← View Generic B1374 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2019 Ford F150 PICKUP

B1374: B1374: Body System Security Malfunction

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

⚠️

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 B1374 Mean on 2019 Ford F150 PICKUP?

The B1374 code indicates a malfunction in the vehicle's security system, which may cause issues with door locks, alarm systems, or other security-related functions.

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Symptoms

• Difficulty locking/unlocking doors
• alarm system malfunction
• security light on dashboard

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Common Causes

• Faulty security module
• wiring issue
• faulty door lock actuator
• incorrect security system configuration

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How to Fix B1374 on 2019 Ford F150 PICKUP

1. Check security system configuration and reset if necessary. 2. Inspect wiring and connectors for damage or corrosion. 3. Replace faulty security module or door lock actuator if necessary.

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Parts for 2019 Ford F150 PICKUP

Security module Shop ↗ Door lock actuator Shop ↗ Wiring harness Shop ↗

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Must Have

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Related Diagnostic Codes

Other codes that may appear with B1374

B1372 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