← View Generic B0390 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2019 Ford F150 PICKUP

B0390: B0390: Body Control Module (BCM) Security Fault

on 2019 Ford F150 PICKUP

Fix Cost

$100 - $500

Parts & Labor

Difficulty

3/5

1-2 hours

DIY Possible?

❌ No

Pro recommended

Your Vehicle

2019 Ford

F150 PICKUP

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Important for 2019 Ford F150 PICKUP Owners

Before starting repairs, verify which engine your 2019 Ford F150 PICKUP has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does B0390 Mean on 2019 Ford F150 PICKUP?

The Body Control Module (BCM) has detected a security fault, which may be caused by a faulty sensor, wiring issue, or software problem.

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Symptoms

• Alarm system malfunction
• door locks not functioning
• or immobilizer system failure

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Common Causes

• Faulty sensor
• wiring issue
• software problem
• or BCM failure

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How to Fix B0390 on 2019 Ford F150 PICKUP

1. Check and clear any trouble codes. 2. Inspect and repair or replace faulty sensors. 3. Check and repair or replace wiring. 4. Update software if necessary. 5. Replace BCM if faulty.

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Parts for 2019 Ford F150 PICKUP

Body Control Module Shop ↗ Sensor Shop ↗ Wiring Shop ↗

Essential Tool

Must Have

OBD2 Scanner

Read & clear codes on your 2019 Ford F150 PICKUP

Shop Scanners ↗

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Related Diagnostic Codes

Other codes that may appear with B0390

B0388 Sequential Code

💡 Why These Codes Are Related:

• Similar Issues: Same root cause or component failure
• Related Problems: Often occur together due to system interactions
• Sequential Codes: Progressive failure stages or multiple sensors
• Same System: Components within the same automotive system