← View Generic P1165 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

P1165: P1165: Fuel Pressure Regulator Control Circuit Low Input

on 2021 Honda PASSPORT

Fix Cost
$100 - $300
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 P1165 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. It means that the fuel pressure regulator is not receiving the correct input signal from the engine control module (ECM).
⚠️

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
🛠️

How to Fix P1165 on 2021 Honda PASSPORT

Check the fuel pressure regulator and its wiring for any signs of damage or corrosion. If the regulator is faulty, replace it with a new one. If the problem persists, check the ECM and its wiring for any issues.

🔧

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Parts for 2021 Honda PASSPORT

Fuel Pressure Regulator Shop ↗

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Must Have

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Related Diagnostic Codes

Other codes that may appear with P1165

P1163 Sequential Code

P1163: Fuel Pressure Regulator Control Circuit Low Input

Medium
P1164 Sequential Code

P1164: Fuel Pressure Regulator Control Circuit Low Input

Medium
P1166 Sequential Code

P1166: Fuel Pressure Regulator Control Circuit Low Input

Medium
P1167 Sequential Code

P1167: 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