← View Generic B2738 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2014 Nissan SENTRA
B2738: B2738: Door Locks Actuator Malfunction
on 2014 Nissan SENTRA
Fix Cost
$100 - $300
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 B2738 Mean on 2014 Nissan SENTRA?
The B2738 code indicates a malfunction in the door lock actuator, which may cause the doors to malfunction or not lock/unlock properly.
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Symptoms
- • Doors won't lock/unlock
- • clicking or grinding sounds when trying to lock/unlock
- • door ajar warning light on dashboard
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Common Causes
- • Faulty door lock actuator
- • wiring issue
- • faulty door lock module
- • corrosion or water damage
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How to Fix B2738 on 2014 Nissan SENTRA
1. Disconnect battery to reset system, 2. Check and clean corrosion from door lock actuator and wiring, 3. Replace faulty door lock actuator or module, 4. Check and repair wiring issues
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Need Maintenance Info for Your SENTRA?
Get oil capacity, filter specs, and torque settings for your specific 2014 Nissan SENTRA.
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Related Diagnostic Codes
Other codes that may appear with B2738
B2736
Sequential Code
B2736: Airbag System Fault
High
B2737
Sequential Code
B2737: Climate Control Fan Motor Fault
Medium
B2739
Sequential Code
B2739: Power Window Relay Circuit Malfunction
Medium
B2740
Sequential Code
B2740: Seat Position Sensor Circuit 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