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Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2014 Nissan SENTRA
B3629: B3629: Exterior Lighting 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 B3629 Mean on 2014 Nissan SENTRA?
The B3629 code indicates a problem with the exterior lighting system, such as a faulty headlight, taillight, or turn signal.
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Symptoms
- • Dim or inoperative exterior lights
- • warning lights on dashboard
- • difficulty seeing at night
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Common Causes
- • Faulty headlight or taillight bulb
- • wiring issue
- • faulty headlight or taillight module
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How to Fix B3629 on 2014 Nissan SENTRA
Replace faulty bulb, inspect and repair wiring, replace headlight or taillight module
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Need Maintenance Info for Your SENTRA?
Get oil capacity, filter specs, and torque settings for your specific 2014 Nissan SENTRA.
View 2014 Nissan SENTRA SpecsParts for 2014 Nissan SENTRA
Essential Tool
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Related Diagnostic Codes
Other codes that may appear with B3629
B3627
Sequential Code
B3627: Power Window Relay Circuit Malfunction
Medium
B3628
Sequential Code
B3628: Seat Position Sensor Circuit Malfunction
Medium
B3630
Sequential Code
B3630: Immobilizer System Malfunction
High
B3631
Sequential Code
B3631: Audio System Fault
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