← View Generic C0401 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
C0401: C0401: Left Front Suspension Strut Friction Bushing Fault
on 2021 Honda PASSPORT
Fix Cost
$150 - $300
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 C0401 Mean on 2021 Honda PASSPORT?
The C0401 code indicates a fault in the left front suspension strut friction bushing, which can cause uneven tire wear, vibration, and noise.
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Symptoms
- • Uneven tire wear
- • vibration
- • noise
- • and reduced handling
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Common Causes
- • Worn or damaged left front suspension strut friction bushing
- • loose or worn-out suspension components
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How to Fix C0401 on 2021 Honda PASSPORT
Replace the left front suspension strut friction bushing, inspect and replace other worn-out suspension components
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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 SpecsParts for 2021 Honda PASSPORT
Essential Tool
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Related Diagnostic Codes
Other codes that may appear with C0401
C0399
Sequential Code
C0399: ABS System Malfunction
Medium
C0400
Sequential Code
C0400: Brake System Malfunction
Medium
C0402
Sequential Code
C0402: Steering Column Position Sensor Circuit Malfunction
Medium
C0403
Sequential Code
C0403: Electronic Stability Control (ESC) 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