← View Generic B0149 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2019 Ford F150 PICKUP

B0149: B0149: Body Control Module (BCM) Lighting Circuit 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 B0149 Mean on 2019 Ford F150 PICKUP?

The Body Control Module (BCM) has detected a malfunction in the lighting circuit, which may cause issues with the vehicle's exterior lights, such as the headlights, taillights, or turn signals.
⚠️

Symptoms

  • • Inoperable or flickering exterior lights
  • • warning lights on the dashboard
  • • or a malfunctioning lighting system.
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Common Causes

  • • Faulty BCM
  • • wiring issues
  • • blown fuses
  • • or a malfunctioning lighting module.
🛠️

How to Fix B0149 on 2019 Ford F150 PICKUP

1. Check the BCM for any error codes and clear them if necessary. 2. Inspect the wiring and connectors for any damage or corrosion. 3. Replace any blown fuses or faulty lighting modules. 4. Update the BCM software if necessary.

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Parts for 2019 Ford F150 PICKUP

BCM Shop ↗ wiring harness Shop ↗ fuses Shop ↗ lighting module Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with B0149

B0147 Sequential Code

B0147: Power Window Switch Circuit Malfunction

Medium
B0148 Sequential Code

B0148: Seat Switch Circuit Malfunction

Medium
B0150 Sequential Code

B0150: Immobilizer System Malfunction

High
B0151 Sequential Code

B0151: Audio System Malfunction

Medium

💡 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