← View Generic C3558 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
C3558: C3558: Rear Suspension Control Module (RSCM) Fault
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 C3558 Mean on 2021 Honda PASSPORT?
The Rear Suspension Control Module (RSCM) has detected an issue with the rear suspension system, possibly due to a faulty sensor or wiring problem.
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Symptoms
- • Rear suspension sag
- • uneven tire wear
- • difficulty steering
- • vibrations while driving
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Common Causes
- • Faulty RSCM sensor
- • wiring issue
- • loose or damaged suspension components
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How to Fix C3558 on 2021 Honda PASSPORT
1. Check and clear any trouble codes. 2. Inspect and clean the RSCM sensor and wiring. 3. Replace the RSCM sensor if faulty. 4. Inspect and replace any damaged or 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.
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Essential Tool
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Related Diagnostic Codes
Other codes that may appear with C3558
C3556
Sequential Code
C3556: ABS System Malfunction
Medium
C3557
Sequential Code
C3557: Brake System Pressure Sensor Circuit Malfunction
Medium
C3559
Sequential Code
C3559: Electric Power Steering (EPS) System Fault
Medium
C3560
Sequential Code
C3560: 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