← View Generic P0120 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2014 Nissan SENTRA

P0120: Throttle Position Sensor Circuit Malfunction

on 2014 Nissan SENTRA

Fix Cost
$20 - $150
Parts & Labor
Difficulty
2/5
1-2 hours
DIY Possible?
✅ Yes
Save money
Your Vehicle
2014 Nissan
SENTRA
⚠️

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 P0120 Mean on 2014 Nissan SENTRA?

The throttle position sensor is not providing a proper signal to indicate throttle plate position.
⚠️

Symptoms

  • • Poor idle
  • • stalling
  • • hesitation
  • • poor acceleration
  • • surging
  • • check engine light.
🔍

Common Causes

  • • Faulty throttle position sensor
  • • damaged wiring
  • • poor connections
  • • throttle body problems.
🛠️

How to Fix P0120 on 2014 Nissan SENTRA

Replace throttle position sensor, repair wiring damage, clean throttle body, check sensor connections.

🔧

Need Maintenance Info for Your SENTRA?

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Parts for 2014 Nissan SENTRA

MAF Sensor Shop ↗ Air Filter Shop ↗ Vacuum Hoses Shop ↗

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Related Diagnostic Codes

Other codes that may appear with P0120

P0121 Same System

Throttle Position Sensor Circuit Range/Performance Problem

Medium
P0122 Same System

Throttle Position Sensor Circuit Low Input

Medium
P0123 Same System

Throttle Position Sensor Circuit High Input

Medium
P0124 Same System

P0124: Fuel Pressure Regulator Circuit Malfunction

Medium
P0125 Same System

P0125: Fuel Pressure Regulator 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