← View Generic C0668 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

C0668: C0668: Electric Power Steering (EPS) System Fault

on 2021 Honda PASSPORT

Fix Cost

$200 - $800

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 C0668 Mean on 2021 Honda PASSPORT?

The C0668 code indicates a fault in the Electric Power Steering (EPS) system, which may cause the steering to become difficult or unresponsive.

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Symptoms

• Difficulty steering
• uneven tire wear
• vibration while driving
• unusual noise from the steering column

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Common Causes

• Faulty EPS motor
• faulty EPS control module
• wiring issues
• low battery voltage

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How to Fix C0668 on 2021 Honda PASSPORT

1. Check EPS motor for proper operation and replace if faulty. 2. Check EPS control module for proper operation and replace if faulty. 3. Inspect wiring for damage or corrosion and repair as needed. 4. Check battery voltage and charge or replace if necessary.

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Need Maintenance Info for Your PASSPORT?

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

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Parts for 2021 Honda PASSPORT

EPS motor Shop ↗ EPS control module Shop ↗ wiring harness Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with C0668

C0666 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