← View Generic P0749 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2014 Nissan SENTRA

P0749: P0749: Transmission Control System Malfunction

on 2014 Nissan SENTRA

Fix Cost

$200 - $1000

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 P0749 Mean on 2014 Nissan SENTRA?

The P0749 code indicates a malfunction in the transmission control system, which can cause issues with gear shifting and transmission operation.

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Symptoms

• Difficulty shifting gears
• slipping or hesitation between gears
• transmission warning light on

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Common Causes

• Faulty transmission solenoid
• clogged transmission filter
• low transmission fluid level
• worn or damaged transmission components

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How to Fix P0749 on 2014 Nissan SENTRA

1. Check transmission fluid level and condition, 2. Inspect and clean transmission filter, 3. Replace faulty transmission solenoid, 4. Replace worn or damaged transmission components

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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 Specs

Parts for 2014 Nissan SENTRA

Transmission solenoid Shop ↗ Transmission filter Shop ↗ Transmission fluid Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with P0749

P0747 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