← View Generic P1038 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

P1038: P1038: Fuel Pressure Regulator Control Circuit Low Input

on 2021 Honda PASSPORT

Fix Cost
$100 - $500
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2021 Honda
PASSPORT
⚠️

Important for 2021 Honda PASSPORT Owners

Before starting repairs, verify which engine your 2021 Honda PASSPORT has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does P1038 Mean on 2021 Honda PASSPORT?

The fuel pressure regulator control circuit low input is a manufacturer-specific code that indicates a problem with the fuel pressure regulator control circuit. This code is specific to Ford vehicles and is related to the fuel system.
⚠️

Symptoms

  • • Rough idle
  • • poor engine performance
  • • decreased fuel efficiency
  • • engine stalling
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Common Causes

  • • Faulty fuel pressure regulator
  • • faulty fuel pressure regulator control circuit
  • • clogged fuel filter
  • • low fuel pressure
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How to Fix P1038 on 2021 Honda PASSPORT

Check and clean the fuel filter, check and test the fuel pressure regulator, replace the fuel pressure regulator if faulty, check and test the fuel pressure regulator control circuit

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Need Maintenance Info for Your PASSPORT?

Get oil capacity, filter specs, and torque settings for your specific 2021 Honda PASSPORT.

View 2021 Honda PASSPORT Specs

Parts for 2021 Honda PASSPORT

Fuel pressure regulator Shop ↗ Fuel filter Shop ↗

Essential Tool

Must Have

OBD2 Scanner

Read & clear codes on your 2021 Honda PASSPORT

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🔗

Related Diagnostic Codes

Other codes that may appear with P1038

P1036 Sequential Code

P1036: Fuel Pressure Regulator Control Circuit Low Input

Medium
P1037 Sequential Code

P1037: Fuel Pressure Regulator Control Circuit Low Input

Medium
P1039 Sequential Code

P1039: Fuel Pressure Regulator Control Circuit Low Input

Medium
P1040 Sequential Code

P1040: 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