← View Generic B0118 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2019 Ford F150 PICKUP

B0118: B0118: 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

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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 B0118 Mean on 2019 Ford F150 PICKUP?

The B0118 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 issues
• faulty door lock actuators
• low battery voltage

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How to Fix B0118 on 2019 Ford F150 PICKUP

1. Check battery voltage and charge or replace if necessary. 2. Inspect and repair/replace wiring and connectors. 3. Replace faulty security module. 4. Check and replace faulty door lock actuators.

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Parts for 2019 Ford F150 PICKUP

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

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Related Diagnostic Codes

Other codes that may appear with B0118

B0116 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