnosing Ford F-150 (U0104)
Ford F-150 OEM Replacement Sensor
Direct-fit replacement assembly engineered to OEM tolerances for Ford F-150.
AstroAI Auto-Ranging Digital Multimeter
Essential for testing 0.1V–5.0V sensor reference signals, ground continuity (<0.20Ω), and harness resistance.
BlueDriver Bluetooth Pro OBDII Scan Tool
Reads and clears enhanced codes (ABS, Airbag, Transmission, Engine) & live freeze-frame telemetry on phone.
Other Common Fault Codes on Ford F-150
Frequently diagnosed powertrain, emissions, and sensor trouble codes logged on the Ford F-150:
4. Ford F-150 U0104 FAQs
What causes code U0104 to trigger on a Ford F-150?
On the Ford F-150 (3.5L / 2.7L EcoBoost Twin-Turbo V6 / 5.0L Coyote V8 / 3.5L PowerBoost Hybrid), U0104 is most frequently caused by Blocked or dirty front radar sensor in grille/bumper or Blown radar module fuse.
Where is the OBD-II port located on my Ford F-150?
On the Ford F-150, the 16-pin DLC diagnostic connector is located Under driver side dash panel, right of hood release lever. Plug in any standard OBD-II scanner with the ignition in the ON position to read freeze-frame parameters.
Can I safely drive my Ford F-150 with code U0104?
Yes. Normal driving is unaffected, but Adaptive Cruise Control will not engage. Given that U0104 carries a Low severity rating, we advise avoiding heavy towing or aggressive throttle inputs until sensor readings are verified.