← View Generic P0564 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

P0564: P0564: Idle Air Control (IAC) Valve Circuit Malfunction

on 2021 Honda PASSPORT

Fix Cost

$50 - $200

Parts & Labor

Difficulty

3/5

1-2 hours

DIY Possible?

✅ Yes

Save money

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 P0564 Mean on 2021 Honda PASSPORT?

The idle air control (IAC) valve circuit has malfunctioned, causing the engine to idle rough or stall.

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Symptoms

• Rough idling
• stalling
• hesitation when accelerating
• decreased fuel efficiency

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Common Causes

• Faulty IAC valve
• clogged air filter
• vacuum leaks
• faulty throttle position sensor

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How to Fix P0564 on 2021 Honda PASSPORT

1. Check and clean the IAC valve, 2. Replace the IAC valve if faulty, 3. Inspect and replace the air filter, 4. Check for vacuum leaks and repair, 5. Check and replace the throttle position sensor if faulty

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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

Idle Air Control (IAC) valve Shop ↗ air filter Shop ↗ vacuum leak repair kit 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 P0564

P0562 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