← View Generic P1399 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2014 Nissan SENTRA

P1399: P1399: Fuel Pressure Regulator Control Circuit Low

on 2014 Nissan SENTRA

Fix Cost

$100 - $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 P1399 Mean on 2014 Nissan SENTRA?

The fuel pressure regulator control circuit is low, indicating a problem with the fuel pressure regulator or its associated wiring. (Ford)

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Symptoms

• Poor engine performance
• rough idle
• decreased fuel efficiency
• and possible engine stalling

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Common Causes

• Faulty fuel pressure regulator
• clogged fuel filter
• low fuel pressure
• or wiring issues

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How to Fix P1399 on 2014 Nissan SENTRA

1. Check fuel pressure regulator for blockages or damage. 2. Replace fuel filter if clogged. 3. Inspect wiring for damage or corrosion. 4. Test fuel pressure to ensure it's within specifications.

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Need Maintenance Info for Your SENTRA?

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Parts for 2014 Nissan SENTRA

Fuel pressure regulator Shop ↗ Fuel filter Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with P1399

P1397 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