← View Generic P1155 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

P1155: P1155: Fuel Pressure Regulator Control Circuit Low Input

on 2021 Honda PASSPORT

Fix Cost

$200 - $500

Parts & Labor

Difficulty

3/5

1-2 hours

DIY Possible?

❌ No

Pro recommended

Your Vehicle

2021 Honda

PASSPORT

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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 P1155 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's control circuit. This code is specific to Ford vehicles. It may be caused by a faulty fuel pressure regulator, a wiring issue, or a problem with the engine control module.

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Symptoms

• Rough engine idle
• decreased fuel efficiency
• poor engine performance

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Common Causes

• Faulty fuel pressure regulator
• wiring issue
• engine control module problem

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How to Fix P1155 on 2021 Honda PASSPORT

Check fuel pressure regulator for proper operation, inspect wiring for damage or corrosion, update engine control module software if necessary

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Parts for 2021 Honda PASSPORT

Fuel pressure regulator Shop ↗ Wiring harness Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with P1155

P1153 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