← View Generic P0145 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2014 Nissan SENTRA

P0145: P0145: Fuel Pressure Regulator Circuit Malfunction

on 2014 Nissan SENTRA

Fix Cost

$50 - $200

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 P0145 Mean on 2014 Nissan SENTRA?

The fuel pressure regulator circuit has malfunctioned, causing the fuel pressure to be outside the normal operating range.

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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
• or vacuum leaks

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How to Fix P0145 on 2014 Nissan SENTRA

1. Check and clean the fuel filter. 2. Inspect and repair vacuum leaks. 3. Replace the fuel pressure regulator if faulty.

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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

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 P0145

P0143 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