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U0142FordFord Bronco HubAll Ford U0142Medium Severity

U0142 on Ford Bronco

Lost Communication with Body Control Module B

Factory diagnostic protocol and troubleshooting wire for fault code U0142 specifically for the Ford Bronco (2021–2026, 2.3L EcoBoost (300HP) / 2.7L Twin-Turbo V6 (330HP) / 3.0L Raptor (418HP)).

Verified OEM Telemetry & Field Repair Tree
Ford Bronco2021–2026
Ford Bronco
SUV2.3L EcoBoost (300HP) / 2.7L Twin-Turbo V6 (330HP) / 3.0L Raptor (418HP)
Reliability
Sensor Voltage Ref
0.1V – 5.0V Ref
Bronco SAE Mode $01
ECU Network Bus
500 kbps CAN-FD
ISO 15765-4 Compliant
Drivability Status
Drivable (Short Trip)
Medium urgency level
Est. Repair Cost
$120 - $500
Parts & Labor DIY
Check U0142 On Another Ford Model:
Diagnose U0142 on Specific Bronco Model Year:

1. Symptoms of U0142 on Ford Bronco

When the Engine Control Module (ECM/PCM) on your Ford Bronco (2.3L EcoBoost (300HP) / 2.7L Twin-Turbo V6 (330HP) / 3.0L Raptor (418HP)) logs fault code U0142, drivers commonly observe:

Lighting or power seat glitches on Ford Bronco (2.3L EcoBoost (300HP) / 2.7L Twin-Turbo V6 (330HP) / 3.0L Raptor (418HP))
Warning chime on Ford Bronco (2.3L EcoBoost (300HP) / 2.7L Twin-Turbo V6 (330HP) / 3.0L Raptor (418HP))
Ford Bronco OBD-II Port Location
The 16-pin diagnostic connector is located Beneath steering wheel lower shroud. Plug in your scan tool to verify freeze-frame sensor values.

2. Most Likely Causes on Ford Bronco

Historical warranty claims and technical repair bulletins for Ford Bronco point to the following failure distribution:

55%
CAN bus communication break (Ford OEM Part)
25%
Blown BCM fuse (Ford OEM Part)
12%
Faulty BCM module (Ford OEM Part)
* Source: Synthesized from NHTSA ODI field repair telemetry and verified OEM Technical Service Bulletin (TSB) repair tree frequency percentiles for Ford Bronco.

3. Step-by-Step DIY Repair Guide for Ford Bronco

01
Scan and Record Freeze Frame Telemetry

Connect an OBD-II scan tool and record freeze frame sensor telemetry for code U0142 to note engine RPM, load, and voltage when the fault triggered. on the Ford Bronco equipped with 2.3L EcoBoost (300HP) / 2.7L Twin-Turbo V6 (330HP) / 3.0L Raptor (418HP).

Required Tool: OBD-II Scanner
02
Inspect Related Wiring Harness & Connectors

Inspect the electrical connector and wiring harness related to U0142 for chafing, corrosion, moisture, or pin push-out. on the Ford Bronco equipped with 2.3L EcoBoost (300HP) / 2.7L Twin-Turbo V6 (330HP) / 3.0L Raptor (418HP).

Required Tool: Flashlight, Multimeter
03
Test Component Resistance & Voltage Supply

Measure circuit voltage supply (12V B+ or 5V reference) and sensor/actuator resistance according to factory repair manual specifications. on the Ford Bronco equipped with 2.3L EcoBoost (300HP) / 2.7L Twin-Turbo V6 (330HP) / 3.0L Raptor (418HP).

Required Tool: Digital Multimeter
04
Replace Defective Component

Install a new OEM-grade replacement part, torque fasteners to factory spec, and ensure electrical locking tabs click firmly. on the Ford Bronco equipped with 2.3L EcoBoost (300HP) / 2.7L Twin-Turbo V6 (330HP) / 3.0L Raptor (418HP).

Required Tool: Hand Tool Socket Set, Torque Wrench
05
Clear Trouble Codes & Complete Drive Cycle

Clear all stored DTCs from vehicle memory and perform an OBD-II drive cycle to confirm the diagnostic monitor resets to 'Ready'. on the Ford Bronco equipped with 2.3L EcoBoost (300HP) / 2.7L Twin-Turbo V6 (330HP) / 3.0L Raptor (418HP).

Required Tool: OBD-II Scanner
Recommended Parts & Testing Tools

Equipment for Diagnosing Ford Bronco (U0142)

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Direct-Fit Replacement Part

Ford Bronco OEM Replacement Sensor

4.7 / 5.0 (Verified Fit)

Direct-fit replacement assembly engineered to OEM tolerances for Ford Bronco.

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Sensor Signal Voltage Meter

AstroAI Auto-Ranging Digital Multimeter

4.6 / 5.0 (Best Seller)

Essential for testing 0.1V–5.0V sensor reference signals, ground continuity (<0.20Ω), and harness resistance.

$29.99 Prime
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Top Mobile OBD-II Scanner

BlueDriver Bluetooth Pro OBDII Scan Tool

4.7 / 5.0 (50,000+ Reviews)

Reads and clears enhanced codes (ABS, Airbag, Transmission, Engine) & live freeze-frame telemetry on phone.

Compare OEM & Aftermarket Replacement Sensors for Ford BroncoVerified direct-fit pricing from Denso, Bosch, Motorcraft, and ACDelco on Amazon.
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Other Common Fault Codes on Ford Bronco

Frequently diagnosed powertrain, emissions, and sensor trouble codes logged on the Ford Bronco:

4. Ford Bronco U0142 FAQs

What causes code U0142 to trigger on a Ford Bronco?

On the Ford Bronco (2.3L EcoBoost (300HP) / 2.7L Twin-Turbo V6 (330HP) / 3.0L Raptor (418HP)), U0142 is most frequently caused by CAN bus communication break or Blown BCM fuse.

Where is the OBD-II port located on my Ford Bronco?

On the Ford Bronco, the 16-pin DLC diagnostic connector is located Beneath steering wheel lower shroud. 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 Bronco with code U0142?

Yes. Secondary body electronics offline. Given that U0142 carries a Medium severity rating, we advise avoiding heavy towing or aggressive throttle inputs until sensor readings are verified.