🚗 Vehicle-Specific Guide

This guide is customized for your 2014 Nissan SENTRA

B0445: B0445: Body Control Module (BCM) Malfunction - Lighting

on 2014 Nissan SENTRA

Fix Cost
$50 - $200
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2014 Nissan
SENTRA
⚠️

Important for 2014 Nissan SENTRA Owners

Before starting repairs, verify which engine your 2014 Nissan SENTRA has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does B0445 Mean on 2014 Nissan SENTRA?

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

Symptoms

  • Inoperative or flickering exterior lights
  • warning lights on the dashboard
  • or a check engine light.
🔍

Common Causes

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

How to Fix B0445 on 2014 Nissan SENTRA

1. Check the BCM fuse and replace it if blown. 2. Inspect and repair any damaged wiring. 3. Test the lighting module and replace it if faulty. 4. Update the BCM software if necessary.

🔧

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Related Diagnostic Codes

Other codes that may appear with B0445

💡 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