← View Generic B3771 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2014 Nissan SENTRA
B3771: B3771: Power Window Regulator Malfunction
on 2014 Nissan SENTRA
Fix Cost
$200 - $500
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
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 B3771 Mean on 2014 Nissan SENTRA?
The power window regulator is malfunctioning, preventing the window from moving properly.
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Symptoms
- • Window stuck
- • won't move
- • or moves erratically
- • intermittent or constant
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Common Causes
- • Faulty power window regulator
- • faulty window motor
- • wiring issue
- • or faulty window switch
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How to Fix B3771 on 2014 Nissan SENTRA
1. Disconnect battery to reset system, 2. Check and clean window switch, 3. Check and repair wiring, 4. Replace faulty power window regulator or window motor, 5. Test and adjust window regulator
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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 B3771
B3769
Sequential Code
B3769: Climate Control Fan Motor Malfunction
Medium
B3770
Sequential Code
B3770: Door Locks Malfunction
Medium
B3772
Sequential Code
B3772: Seat Position Sensor Circuit Malfunction
Medium
B3773
Sequential Code
B3773: Exterior Lighting 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