← View Generic P1331 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

P1331: P1331: Fuel Pressure Regulator Control Circuit Low Input

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$100 - $500
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2020 Chevrolet
SILVERADO 1500 PICKUP
⚠️

Important for 2020 Chevrolet SILVERADO 1500 PICKUP Owners

Before starting repairs, verify which engine your 2020 Chevrolet SILVERADO 1500 PICKUP has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does P1331 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The fuel pressure regulator control circuit low input is a common issue in Ford vehicles. It indicates that the fuel pressure regulator is not receiving the correct signal from the engine control module (ECM).
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Symptoms

  • • Poor engine performance
  • • rough idle
  • • decreased fuel efficiency
  • • and difficulty starting the engine.
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Common Causes

  • • Faulty fuel pressure regulator
  • • faulty fuel pressure regulator control circuit
  • • or a problem with the ECM.
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How to Fix P1331 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check the fuel pressure regulator and replace it if necessary. 2. Check the fuel pressure regulator control circuit and repair or replace it if necessary. 3. Check the ECM and update the software if necessary.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Fuel Pressure Regulator Shop ↗ Fuel Pressure Regulator Control Circuit Shop ↗

Essential Tool

Must Have

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Related Diagnostic Codes

Other codes that may appear with P1331

P1329 Sequential Code

P1329: Fuel Pressure Regulator Control Circuit Low Input

Medium
P1330 Sequential Code

P1330: Fuel Pressure Regulator Control Circuit Low Input

Medium
P1332 Sequential Code

P1332: Fuel Pressure Regulator Control Circuit Low Input

Medium
P1333 Sequential Code

P1333: Fuel Pressure Regulator Control Circuit Low Input

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