← View Generic B2221 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2014 Nissan SENTRA

B2221: B2221: Turn Signal Lamp Malfunction

on 2014 Nissan SENTRA

Fix Cost

$50 - $200

Parts & Labor

Difficulty

3/5

1-2 hours

DIY Possible?

✅ Yes

Save money

Your Vehicle

2014 Nissan

SENTRA

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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 B2221 Mean on 2014 Nissan SENTRA?

The B2221 code indicates a malfunction in the turn signal lamp circuit, which can cause the turn signals to malfunction or not function at all.

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Symptoms

• Turn signals not working
• flashing
• or staying on continuously
• warning lights on dashboard

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Common Causes

• Faulty turn signal switch
• corroded or damaged wiring
• blown fuse
• or malfunctioning turn signal module

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How to Fix B2221 on 2014 Nissan SENTRA

1. Check and replace the turn signal switch if faulty. 2. Inspect and clean or replace corroded wiring. 3. Check and replace the fuse if blown. 4. Test and replace the turn signal module if malfunctioning.

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Need Maintenance Info for Your SENTRA?

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Parts for 2014 Nissan SENTRA

Turn signal switch Shop ↗ Wiring harness Shop ↗ Fuse Shop ↗ Turn signal module Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B2221

B2219 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