← Back to Search Severity: Medium

B0669

B0669: Malfunction of Exterior Lighting

Fix Cost
$50 - $150
Parts & Labor
Difficulty
3/5
Moderate
1-2 hours
DIY Possible?
✅ Yes
Save money
Category
Body
System

📖 What Does B0669 Mean?

This code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or brake light.
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Symptoms

  • Dim or inoperative exterior lights
  • warning lights on the dashboard
  • or difficulty seeing at night.
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Common Causes

  • Faulty headlight or taillight bulb
  • wiring issue
  • or a problem with the light switch or relay.
Fix Guide
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Possible Solutions

1. Check and replace the faulty bulb(s). 2. Inspect and repair any damaged wiring. 3. Test the light switch and relay to ensure proper function.

Common Questions About B0669

Can I drive with code B0669?

You can drive for a short time, but should address code B0669 soon to avoid worsening the problem or failing an emissions test.

How much does it cost to fix code B0669?

The estimated repair cost for code B0669 is between $50 and $150. This includes parts and labor. Prices may vary based on your vehicle's make and model.

Is code B0669 easy to fix myself?

This repair is considered moderate. It may require specialized tools or significant disassembly. If you are not an experienced mechanic, professional help is recommended.

Required Parts

Tools

Multimeter Torx screwdriver
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Need a Pro?

Complex codes like B0669 can be tricky. Don't risk it if you're unsure.

Quick Stats

Severity Medium
DIY Friendly Yes
Est. Time 1-2 hours
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Related Diagnostic Codes

Other codes that may appear with B0669

💡 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