← View Generic C0408 Guide
Severity: High
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Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
C0408: C0408: Rear Suspension Control Arm Fracture
on 2021 Honda PASSPORT
Fix Cost
$500 - $1000
Parts & Labor
Difficulty
4/5
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 C0408 Mean on 2021 Honda PASSPORT?
This code indicates a fracture in the rear suspension control arm, which can cause uneven tire wear, vibrations, and loss of handling stability.
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Symptoms
- • Vibrations while driving
- • uneven tire wear
- • loss of handling stability
- • clunking or rattling noises from the rear suspension
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Common Causes
- • Rear suspension control arm fracture
- • worn or damaged bushings
- • loose or worn-out suspension components
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How to Fix C0408 on 2021 Honda PASSPORT
Replace the rear suspension control arm, inspect and replace worn-out bushings, tighten or replace loose 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 C0408
C0406
Sequential Code
C0406: ABS System Malfunction
Medium
C0407
Sequential Code
C0407: Brake System Malfunction
Medium
C0409
Sequential Code
C0409: Steering Column Position Sensor Circuit Malfunction
Medium
C0410
Sequential Code
C0410: 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